{"id":13788,"date":"2026-10-02T15:33:33","date_gmt":"2026-10-02T13:33:33","guid":{"rendered":"https:\/\/dr.neumann-peltier.de\/?p=13788"},"modified":"2026-10-12T19:29:48","modified_gmt":"2026-10-12T17:29:48","slug":"peltier-vs-compressor-cooling-the-right-choice-for-control-cabinets","status":"publish","type":"post","link":"https:\/\/dr.neumann-peltier.de\/en\/news\/peltier-vs-compressor-cooling-the-right-choice-for-control-cabinets","title":{"rendered":"Peltier vs. compressor cooling: the right choice for control cabinets"},"content":{"rendered":"<div id='av_section_1'  class='avia-section av-7lw85y-daf7a700e95eae85d15fdf2e82db6335 main_color avia-section-default avia-no-border-styling  avia-builder-el-0  el_before_av_slideshow  avia-builder-el-first  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-13788'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mg3iyodl-110079f48492a66b83128cf16f3fd7da\">\n#top .av-special-heading.av-mg3iyodl-110079f48492a66b83128cf16f3fd7da{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mg3iyodl-110079f48492a66b83128cf16f3fd7da .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mg3iyodl-110079f48492a66b83128cf16f3fd7da .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mg3iyodl-110079f48492a66b83128cf16f3fd7da av-special-heading-h2 blockquote modern-quote  avia-builder-el-1  el_before_av_textblock  avia-builder-el-first '><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >Peltier vs. compressor cooling: the right choice for control cabinets<\/h2><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-nod0fy-d22361f59d2ae2d8619a5f9f34d21bbf '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Peltier vs. compressor cooling \u2013 this question comes up more and more often in control cabinet climate control. Three developments lie behind it: electronics are becoming more powerful and are packed more closely together, while less installation space remains for the cooling system. Control cabinets increasingly stand in the field rather than in an air-conditioned hall. And the European F-Gas Regulation is progressively restricting the use of many refrigerants.<\/p>\n<p>This article assesses both technologies objectively. You will learn how a compressor cooling unit and a thermoelectric Peltier cooling unit remove heat, how the two systems differ in design, and which application calls for which technology. It addresses design, development and maintenance in mechanical and plant engineering as well as in infrastructure \u2013 wherever electronics have to operate reliably within a defined temperature window.<\/p>\n<\/div><\/section>\n<\/div><\/div><\/main><!-- close content main element --><\/div><\/div><div id='after_section_1'  class='main_color av_default_container_wrap container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-13788'><div class='entry-content-wrapper clearfix'>\n<div  class='avia-slideshow av-mng2ygn2-1d12ce0f4f89cabf8577f03dd4f20b05 avia-slideshow-featured av_slideshow avia-slide-slider  avia-builder-el-3  el_after_av_section  el_before_av_section  avia-builder-el-no-sibling  av-slideshow-ui av-control-default av-slideshow-manual av-loop-once av-loop-manual-endless av-default-height-applied avia-slideshow-1' data-slideshow-options=\"{&quot;animation&quot;:&quot;slide&quot;,&quot;autoplay&quot;:false,&quot;loop_autoplay&quot;:&quot;once&quot;,&quot;interval&quot;:5,&quot;loop_manual&quot;:&quot;manual-endless&quot;,&quot;autoplay_stopper&quot;:false,&quot;noNavigation&quot;:false,&quot;bg_slider&quot;:false,&quot;keep_padding&quot;:false,&quot;hoverpause&quot;:false,&quot;show_slide_delay&quot;:0}\"  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><ul class='avia-slideshow-inner ' style='padding-bottom: 28.666666666667%;'><li  class='avia-slideshow-slide av-mng2ygn2-1d12ce0f4f89cabf8577f03dd4f20b05__0  av-single-slide slide-1 slide-odd'><div data-rel='slideshow-1' class='avia-slide-wrap '  title='Peltier vs. Kompressork\u00fchlung' ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-14105 avia-img-lazy-loading-not-14105\"  src=\"https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/schaltschrankkuehlung_Blogbeitrag-1500x430.webp\" width=\"1500\" height=\"430\" title='schaltschrankkuehlung_Blogbeitrag' alt='Peltier vs. Kompressork\u00fchlung'  itemprop=\"thumbnailUrl\"   \/><\/div><\/li><\/ul><\/div>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_2'  class='avia-section av-1n14ku-a60966d65f5171ac01ed260c410207d6 main_color avia-section-default avia-no-border-styling  avia-builder-el-4  el_after_av_slideshow  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-13788'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzkid92-d84af1b19dfcc31deef2fec3d62645a8\">\n#top .av-special-heading.av-mkzkid92-d84af1b19dfcc31deef2fec3d62645a8{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mkzkid92-d84af1b19dfcc31deef2fec3d62645a8 