MRCOOL MVPHK20 VersaPro 2nd Gen Heat Kit is a 20kW electric heating accessory designed for compatible VersaPro air handlers using R-454B refrigerant systems. The kit operates by converting electrical energy into heat, providing supplemental warmth when heating demand exceeds the heat pump’s capacity. It integrates with the air handler to deliver consistent heated airflow throughout th... https://www.partshnc.com/mrcool-20kw-heat-kit-mvphk20