MRCOOL® Heat Kit with Circuit Breaker for MRCOOL Universal Series Air Handlers - R-454B. (UHK20) WALL MOUNT Register the unit for full

Register the unit for full warranty protection

an optional heat kit is available for those requiring extra heating capabilities

> Certifications: ETL and AHRI certified

Pro Tip: MRCOOL’s 3

MRCOOL® Heat Kit with Circuit Breaker for MRCOOL Universal Series Air Handlers - R-454B. (UHK20) WALL MOUNT Register the unit for fullProduct Description The MRCOOL Universal UHK20 20kW Electric Heat Kit is the highest capacity auxiliary heating solution designed specifically for MRCOOL Universal Series R 454B air handlers. Built for large homes, cold weather regions, and high heating demand, this factory matched heat kit provides powerful, reliable backup heat when outdoor temperatures push heat pump performance to its limits. Unlike generic heat strips, the UHK20 is engineered as