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mkzkid92-d84af1b19dfcc31deef2fec3d62645a8 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mkzkid92-d84af1b19dfcc31deef2fec3d62645a8 av-special-heading-h3 blockquote modern-quote  avia-builder-el-5  el_before_av_textblock  avia-builder-el-first '><h3 class='av-special-heading-tag '  itemprop=\"headline\"  >Why control cabinet cooling is being reassessed<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-mkzkiy8q-c200814d9e7af97ec05e081b597ad40d '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>The market for compressor cooling units is large, the technology is established and indispensable for many applications. The conditions are shifting, however. Ever smaller enclosures house more powerful controllers, power supplies and communication components. Packing density is rising, and so is waste heat. Little installation space is often left for the cooling system.<\/p>\n<p>Added to this is the decentralisation of industrial plants. Control cabinets and enclosures today sit directly on the machine, outdoors, on vehicles or in distributed infrastructure. There they are exposed to dust, moisture, wide temperature swings, vibration and changing mounting positions.<\/p>\n<p>A third point concerns regulation. The European F-Gas Regulation EU 2024\/573 progressively reduces the available quantities of fluorinated refrigerants and tightens the requirements for operation and maintenance. <strong>Anyone specifying an enclosure today is also deciding on service and spare parts for the years ahead.<\/strong><\/p>\n<\/div><\/section>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_3'  class='avia-section av-3lfrhuj-ba2ac9ba08485ea2a41d4c67a937b88b alternate_color avia-section-default avia-no-border-styling  avia-builder-el-7  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-13788'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mtjx29dz-dec98ee11108a321d062bfac342fa0f9\">\n#top .av-special-heading.av-mtjx29dz-dec98ee11108a321d062bfac342fa0f9{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mtjx29dz-dec98ee11108a321d062bfac342fa0f9 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mtjx29dz-dec98ee11108a321d062bfac342fa0f9 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mtjx29dz-dec98ee11108a321d062bfac342fa0f9 av-special-heading-h3 blockquote modern-quote  avia-builder-el-8  el_before_av_textblock  avia-builder-el-first '><h3 class='av-special-heading-tag '  itemprop=\"headline\"  >Peltier vs. compressor cooling: two ways to remove heat<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-mtjx5e4u-3c2facd150637c9d8ab54bf06b81951a '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>A compressor cooling unit works with a closed refrigerant circuit. The refrigerant absorbs heat at the evaporator, the compressor compresses it, and at the condenser it releases the heat to the surroundings. This requires several mechanical and fluid-carrying components: compressor, pipework and usually valves. The design is therefore considerably more complex than a comparable Peltier system \u2013 with correspondingly higher maintenance effort and risk of failure.<\/p>\n<p>A Peltier cooling unit transfers heat directly through a semiconductor, the Peltier element. When direct current flows through it, one side becomes cold and the opposite side warm. Heat exchangers carry the heat away, and fans provide the air circulation. Interior and ambient air remain in two separate circuits. Unlike with a filter fan, no contaminated ambient air enters the enclosure. The cooling element itself works without refrigerant, compressor and moving parts. This is why it is referred to as solid-state cooling.<\/p>\n<p>The direction of the current determines the direction of heat transfer. By reversing the polarity, the same unit cools or heats. The heat flow can be finely metered via the current level. These inherent properties give rise to the following advantages.<\/p>\n<\/div><\/section>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_4'  class='avia-section av-36e7lzv-abf870f9a9d046a7cb4a30240974f216 main_color avia-section-default avia-no-border-styling  avia-builder-el-10  el_after_av_section  el_before_av_toggle_container  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-13788'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2p983sr-bd9f8e3264caabed5e23f11ffc1e5bc4\">\n.avia-image-container.av-2p983sr-bd9f8e3264caabed5e23f11ffc1e5bc4 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-2p983sr-bd9f8e3264caabed5e23f11ffc1e5bc4 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-2p983sr-bd9f8e3264caabed5e23f11ffc1e5bc4 av-styling- avia-align-center  avia-builder-el-11  avia-builder-el-no-sibling '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-13831 avia-img-lazy-loading-not-13831 avia_image ' src=\"https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-1500x844.png\" alt='' title='DNPT_Graphic_Compressor-vs-Peltier'  height=\"844\" width=\"1500\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-1500x844.png 1500w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-300x169.png 300w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-1030x579.png 1030w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-768x432.png 768w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-1536x864.png 1536w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-2048x1152.png 2048w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-705x397.png 705w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-450x253.png 450w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-600x338.png 600w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-107x60.png 107w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/DNPT_Graphic_Compressor-vs-Peltier-1-160x90.png 160w\" sizes=\"(max-width: 1500px) 100vw, 1500px\" \/><\/div><\/div><\/div>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='after_section_4'  class='main_color av_default_container_wrap container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-13788'><div class='entry-content-wrapper clearfix'>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mtjxo7h6-de4cddc242a57ac44a504a9232308c5c\">\n#top .togglecontainer.av-mtjxo7h6-de4cddc242a57ac44a504a9232308c5c h6.toggler .toggle_icon{\ncolor:#ffcc32;\nborder-color:#ffcc32;\n}\n#top .togglecontainer.av-mtjxo7h6-de4cddc242a57ac44a504a9232308c5c h6.toggler .toggle_icon > span{\ncolor:#ffcc32;\nborder-color:#ffcc32;\n}\n<\/style>\n<div  class='togglecontainer av-mtjxo7h6-de4cddc242a57ac44a504a9232308c5c av-minimal-toggle  avia-builder-el-12  el_after_av_section  el_before_av_section  avia-builder-el-no-sibling  akkordeon-offen' >\n<section class='av_toggle_section av-mtjxmmgd-666bcc7f75e4d12106d57e090b9a6822'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  ><h6 id='toggle-toggle-id-1' data-fake-id='#toggle-id-1' class='toggler  activeTitle av-title-above '  itemprop=\"headline\"  role='tab' tabindex='0' aria-controls='toggle-id-1' data-slide-speed=\"200\" data-title=\"Compact cooling up to around 400 watts\" data-title-open=\"\" data-aria_collapsed=\"Click to expand: Compact cooling up to around 400 watts\" data-aria_expanded=\"Click to collapse: Compact cooling up to around 400 watts\">Compact cooling up to around 400 watts<span class=\"toggle_icon\"><span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/h6><div id='toggle-id-1' aria-labelledby='toggle-toggle-id-1' role='region' class='toggle_wrap  active_tc av-title-above' style='display:block;' ><div class='toggle_content invers-color '  itemprop=\"text\" ><p>Below around 400 watts of cooling capacity, Peltier technology plays to its strengths. The semiconductor element is flat, a bulky compressor is not needed, and the refrigerant circuit is eliminated. This makes compact cooling units possible for small enclosures and confined installation space.<\/p>\n<p>Efficiency is often lower than that of a compressor solution. In practice this is put into perspective: Peltier units can be matched more closely to the actual demand of a compact enclosure. Compared with an oversized compressor system, the overall energy balance can therefore turn out better.<\/p>\n<p><a href=\"https:\/\/dr.neumann-peltier.de\/en\/news\/schaltschrank-kuehlung-unzulaessige-erwaermung-vermeiden\">Sound thermal design<\/a> remains decisive. It has to account for the electrical power loss, the enclosure surface, the thermal insulation, the required internal temperature and the maximum ambient temperature. <strong>Correctly dimensioned, a Peltier cooling unit achieves a high power density with a small footprint.<\/strong><\/p>\n<\/div><\/div><\/div><\/section>\n<section class='av_toggle_section av-mtjxnajo-9fbf13a96ba582ce6928c78428106e39'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  ><h6 id='toggle-toggle-id-2' data-fake-id='#toggle-id-2' class='toggler  av-title-above '  itemprop=\"headline\"  role='tab' tabindex='0' aria-controls='toggle-id-2' data-slide-speed=\"200\" data-title=\"Robust against vibration and changing mounting positions\" data-title-open=\"\" data-aria_collapsed=\"Click to expand: Robust against vibration and changing mounting positions\" data-aria_expanded=\"Click to collapse: Robust against vibration and changing mounting positions\">Robust against vibration and changing mounting positions<span class=\"toggle_icon\"><span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/h6><div id='toggle-id-2' aria-labelledby='toggle-toggle-id-2' role='region' class='toggle_wrap  av-title-above'  ><div class='toggle_content invers-color '  itemprop=\"text\" ><p>Without a compressor and without a refrigerant circuit, thermoelectric cooling is inherently less sensitive to mounting position and movement. This pays off in vehicles, in mobile machinery and in rail and transport applications. Frequent start-ups and changing orientation are also uncritical for the Peltier element.