{"id":2196,"date":"2026-01-19T17:19:43","date_gmt":"2026-01-19T09:19:43","guid":{"rendered":"https:\/\/fullasmachine.com\/?p=2196"},"modified":"2026-01-19T17:24:09","modified_gmt":"2026-01-19T09:24:09","slug":"can-a-5-0kw-power-supply-run-two-2p-air-conditioners","status":"publish","type":"post","link":"https:\/\/fullasmachine.com\/nl\/can-a-5-0kw-power-supply-run-two-2p-air-conditioners\/","title":{"rendered":"Kan een 5,0kW voeding twee 2P airconditioners laten werken?"},"content":{"rendered":"\n<p class=\"has--font-size\">When people ask whether a <strong>5.0kW power supply<\/strong> can run <strong>two 2P air conditioners<\/strong>, the real question is not just \u201cHow many kilowatts?\u201d but also \u201cHow big is the startup surge?\u201d Air conditioners (especially compressor-based units) often draw much more power during startup than during normal running. This article walks you through a clear, practical way to judge if <strong>5.0kW Power<\/strong> is enough, and what conditions must be met for stable operation.<\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading2196_b76c79-a8, .wp-block-kadence-advancedheading.kt-adv-heading2196_b76c79-a8[data-kb-block=\"kb-adv-heading2196_b76c79-a8\"]{font-style:normal;text-transform:capitalize;}.wp-block-kadence-advancedheading.kt-adv-heading2196_b76c79-a8 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading2196_b76c79-a8[data-kb-block=\"kb-adv-heading2196_b76c79-a8\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<h2 class=\"kt-adv-heading2196_b76c79-a8 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading2196_b76c79-a8\">What \u201c2P\u201d Means and Why It Matters<\/h2>\n\n\n\n<p>In many Asian markets, \u201cP\u201d (horsepower class) is used as a quick way to describe AC size. A <strong>2P air conditioner<\/strong> typically corresponds to roughly <strong>5.0 kW of cooling capacity<\/strong> (capacity, not electrical input). Cooling capacity is not the same as the electricity the unit consumes. The electrical input depends on efficiency (often shown as COP\/EER).<\/p>\n\n\n<style>.kb-image2196_af2e47-3f .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<div class=\"wp-block-kadence-image kb-image2196_af2e47-3f\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"584\" height=\"420\" src=\"https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-1.-Typical-Air-Conditioner-Power-Consumption-Chart.png\" alt=\"Typical Air Conditioner Power Consumption Chart\" class=\"kb-img wp-image-2198\" srcset=\"https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-1.-Typical-Air-Conditioner-Power-Consumption-Chart.png 584w, https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-1.-Typical-Air-Conditioner-Power-Consumption-Chart-300x216.png 300w\" sizes=\"(max-width: 584px) 100vw, 584px\" \/><figcaption>This chart illustrates the typical electrical power consumption of air conditioners with different capacities, helping estimate running power requirements under normal operating conditions.<\/figcaption><\/figure><\/div>\n\n\n\n<p>A simple engineering estimate is:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cooling capacity (kW) \u2248 P \u00d7 2.5<\/strong><\/li>\n\n\n\n<li><strong>Electrical input power (kW) \u2248 Cooling capacity \u00f7 COP<\/strong><\/li>\n<\/ul>\n\n\n\n<p>For many common units, COP is often around <strong>3<\/strong> (varies by model and conditions). That means a typical 2P AC often runs around <strong>1.6\u20132.0 kW<\/strong> once stabilized.<\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading2196_819568-75, .wp-block-kadence-advancedheading.kt-adv-heading2196_819568-75[data-kb-block=\"kb-adv-heading2196_819568-75\"]{font-style:normal;text-transform:capitalize;}.wp-block-kadence-advancedheading.kt-adv-heading2196_819568-75 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading2196_819568-75[data-kb-block=\"kb-adv-heading2196_819568-75\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<h2 class=\"kt-adv-heading2196_819568-75 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading2196_819568-75\">Step 1: Estimate the Running Power (Most People Stop Here)<\/h2>\n\n\n\n<p>Use