The MRCOOL MHK08U Universal Air Handler Heat Strip with Circuit Breaker is an electric heating accessory designed for compatible MRCOOL Universal air handlers. It uses electric heating elements to generate supplemental heat when additional capacity is needed during colder conditions. The integrated circuit breaker provides added electrical protection and supports reliable operation. S... https://www.partshnc.com/mrcool-8kw-universal-heat-kit-mhk08u