<\/p>\n<p>An air-cooled complete unit does not, however, work entirely without moving parts. Fans are usually fitted on the warm and cold sides. Mechanical complexity is nevertheless considerably lower than in a compressor system. This reduces noise, maintenance effort and the risk of leakage.<\/p>\n<\/div><\/div><\/div><\/section>\n<section class='av_toggle_section av-mtjxwg9b-83b738d9cb0b6797c39ec9a840c521d0'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  ><h6 id='toggle-toggle-id-3' data-fake-id='#toggle-id-3' class='toggler  av-title-above '  itemprop=\"headline\"  role='tab' tabindex='0' aria-controls='toggle-id-3' data-slide-speed=\"200\" data-title=\"Precise control without hard switching cycles\" data-title-open=\"\" data-aria_collapsed=\"Click to expand: Precise control without hard switching cycles\" data-aria_expanded=\"Click to collapse: Precise control without hard switching cycles\">Precise control without hard switching cycles<span class=\"toggle_icon\"><span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/h6><div id='toggle-id-3' aria-labelledby='toggle-toggle-id-3' role='region' class='toggle_wrap  av-title-above'  ><div class='toggle_content invers-color '  itemprop=\"text\" ><p>In Peltier systems, the electric current is the direct control variable for heat transfer. It can be adjusted continuously and, with <a href=\"http:\/\/dr.neumann-peltier.de\/produkt\/tec-controller\">suitable control technology<\/a>, very precisely. Instead of switching a compressor on and off or working with bypass valves, the cooling capacity follows actual demand. Temperature fluctuations and pronounced switching cycles are largely eliminated.<\/p>\n<p>Laboratory and test cabinets show how precise thermoelectric temperature control can be. Control accuracies of 0.1 K are implemented there. With a specialised controller, 0.05 K or better is achievable in suitable systems. For less demanding tasks, a simple thermostat solution remains more economical. It reliably keeps the enclosure within a defined temperature range and thus protects against damage from overheating or undercooling.<\/p>\n<p>The accuracy actually achieved inside the enclosure depends on the overall system \u2013 on sensors, controller, air routing, thermal load and ambient conditions. The operating principle, however, creates very good conditions for stable setpoint temperatures.<\/p>\n<p>By reversing the direction of the current, the unit heats actively. Outdoors, the permissible temperature window can thus be maintained in both directions without installing a separate heater.<\/p>\n<\/div><\/div><\/div><\/section>\n<section class='av_toggle_section av-mtjxx6xu-3bae0423976d204258931fcd146e197e'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  ><h6 id='toggle-toggle-id-4' data-fake-id='#toggle-id-4' class='toggler  av-title-above '  itemprop=\"headline\"  role='tab' tabindex='0' aria-controls='toggle-id-4' data-slide-speed=\"200\" data-title=\"Without refrigerant: advantages for sealed enclosures\" data-title-open=\"\" data-aria_collapsed=\"Click to expand: Without refrigerant: advantages for sealed enclosures\" data-aria_expanded=\"Click to collapse: Without refrigerant: advantages for sealed enclosures\">Without refrigerant: advantages for sealed enclosures<span class=\"toggle_icon\"><span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/h6><div id='toggle-id-4' aria-labelledby='toggle-toggle-id-4' role='region' class='toggle_wrap  av-title-above'  ><div class='toggle_content invers-color '  itemprop=\"text\" ><p>Peltier cooling units require no refrigerant. This eliminates leakage risks in the refrigerant circuit as well as the associated maintenance and disposal obligations. This aspect is gaining weight: the F-Gas Regulation is progressively restricting the use of fluorinated greenhouse gases, and work on the refrigerant circuit of a compressor system may only be carried out by certified specialist companies.<\/p>\n<p>A sealed Peltier cooling unit also separates the internal from the external air circuit. Ambient air does not enter the control cabinet. Dust, moisture and aggressive ambient air stay outside. <a href=\"http:\/\/dr.neumann-peltier.de\/produkte\/schaltschrankkuehlung\">Units designed accordingly<\/a> achieve protection ratings up to IP67 and are therefore suitable for outdoor use and for heavily loaded industrial environments. Variants for salt-spray-exposed coastal regions or locations at risk of sandstorms are also possible.