{"product_id":"mrcool-uhk08-8kw-electric-heat-kit-with-circuit-breaker-for-universal-series-r-454b","title":"MRCOOL UHK08 8kW Electric Heat Kit with Circuit Breaker for Universal Series (R-454B)","description":"\u003ch2\u003eMRCOOL UHK08 8kW Electric Heat Kit with Circuit Breaker – Universal Series (R-454B)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eMRCOOL UHK08 8kW Heat Kit\u003c\/strong\u003e delivers powerful supplemental electric heat for \u003cstrong\u003eMRCOOL Universal Series R-454B air handlers\u003c\/strong\u003e. Designed with an integrated circuit breaker and OEM-grade components, this kit installs directly inside compatible Universal indoor units to provide reliable warmth during demanding cold-weather conditions.\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eMRCOOL UHK08 Electric Heat Kit\u003c\/strong\u003e is a factory-engineered auxiliary electric heating module that enhances the performance of compatible MRCOOL Universal Series air handlers. Ideal for colder climates, the 8kW capacity provides fast, stable, and efficient heat output when additional heating is needed.\u003c\/p\u003e\n\u003cp\u003eAccording to the Universal Series Heat Kit Installation Manual, the UHK08 uses dual heating relays and works seamlessly with approved UAH-series air handlers. Its plug-in integration design, safety protections, and durable construction make it a reliable choice for residential or light commercial applications.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e8kW supplemental electric heat capacity\u003c\/li\u003e\n\u003cli\u003eBuilt-in circuit breaker for enhanced safety\u003c\/li\u003e\n\u003cli\u003eFactory-approved accessory for MRCOOL Universal Series (R-454B)\u003c\/li\u003e\n\u003cli\u003eImproves comfort and heating output in low-temperature environments\u003c\/li\u003e\n\u003cli\u003eSimple internal installation with included mounting hardware\u003c\/li\u003e\n\u003cli\u003eIncludes wiring diagram, breaker label, foam gasket \u0026amp; screws\u003c\/li\u003e\n\u003cli\u003eCompatible with 208\/230V single-phase power\u003c\/li\u003e\n\u003cli\u003eDurable heating elements for long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible With\u003c\/h2\u003e\n\u003cp\u003eThe UHK08 Heat Kit is compatible with the following \u003cstrong\u003eMRCOOL Universal Series R-454B Air Handlers\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUAH18024-O\u003c\/li\u003e\n\u003cli\u003eUAH18030-O\u003c\/li\u003e\n\u003cli\u003eUAH18036-O\u003c\/li\u003e\n\u003cli\u003eUAH18048-O\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e(Compatibility verified via Universal Series Heat Kit model table.)\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMRCOOL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUniversal R-454B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUHK08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUniversal Series Heat Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeater Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e208\/230V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCircuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeater Amps\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28.8\/32.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMCA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e37.0\/42.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMOP\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40.0\/45.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8.13 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lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"MRCOOL DIY Direct","offers":[{"title":"Default Title","offer_id":49176856002787,"sku":"UHK08","price":237.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/8752\/3043\/files\/mrcool-uhk15-2nd-gen-universal-heat-kit-single-double-pole-breaker_3c494f72-0426-41c3-bd1c-7c12086b71c3.jpg?v=1780844472","url":"https:\/\/freedomhvacsupply.com\/products\/mrcool-uhk08-8kw-electric-heat-kit-with-circuit-breaker-for-universal-series-r-454b","provider":"Freedom HVAC Supply","version":"1.0","type":"link"}