this quick estimate for one 2P unit:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cooling capacity \u2248 <strong>2 \u00d7 2.5 = 5.0 kW<\/strong><\/li>\n\n\n\n<li>If COP \u2248 <strong>3<\/strong>, then running input \u2248 <strong>5.0 \u00f7 3 = 1.67 kW<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Two units:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Running total \u2248 1.67 \u00d7 2 = 3.34 kW<\/strong><\/li>\n<\/ul>\n\n\n\n<p>From a pure running-power perspective, <strong>a 5.0kW power supply can usually run two 2P air conditioners<\/strong> because 3.3\u20134.0 kW total running demand is below 5.0 kW.<\/p>\n\n\n\n<p>But running power is only half of the story.<\/p>\n\n\n<style>.kb-image2196_ae45af-a3 .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image2196_ae45af-a3 size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-2.-Air-Conditioner-Electricity-Usage-Overview-1024x576.jpg\" alt=\"Air Conditioner Electricity Usage Overview\" class=\"kb-img wp-image-2199\" srcset=\"https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-2.-Air-Conditioner-Electricity-Usage-Overview-1024x576.jpg 1024w, https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-2.-Air-Conditioner-Electricity-Usage-Overview-300x169.jpg 300w, https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-2.-Air-Conditioner-Electricity-Usage-Overview-768x432.jpg 768w, https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-2.-Air-Conditioner-Electricity-Usage-Overview.jpg 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>An overview of air conditioner electricity usage, showing how input power varies with capacity, efficiency, and operating conditions during daily use.<\/figcaption><\/figure>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading2196_549456-3e, .wp-block-kadence-advancedheading.kt-adv-heading2196_549456-3e[data-kb-block=\"kb-adv-heading2196_549456-3e\"]{font-style:normal;text-transform:capitalize;}.wp-block-kadence-advancedheading.kt-adv-heading2196_549456-3e mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading2196_549456-3e[data-kb-block=\"kb-adv-heading2196_549456-3e\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<h2 class=\"kt-adv-heading2196_549456-3e wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading2196_549456-3e\">Step 2: Check the Startup Surge (This Decides \u201cCan It Start?\u201d)<\/h2>\n\n\n\n<p>Air conditioners with compressors can have a high startup surge. The surge depends heavily on whether the unit is inverter-based.<\/p>\n\n\n\n<p>A practical rule of thumb:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Inverter AC<\/strong> startup factor: <strong>1.2\u20131.5\u00d7<\/strong> running power<\/li>\n\n\n\n<li><strong>Non-inverter (fixed-speed) AC<\/strong> startup factor: <strong>2\u20133\u00d7<\/strong> running power<\/li>\n<\/ul>\n\n\n\n<p>For one 2P unit (running \u2248 1.67 kW):<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Inverter startup \u2248 <strong>1.67 \u00d7 1.3 \u2248 2.2 kW<\/strong><\/li>\n\n\n\n<li>Non-inverter startup \u2248 <strong>1.67 \u00d7 2.5 \u2248 4.2 kW<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Now consider two units:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>If both start at the same time, the surge could exceed 5.0 kW for non-inverter units.<\/li>\n\n\n\n<li>If you start them one-by-one (staggered start), 5.0 kW becomes much more realistic.<\/li>\n<\/ul>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading2196_0a0f43-5d, .wp-block-kadence-advancedheading.kt-adv-heading2196_0a0f43-5d[data-kb-block=\"kb-adv-heading2196_0a0f43-5d\"]{font-style:normal;text-transform:capitalize;}.wp-block-kadence-advancedheading.kt-adv-heading2196_0a0f43-5d mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading2196_0a0f43-5d[data-kb-block=\"kb-adv-heading2196_0a0f43-5d\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<h2 class=\"kt-adv-heading2196_0a0f43-5d wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading2196_0a0f43-5d\">Practical Conclusions (Real-World Answer)<\/h2>\n\n\n\n<p>A <strong>5.0kW Power<\/strong> supply can run two 2P air conditioners under these common scenarios:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Scenario A: Two inverter 2P air conditioners<\/h3>\n\n\n\n<p>Usually <strong>YES<\/strong>. Startup surge is modest, and running power fits comfortably within 5.0 kW.