<\/p>\n<p>Further practical advantages are DC operation, flexible mounting, quiet running and low maintenance effort. Particularly with enclosures that are hard to access in infrastructure projects, this noticeably reduces operating costs. If the heating function is added, the system architecture is simplified further \u2013 one complete solution for enclosure climate control instead of two separate systems.<\/p>\n<\/div><\/div><\/div><\/section>\n<\/div>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_5'  class='avia-section av-m31ebi-83faed1a149797571952e7c1786d07d0 alternate_color avia-section-default avia-no-border-styling  avia-builder-el-13  el_after_av_toggle_container  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-13788'><div class='entry-content-wrapper clearfix'>\n<div class='flex_column_table av-kqg7n2-a4332e5fd5e547748d585cf1c08c994e sc-av_one_full av-equal-height-column-flextable'><div  class='flex_column av-kqg7n2-a4332e5fd5e547748d585cf1c08c994e av_one_full  avia-builder-el-14  avia-builder-el-no-sibling  first flex_column_table_cell av-equal-height-column av-align-middle  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzkjupa-c5793f490bac4f78ccf6044f379ecff7\">\n#top .av-special-heading.av-mkzkjupa-c5793f490bac4f78ccf6044f379ecff7{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mkzkjupa-c5793f490bac4f78ccf6044f379ecff7 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mkzkjupa-c5793f490bac4f78ccf6044f379ecff7 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mkzkjupa-c5793f490bac4f78ccf6044f379ecff7 av-special-heading-h3 blockquote modern-quote  avia-builder-el-15  el_before_av_textblock  avia-builder-el-first '><h3 class='av-special-heading-tag '  itemprop=\"headline\"  >When compressor cooling remains the right choice<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-mkzkkbxk-552aeeb9a20120ee06d80babce7cb9bd '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Peltier technology is not the most economical solution for every cooling task. Where high cooling capacities are needed continuously, or where a large temperature difference has to be overcome, a compressor system generally achieves higher efficiency. This applies in particular to large, stationary control cabinets with high constant power loss and sufficient installation space.<\/p>\n<p>For simple applications without particular requirements for control accuracy, robustness or protection rating, established compressor technology also remains sensible.<\/p>\n<\/div><\/section><\/p><\/div><\/div><!--close column table wrapper. Autoclose: 1 -->\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_6'  class='avia-section av-4u057i-4098d6af0d3be36748ed38e38c2fa2bb main_color avia-section-default avia-no-border-styling  avia-builder-el-17  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-13788'><div class='entry-content-wrapper clearfix'>\n<div class='flex_column_table av-2pr5ri-2661290b03a7717dd86a6659e1b93c78 sc-av_one_full av-equal-height-column-flextable'><div  class='flex_column av-2pr5ri-2661290b03a7717dd86a6659e1b93c78 av_one_full  avia-builder-el-18  avia-builder-el-no-sibling  first flex_column_table_cell av-equal-height-column av-align-middle  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzkv4hd-861bb6b63cb9eeceb2024ea8dfe21dee\">\n#top .av-special-heading.av-mkzkv4hd-861bb6b63cb9eeceb2024ea8dfe21dee{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mkzkv4hd-861bb6b63cb9eeceb2024ea8dfe21dee .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mkzkv4hd-861bb6b63cb9eeceb2024ea8dfe21dee .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mkzkv4hd-861bb6b63cb9eeceb2024ea8dfe21dee av-special-heading-h3 blockquote modern-quote  avia-builder-el-19  el_before_av_textblock  avia-builder-el-first '><h3 class='av-special-heading-tag '  itemprop=\"headline\"  >Conclusion: with Peltier vs. compressor cooling, the application decides<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-mkzkvig9-95a27ffb2352a12353e768d6e9f9dd3c '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div class=\"flex flex-col text-sm\">\n<article class=\"text-token-text-primary w-full focus:outline-none &#091;--shadow-height:45px&#093; has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) &#091;&amp;:has(&#091;data-writing-block&#093;)&gt;*&#093;:pointer-events-auto scroll-mt-&#091;calc(var(--header-height)+min(200px,max(70px,20svh)))&#093;\" dir=\"auto\" tabindex=\"-1\" data-turn-id=\"request-69a80947-0134-8330-885c-2d7dc13bd54e-8\" data-testid=\"conversation-turn-54\" data-scroll-anchor=\"true\" data-turn=\"assistant\">Thermoelectric cooling units are specialists for demanding tasks in the low and medium power range. Limited space, installation in the field, vibration or particularly precise temperature control speak for Peltier technology. It combines a compact design with refrigerant-free operation, fine controllability and robust solid-state technology. Maintenance is essentially limited to the fans.