{"product_id":"mrcool-universal-air-handler-heat-kit-with-circuit-breaker-r-454b","title":"MRCOOL Universal Air Handler Heat Kit with Circuit Breaker - R-454B","description":"\u003cdiv id=\"HEADING_PARA-O1OJU36tcr\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-O1OJU36tcr   page-crafter-div-container\"\u003e\n\u003ch2 class=\"page-crafter-h2 page_crafter_heading-O1OJU36tcr page-crafter-element-bottom-spacing\"\u003eMRCOOL Universal Air Handler Heat Kit with Circuit Breaker - R-454B\u003c\/h2\u003e\n\u003cdiv class=\"page_crafter_para-O1OJU36tcr     page-crafter-div-container\"\u003e\n\u003cp\u003eWhen temperatures plummet or your heat pump needs backup, you need a reliable emergency heating solution you can count on. The MRCOOL Universal Air Handler Heat Kit delivers exactly that—powerful supplemental heating that kicks in precisely when your home needs it most. This isn't just an accessory; it's your insurance policy against frigid nights and unexpected system challenges. Compatible with MRCOOL Universal air handlers, this heat strip functions like a high-powered heating element that efficiently distributes warmth directly into your ductwork, ensuring your family stays comfortable even when outdoor temperatures reach dangerous lows or your primary heat pump temporarily goes down.\u003c\/p\u003e\n\u003cp\u003eThink of this heat kit as your climate control safety net. While heat pumps excel at efficiency during normal conditions, they can struggle when outdoor temperatures drop to extreme levels—that's where your heat strip steps in. Acting like a powerful blow dryer integrated into your HVAC system, it provides immediate, reliable heat output exactly when conventional heating becomes insufficient. You're getting emergency backup heating for those unexpected moments when your heat pump malfunctions, plus supplemental capacity during polar vortex conditions when your primary system needs assistance. Available in five power options—5kW, 8kW, 10kW, 15kW, and 20kW—you can match the heating capacity precisely to your home's size and climate demands.\u003c\/p\u003e\n\u003cp\u003eSafety and convenience come built-in. The integrated circuit breaker provides essential electrical protection, giving you peace of mind that your supplemental heating system operates safely.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal Applications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHomeowners in regions experiencing severe winter cold snaps\u003c\/strong\u003e - Emergency backup ensures continuous heating even when outdoor temperatures overwhelm primary heat pump capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProperties requiring supplemental heating during extreme weather\u003c\/strong\u003e - Additional heating capacity maintains comfortable indoor temperatures during polar vortex events and arctic outbreaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHVAC systems needing emergency backup capabilities\u003c\/strong\u003e - Provides critical heating when primary heat pump experiences temporary malfunctions or service interruptions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHomes with MRCOOL Universal air handlers\u003c\/strong\u003e - Direct compatibility ensures seamless integration with existing MRCOOL Universal central heating systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy MRCOOL Universal Heat Kit Provides Essential Protection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Capacity Power Options\u003c\/strong\u003e - Five available wattages (5kW, 8kW, 10kW, 15kW, 20kW) allow precise matching to your home's heating requirements and climate severity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstant Emergency Backup Heating\u003c\/strong\u003e - Activates immediately when heat pump struggles or fails, ensuring continuous comfort during system malfunctions or extreme cold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Duct Heat Distribution\u003c\/strong\u003e - Functions like a powerful integrated blow dryer, delivering heat output directly into your ductwork for rapid whole-home warming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Air Handler Compatibility\u003c\/strong\u003e - Seamlessly integrates with MRCOOL Universal air handler systems without modification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-In Circuit Breaker Protection\u003c\/strong\u003e - Integrated electrical safety feature provides essential overload protection for safe, reliable supplemental heating operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications \u0026amp; Safety Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Power Capacities Available\u003c\/strong\u003e - Choose from 5kW, 8kW, 10kW, 15kW, or 20kW heating output to match your specific property and climate requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR-454B System