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Scenario B: Two non-inverter 2P air conditioners (compressor fixed-speed)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Running:<\/strong> Often YES<\/li>\n\n\n\n<li><strong>Starting:<\/strong> It depends<br>If both compressors start together, it may overload a 5.0 kW supply. If you start them one-by-one, it is much more likely to work reliably.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Scenario C: One 2P air conditioner + other loads (lights, fridge, tools, etc.)<\/h3>\n\n\n\n<p>Still possible, but you must add those loads to the total and keep margin. Many \u201cit worked yesterday\u201d overload issues come from small extra loads added on top.<\/p>\n\n\n<style>.kb-image2196_d38052-66 .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image2196_d38052-66 size-large\"><img decoding=\"async\" width=\"1024\" height=\"648\" src=\"https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-3.-Rated-Power-Consumption-of-Air-Conditioners-1024x648.png\" alt=\"Rated Power Consumption of Air Conditioners\" class=\"kb-img wp-image-2200\" srcset=\"https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-3.-Rated-Power-Consumption-of-Air-Conditioners-1024x648.png 1024w, https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-3.-Rated-Power-Consumption-of-Air-Conditioners-300x190.png 300w, https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-3.-Rated-Power-Consumption-of-Air-Conditioners-768x486.png 768w, https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-3.-Rated-Power-Consumption-of-Air-Conditioners-1536x971.png 1536w, https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/Figure-3.-Rated-Power-Consumption-of-Air-Conditioners-2048x1295.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Comparison of rated power consumption across different air conditioner sizes, useful for evaluating whether a 5.0kW power supply can support multiple AC units.<\/figcaption><\/figure>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading2196_1e4cb0-9e, .wp-block-kadence-advancedheading.kt-adv-heading2196_1e4cb0-9e[data-kb-block=\"kb-adv-heading2196_1e4cb0-9e\"]{font-style:normal;text-transform:capitalize;}.wp-block-kadence-advancedheading.kt-adv-heading2196_1e4cb0-9e mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading2196_1e4cb0-9e[data-kb-block=\"kb-adv-heading2196_1e4cb0-9e\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<h2 class=\"kt-adv-heading2196_1e4cb0-9e wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading2196_1e4cb0-9e\">A Simple Checklist Before You Decide<\/h2>\n\n\n\n<p>To judge correctly, confirm these details:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Are the AC units <strong>inverter<\/strong> or <strong>non-inverter<\/strong>?<\/li>\n\n\n\n<li>What is each unit\u2019s <strong>rated input power (W)<\/strong> on the nameplate?<\/li>\n\n\n\n<li>Does your power supply provide <strong>5.0 kW continuous<\/strong>, and what is its <strong>surge\/peak rating<\/strong>?<\/li>\n\n\n\n<li>Will both units start <strong>simultaneously<\/strong> or <strong>staggered<\/strong>?<\/li>\n<\/ul>\n\n\n\n<p>If you can share the AC nameplate \u201cRated Input Power\u201d and whether it\u2019s inverter or non-inverter, you can make the decision nearly 100% accurate.<\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading2196_dcd6b7-a0, .wp-block-kadence-advancedheading.kt-adv-heading2196_dcd6b7-a0[data-kb-block=\"kb-adv-heading2196_dcd6b7-a0\"]{font-style:normal;text-transform:capitalize;}.wp-block-kadence-advancedheading.kt-adv-heading2196_dcd6b7-a0 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading2196_dcd6b7-a0[data-kb-block=\"kb-adv-heading2196_dcd6b7-a0\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<h2 class=\"kt-adv-heading2196_dcd6b7-a0 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading2196_dcd6b7-a0\">Recommended Setup Tips for Stable Operation<\/h2>\n\n\n\n<p>If you must run two 2P units on a 5.0kW supply, these tips help a lot:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Prefer <strong>inverter<\/strong> AC units for lower startup surge.