<\/p>\n<div class=\"text-base my-auto mx-auto pb-10 &#091;--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))&#093; @w-sm\/main:&#091;--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))&#093; @w-lg\/main:&#091;--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))&#093; px-(--thread-content-margin)\">\n<div class=\"&#091;--thread-content-max-width:40rem&#093; @w-lg\/main:&#091;--thread-content-max-width:48rem&#093; mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal &#091;.text-message+&amp;&#093;:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"280a9b48-a97f-4f31-9c53-8552ab652e04\" data-message-model-slug=\"gpt-5-3\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\">\n<p>Continuously high loads, large temperature differences and sufficient installation space speak for compressor cooling. <strong>The question is therefore not which technology is better, but which one suits the load profile, the environment and the available space.<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\n<\/div><\/section><\/p><\/div><\/div><!--close column table wrapper. Autoclose: 1 -->\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_7'  class='avia-section av-mtjzn7t0-aa09bc062eb796d757be8d4e1367902b alternate_color avia-section-default avia-no-border-styling  avia-builder-el-21  el_after_av_section  avia-builder-el-last  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-13788'><div class='entry-content-wrapper clearfix'>\n<div  class='flex_column av-4pljby-ccd3436f49ef6449f0803b7edb908263 av_one_fifth  avia-builder-el-22  el_before_av_four_fifth  avia-builder-el-first  first flex_column_div  '     ><div  class='avia-button-wrap av-ml525m21-73bce13838b9951dfb2221f336f6c44c-wrap avia-button-center  avia-builder-el-23  avia-builder-el-no-sibling '>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ml525m21-73bce13838b9951dfb2221f336f6c44c\">\n#top #wrap_all .avia-button.av-ml525m21-73bce13838b9951dfb2221f336f6c44c{\nfont-size:30px;\nbackground-color:#9d9ab8;\nborder-color:#9d9ab8;\ncolor:#ffffff;\ntransition:all 0.4s ease-in-out;\n}\n#top #wrap_all .avia-button.av-ml525m21-73bce13838b9951dfb2221f336f6c44c .avia-svg-icon svg:first-child{\nfill:#ffffff;\nstroke:#ffffff;\n}\n<\/style>\n<a href='https:\/\/dr.neumann-peltier.de\/en\/contact'  class='avia-button av-ml525m21-73bce13838b9951dfb2221f336f6c44c av-link-btn avia-icon_select-yes-left-icon avia-size-large avia-position-center av-button-notext'  target=\"_blank\"  rel=\"noopener noreferrer\"  ><span class='avia_button_icon avia_button_icon_left avia-iconfont avia-font-entypo-fontello' data-av_icon='\ue81f' data-av_iconfont='entypo-fontello' ><\/span><span class='avia_iconbox_title' ><\/span><\/a><\/div><\/div><div  class='flex_column av-awnr2-2a76acd424c5db9e0e098332636f8abf av_four_fifth  avia-builder-el-24  el_after_av_one_fifth  avia-builder-el-last  flex_column_div  '     ><section  class='av_textblock_section av-ml51iobq-b8a8f9da4a741e6a6fd8cb37e1049b28 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p data-start=\"8552\" data-end=\"8662\">Dr. Neumann Peltier-Technik develops thermoelectric cooling solutions for exactly these operating conditions. Application-specific thermal design ensures that cooling capacity, protection rating, control and form factor work together. Talk to us about your load profile \u2013 we will assess which technology carries it. Use the <a href=\"https:\/\/dr.neumann-peltier.de\/en\/enclosure-air-conditioning-request\">form<\/a> to receive an individual recommendation for cooling your control cabinet.<\/p>\n<\/div><\/section><\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Smaller enclosures, more waste heat, stricter rules for refrigerants: control cabinet cooling is being reassessed. This article compares Peltier and compressor technology objectively and shows which application calls for which. <\/p>\n","protected":false},"author":5701,"featured_media":14105,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[225,224],"tags":[279,277,276,270,246,278],"class_list":["post-13788","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-post","category-housing-technology","tag-compressor-cooling-unit","tag-control-cabinet-cooling","tag-peltier-cooling-unit","tag-peltier-technology","tag-switch-cabinet-cooling","tag-thermoelectric-cooling"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Peltier vs. compressor cooling<\/title>\n<meta name=\"description\" content=\"Peltier vs. compressor cooling: when thermoelectric cooling 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