Compatible\u003c\/strong\u003e - Engineered for integration with modern R-454B refrigerant MRCOOL Universal air handler systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Circuit Breaker\u003c\/strong\u003e - Built-in electrical protection prevents overloads and ensures safe operation during extended emergency heating periods\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Air Handler Integration\u003c\/strong\u003e - Compatible with MRCOOL Universal air handler units across all configurations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Duct Heating Design\u003c\/strong\u003e - Heat strip element distributes warmth directly into ductwork for efficient whole-home heat distribution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmergency Backup Function\u003c\/strong\u003e - Provides essential heating when primary heat pump is temporarily down or experiencing service issues\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtreme Cold Supplemental Heating\u003c\/strong\u003e - Delivers additional heating capacity when outdoor temperatures drop below heat pump effective operating range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation Design\u003c\/strong\u003e - Engineered for straightforward integration into compatible MRCOOL Universal air handler units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional-Grade Construction\u003c\/strong\u003e - Built with durable heating elements and electrical components for reliable long-term emergency backup service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat Controlled Operation\u003c\/strong\u003e - Activates automatically based on thermostat settings and system heating demands\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHeat Kit Selection Guide\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5kW Heat Kit:\u003c\/strong\u003e Ideal for smaller homes, moderate climates, or properties requiring minimal emergency backup heating capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8kW Heat Kit:\u003c\/strong\u003e Suitable for medium-sized homes in moderate to cold climates needing reliable supplemental and emergency heating support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10kW Heat Kit:\u003c\/strong\u003e Designed for larger homes or colder regions requiring substantial emergency backup and extreme weather supplemental capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15kW Heat Kit:\u003c\/strong\u003e Premium option for expansive properties in severe climates demanding maximum emergency heating and cold-weather supplementation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20kW Heat Kit:\u003c\/strong\u003e Ultimate capacity for the largest homes in the harshest climates requiring maximum emergency backup and extreme cold-weather performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"SPACER-9fcXQs1Cu6\"\u003e\n\u003cdiv style=\"height: 20px;\" class=\"page-crafter-block\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"WHATS_INCLUDED-hOp85uW7MY\"\u003e\n\u003cdiv class=\"page-crafter-whats-included-block page-crafter-inner-padding page-crafter-border-radius page_crafter_whats_included_container-hOp85uW7MY\"\u003e\n\u003ch3 class=\"page-crafter-h3 page_crafter_whats_included_heading-hOp85uW7MY page-crafter-bottom-spacing-small\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_whats_included_text-hOp85uW7MY     page-crafter-div-container\"\u003e\n\u003cp\u003eEverything you need is included with your Air Handler Heat Kit \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page-crafter-whats-included-container\"\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\n\u003cdiv class=\"page_crafter_whats_included_column_1_text-hOp85uW7MY   page-crafter-ul-list-with-checkmark  page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003eUniversal Heat Strip Kit (selected wattage)\u003c\/li\u003e\n\u003cli\u003eIntegrated Circuit Breaker Assembly\u003c\/li\u003e\n\u003cli\u003eMounting Hardware and Brackets\u003c\/li\u003e\n\u003cli\u003eElectrical Connection Components\u003c\/li\u003e\n\u003cli\u003eInstallation Instructions and Wiring Diagrams\u003c\/li\u003e\n\u003cli\u003eSafety Guidelines and Operating Specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"page-crafter-div-container\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"SPACER-6R4g8zH5nf\"\u003e\n\u003cdiv style=\"height: 20px;\" class=\"page-crafter-block\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"HEADING_PARA-1muejEl3ZO\"\u003e\n\u003cdiv class=\"page_crafter_heading_para_container-1muejEl3ZO   page-crafter-div-container\"\u003e\n\u003ch3 class=\"page-crafter-h3 page_crafter_heading-1muejEl3ZO page-crafter-element-bottom-spacing\"\u003eMRCOOL Universal Air Handler Heat Kit with Circuit Breaker Features\u003c\/h3\u003e\n\u003cdiv class=\"page_crafter_para-1muejEl3ZO     page-crafter-div-container\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Power Options\u003c\/strong\u003e - Available in 5kW, 8kW, 10kW, 15kW, and 20kW capacities to match your specific heating needs and climate demands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Circuit Breaker\u003c\/strong\u003e - Built-in electrical protection ensures safe operation and prevents overloads during extended heating periods.