{"product_id":"hayward-heatpro-mchx-110k-btu-pool-heat-pump-heat-only-w3hp21105t","title":"Hayward HeatPro MCHX 110K BTU Pool Heat Pump, Heat Only | W3HP21105T","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHayward HeatPro MCHX 110K BTU Pool Heat Pump | W3HP21105T\u003c\/strong\u003e delivers efficient, dependable electric heating for inground swimming pools while helping reduce operating costs compared with traditional fuel-fired heating.\u003c\/p\u003e\n\u003cp\u003eDesigned with Hayward’s advanced \u003cstrong\u003eMicrochannel Heat Exchanger (MCHX) technology\u003c\/strong\u003e, this heat-only model provides up to \u003cstrong\u003e110,000 BTU\/hr of heating capacity\u003c\/strong\u003e in a compact, durable platform. The microchannel coil incorporates a corrosion-resistant TCP coating, a more robust coil structure, fewer brazed joints, and a reduced refrigerant charge for dependable outdoor performance.\u003c\/p\u003e\n\u003cp\u003eWith low-ambient operation, a 40-amp electrical requirement, and compatibility with Hayward Omni automation, the HeatPro MCHX is an excellent option for pool owners looking to extend their swimming season with efficient electric heat.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e110,000 BTU Heating Capacity\u003c\/strong\u003e\u003cbr\u003eProvides powerful heat-only performance for residential inground swimming pools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Microchannel Technology\u003c\/strong\u003e\u003cbr\u003eHayward’s MCHX design improves heat-transfer efficiency while reducing coil weight, refrigerant requirements, and system complexity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced Corrosion Resistance\u003c\/strong\u003e\u003cbr\u003eThe microchannel coil features a Trivalent Chromium Process (TCP) coating designed to provide strong protection in demanding outdoor environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReduced Leak Opportunities\u003c\/strong\u003e\u003cbr\u003eMicrochannel construction reduces the number of brazed joints by approximately 85% compared with conventional coil designs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLow-Ambient Heating Capability\u003c\/strong\u003e\u003cbr\u003eDesigned for operation in ambient temperatures down to approximately 40°F, allowing homeowners to extend their swimming season into cooler weather.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOmni Automation Compatibility\u003c\/strong\u003e\u003cbr\u003eCan be integrated with compatible Hayward Omni automation for convenient temperature control and scheduling.\u003c\/p\u003e\n\u003ch2\u003eBenefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEnergy-efficient alternative to conventional gas heating\u003c\/li\u003e\n\u003cli\u003eExtends the usable swimming season\u003c\/li\u003e\n\u003cli\u003eHeat-only design for customers who do not require pool cooling\u003c\/li\u003e\n\u003cli\u003eCompact square-platform construction\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant outdoor coil\u003c\/li\u003e\n\u003cli\u003eReduced refrigerant charge\u003c\/li\u003e\n\u003cli\u003eSingle-speed compressor\u003c\/li\u003e\n\u003cli\u003eSuitable for new construction and pool renovations\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for inground pools\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHayward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eHeatPro MCHX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eW3HP21105T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC \/ GTIN\u003c\/td\u003e\n\u003ctd\u003e610377424530\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePool Heat Pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeating \/ Cooling\u003c\/td\u003e\n\u003ctd\u003eHeat Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeating Capacity\u003c\/td\u003e\n\u003ctd\u003e110,000 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePool Type\u003c\/td\u003e\n\u003ctd\u003eInground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompressor\u003c\/td\u003e\n\u003ctd\u003eSingle-Speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e220\/240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase\u003c\/td\u003e\n\u003ctd\u003eSingle Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreaker Size\u003c\/td\u003e\n\u003ctd\u003e40 Amp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e40°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Water Flow\u003c\/td\u003e\n\u003ctd\u003e30–75 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Dimensions\u003c\/td\u003e\n\u003ctd\u003e33.6\" L × 30.5\" W × 44\" H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e230 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Rear Clearance\u003c\/td\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Side Clearance\u003c\/td\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Vertical Clearance\u003c\/td\u003e\n\u003ctd\u003e72\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Capability\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel\u003c\/td\u003e\n\u003ctd\u003eOpen Line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation Information\u003c\/h2\u003e\n\u003cp\u003eProfessional installation by a qualified pool equipment and electrical professional is strongly recommended.\u003c\/p\u003e\n\u003cp\u003eThe HeatPro requires a dedicated \u003cstrong\u003e220\/240V single-phase electrical supply\u003c\/strong\u003e and proper water flow through the pool circulation system. Installation location must also provide adequate airflow and manufacturer-required clearances.\u003c\/p\u003e\n\u003cp\u003eHeat pump performance depends heavily on ambient air temperature, pool size, desired water temperature, wind exposure, geographic location, and whether a pool cover is used.\u003c\/p\u003e\n\u003ch2\u003eConfirm Before Ordering\u003c\/h2\u003e\n\u003cp\u003eBefore purchasing, confirm:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour pool size and required heating capacity\u003c\/li\u003e\n\u003cli\u003eAvailable 220\/240V electrical service\u003c\/li\u003e\n\u003cli\u003e40-amp circuit requirements\u003c\/li\u003e\n\u003cli\u003eAvailable installation clearances\u003c\/li\u003e\n\u003cli\u003eWater flow of approximately 30–75 GPM\u003c\/li\u003e\n\u003cli\u003eThat you need \u003cstrong\u003eheating only\u003c\/strong\u003e and not Heat+Chill functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis model does \u003cstrong\u003enot\u003c\/strong\u003e cool or chill pool water.\u003c\/p\u003e\n\u003ch2\u003eWarranty Information\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eW3HP21105T is an Open Line model\u003c\/strong\u003e. Hayward currently specifies:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1-Year Parts Warranty\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eNo Labor Warranty\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWarranty eligibility, registration requirements, exclusions, and coverage are subject to Hayward's current warranty terms. Do not confuse this model with the Expert Line \u003cstrong\u003eHP21105T\u003c\/strong\u003e, which carries different warranty coverage.\u003c\/p\u003e\n\u003ch2\u003eCustomer Q\u0026amp;A\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the W3HP21105T heat and cool the pool?\u003c\/strong\u003e\u003cbr\u003eNo. This is a dedicated heat-only model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much heating capacity does it provide?\u003c\/strong\u003e\u003cbr\u003eIt is rated for up to 110,000 BTU\/hr of heating output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it operate in cooler weather?\u003c\/strong\u003e\u003cbr\u003eYes. Hayward lists low-ambient operation with a minimum operating temperature of approximately 40°F. Actual heating output decreases as outdoor air temperature drops.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I control it with Hayward automation?\u003c\/strong\u003e\u003cbr\u003eYes. The HeatPro MCHX Series can be paired with compatible Hayward Omni automation for additional temperature control and scheduling capabilities.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat size pool will it heat?\u003c\/strong\u003e\u003cbr\u003eHeat pump sizing should not be based on gallons alone. Climate, desired temperature rise, pool surface area, wind exposure, shade, and use of a pool cover can significantly affect the required capacity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it require professional installation?\u003c\/strong\u003e\u003cbr\u003eProfessional installation is recommended because the unit requires high-voltage electrical service, correct plumbing flow, proper clearances, and code-compliant installation.\u003c\/p\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52465519100214,"sku":"W3HP21105T","price":5729.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/image_bf8a80bd-e917-4650-9d2d-ec4a185f8f04.png?v=1770182115","url":"https:\/\/poolsupplydepot.net\/products\/hayward-heatpro-mchx-110k-btu-pool-heat-pump-heat-only-w3hp21105t","provider":"Pool Supply Depot","version":"1.0","type":"link"}