MRCOOL® 5kW Heat Kit for Signature Series R-454B Multiposition Air Handlers, MCAEHFD5X1AA mrcool hybrid mini split Important: This is a professional-grade

Important: This is a professional-grade system and requires installation by a licensed HVAC technician

safely shutting down the air conditioner or heat pump until the drain obstruction has been cleared

Authorized Dealer: Authentic MRCOOL® products — no knockoffs or refurbished units

5kW Heat Kit (MCAEHWD7X1AA) is designed for homeowners who want stronger auxiliary heat capacity in colder climates or larger stud mount air handler applications

The MRCOOL® DIYM355HPW01D37 is a powerful 5th Generation DIY® multi-zone ductless heat pump system engineered for homeowners who want true whole-home comfort without professional HVAC labor costs

MRCOOL® 5kW Heat Kit for Signature Series R-454B Multiposition Air Handlers, MCAEHFD5X1AA mrcool hybrid mini split Important: This is a professional-gradeProduct Description MRCOOL Signature Series 5kW Electric Heat Kit (R 454B) The MRCOOL Signature Series 5kW Heat Kit is designed to provide dependable auxiliary and emergency heat for compatible MRCOOL Signature Series R 454B multi position air handlers. Its the ideal solution for homeowners who want extra heating support during colder temperatures or a reliable backup when heat pump performance drops in extreme conditions. This 5kW electric heat kit