<\/li>\n\n\n\n<li>Start units <strong>one at a time<\/strong> (30\u201360 seconds apart is usually enough).<\/li>\n\n\n\n<li>Avoid adding large extra loads during startup (kettle, microwave, pump, compressor tools).<\/li>\n\n\n\n<li>If the supply is a generator, keep RPM stable and ensure proper voltage regulation (AVR) to reduce nuisance trips.<\/li>\n<\/ul>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading2196_1f4712-35, .wp-block-kadence-advancedheading.kt-adv-heading2196_1f4712-35[data-kb-block=\"kb-adv-heading2196_1f4712-35\"]{font-style:normal;text-transform:capitalize;}.wp-block-kadence-advancedheading.kt-adv-heading2196_1f4712-35 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading2196_1f4712-35[data-kb-block=\"kb-adv-heading2196_1f4712-35\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<h2 class=\"kt-adv-heading2196_1f4712-35 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading2196_1f4712-35\">Final Answer<\/h2>\n\n\n\n<p class=\"has--font-size\">In most practical cases, <strong>a 5.0kW power supply can run two 2P air conditioners<\/strong>, especially if they are inverter models or if you start them one-by-one. The deciding factor is not the running power, but the <strong>startup surge<\/strong> and the <strong>continuous vs peak rating<\/strong> of the 5.0 kW system.<\/p>\n\n\n\n<p class=\"has--font-size\">If you are looking to purchase a <strong>5.0kW power supply manufactured by a reliable China factory<\/strong>, please feel free to <a href=\"https:\/\/fullasmachine.com\/contact\/\">contact us<\/a> for specifications, pricing, and technical support.<\/p>\n\n\n\n<p class=\"has--font-size\">Social:<br><a href=\"https:\/\/www.facebook.com\/Cqfullas\" target=\"_blank\" rel=\"noopener\">Facebook<\/a>; <a href=\"https:\/\/www.linkedin.com\/company\/14609362\/admin\/dashboard\/\" target=\"_blank\" rel=\"noopener\">LinkedIn<\/a>; <a href=\"https:\/\/www.youtube.com\/@Fullas-Power\" target=\"_blank\" rel=\"noopener\">YouTube<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Als mensen vragen of een 5,0kW voeding twee 2P airconditioners kan laten werken, is de echte vraag niet alleen \u201cHoeveel kilowatt?\u201d maar ook \u201cHoe groot is de opstartpiek?\u201d. Airconditioners (vooral compressors) trekken vaak veel meer stroom tijdens het opstarten dan tijdens de normale werking. In dit artikel wordt een duidelijke, praktische...<\/p>","protected":false},"author":1,"featured_media":2197,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[9],"tags":[],"class_list":["post-2196","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"taxonomy_info":{"category":[{"value":9,"label":"Blogs"}]},"featured_image_src_large":["https:\/\/fullasmachine.com\/wp-content\/uploads\/2026\/01\/5.0kw-power.png",930,620,false],"author_info":{"display_name":"FULLAS","author_link":"https:\/\/fullasmachine.com\/nl\/author\/fullas\/"},"comment_info":0,"category_info":[{"term_id":9,"name":"Blogs","slug":"blogs","term_group":0,"term_taxonomy_id":9,"taxonomy":"category","description":"","parent":0,"count":35,"filter":"raw","cat_ID":9,"category_count":35,"category_description":"","cat_name":"Blogs","category_nicename":"blogs","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/posts\/2196","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/comments?post=2196"}],"version-history":[{"count":2,"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/posts\/2196\/revisions"}],"predecessor-version":[{"id":2203,"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/posts\/2196\/revisions\/2203"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/media\/2197"}],"wp:attachment":[{"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/media?parent=2196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/categories?post=2196"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fullasmachine.com\/nl\/wp-json\/wp\/v2\/tags?post=2196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}