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmergency Backup Heating\u003c\/strong\u003e - Provides critical warmth when your primary heat pump is temporarily down or experiencing service issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtreme Cold Supplementation\u003c\/strong\u003e - Delivers additional heating capacity when outdoor temperatures drop below your heat pump's effective range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Duct Integration\u003c\/strong\u003e - Heat strip element distributes warmth directly into your ductwork like a powerful blow dryer for rapid heating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Air Handler Compatible\u003c\/strong\u003e - Works seamlessly with MRCOOL Universal air handler systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR-454B System Ready\u003c\/strong\u003e - Engineered for modern R-454B refrigerant MRCOOL Universal heating and cooling systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Thermostat Control\u003c\/strong\u003e - Activates based on your thermostat settings and system heating demands without manual intervention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional-Grade Construction\u003c\/strong\u003e - Durable heating elements and electrical components deliver reliable long-term emergency backup service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStraightforward Installation\u003c\/strong\u003e - Designed for easy integration into compatible MRCOOL Universal air handler units by professionals or skilled DIYers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e.page_crafter_heading_para_container-O1OJU36tcr  { text-align: null;     }  .page_crafter_heading-O1OJU36tcr { color: #000;  text-align: null;  font-size: null;    color: #000 !important; }  .page_crafter_para-O1OJU36tcr  { color: #000;  font-size: ;  text-align: null;    color: #000 !important; }  #HEADING_PARA-O1OJU36tcr {\n    margin-bottom: 10px;  \n  }  #SPACER-9fcXQs1Cu6 {\n    margin-bottom: 10px;  \n  } .page_crafter_whats_included_container-hOp85uW7MY  { background-color: #134591;     }  .page_crafter_whats_included_heading-hOp85uW7MY { color: #fff;  text-align: center;  font-size: null;    color: #fff !important; }  .page_crafter_whats_included_text-hOp85uW7MY  { color: #fff;  font-size: ;  text-align: center;    color: #fff !important; }  .page_crafter_whats_included_column_1_text-hOp85uW7MY  { color: #fff;  font-size: ;  text-align: left;    color: #fff !important; }  .page_crafter_whats_included_column_2_text-hOp85uW7MY  { color: #fff;  font-size: ;  text-align: left;    color: #fff !important; }  #WHATS_INCLUDED-hOp85uW7MY {\n    margin-bottom: 10px;  \n  }  #SPACER-6R4g8zH5nf {\n    margin-bottom: 10px;  \n  } .page_crafter_heading_para_container-1muejEl3ZO  { text-align: null;     }  .page_crafter_heading-1muejEl3ZO { color: #000;  text-align: null;  font-size: null;    color: #000 !important; }  .page_crafter_para-1muejEl3ZO  { color: #000;  font-size: ;  text-align: null;    color: #000 !important; }  #HEADING_PARA-1muejEl3ZO {\n    margin-bottom: 10px;  \n  }  #SPACER-e0YFjYWziu {\n    margin-bottom: 10px;  \n  }  #TABLE-yGrq9MmT0q {\n    margin-bottom: 10px;  \n  }\n  \n  @media (max-width: 798px) {\n       #HEADING_PARA-O1OJU36tcr {\n    \n  }  #SPACER-9fcXQs1Cu6 {\n    \n  }      #WHATS_INCLUDED-hOp85uW7MY {\n    \n  }  #SPACER-6R4g8zH5nf {\n    \n  }    #HEADING_PARA-1muejEl3ZO {\n    \n  }  #SPACER-e0YFjYWziu {\n    \n  }  #TABLE-yGrq9MmT0q {\n    \n  }\n  }\n  \u003c\/style\u003e","brand":"MRCOOL","offers":[{"title":"5kW Heat Kit","offer_id":48355913793765,"sku":"UHK05","price":181.0,"currency_code":"USD","in_stock":true},{"title":"8kW Heat Kit","offer_id":48355913826533,"sku":"UHK08","price":235.0,"currency_code":"USD","in_stock":true},{"title":"10kW Heat Kit","offer_id":48355913859301,"sku":"UHK10","price":252.0,"currency_code":"USD","in_stock":true},{"title":"15kW Heat Kit","offer_id":48355913892069,"sku":"UHK15","price":326.0,"currency_code":"USD","in_stock":true},{"title":"20kW Heat Kit","offer_id":48355913924837,"sku":"UHK20","price":383.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/7174\/7813\/files\/mrcool-universal-heat-kit-front-heating-elements.png?v=1769976617","url":"https:\/\/commercialcleaningdepot.com\/products\/mrcool-universal-air-handler-heat-kit-with-circuit-breaker-r-454b","provider":"Commercial Cleaning Depot","version":"1.0","type":"link"}