MRCOOL 15 kW Heat Kit for ProDirect Series (PHK15H) – Electric Heating Support for ProDirect Air Handlers

Maintaining consistent indoor temperatures during colder periods often requires additional heating support within an HVAC system. The MRCOOL PHK15H is designed to provide supplemental electric heating for compatible air handler systems, helping maintain stable indoor comfort when extra heat is needed.

This unit functions as an auxiliary electric heater designed for use with ProDirect Series systems. It installs inside the air handler and provides additional heating capacity when the primary heating system needs support. Operating on 240 V power with a 15 kW rated load, the MRCOOL ProDirect air handler heat kit 15 kW is built to integrate into the system’s electrical setup and deliver dependable heating performance when activated.

For safety and proper operation, the heat kit is UL listed and designed for internal installation within the air handler cabinet. With specified electrical requirements, including maximum fuse breaker ratings and minimum circuit ampacity, it is built for safe operation within compatible HVAC systems. Its compact dimensions allow it to fit within the designated installation space.

One customer noted,“We noticed our system would struggle to keep the house warm during colder weather. After adding the heat kit, the temperature stayed much more consistent and the system didn’t have to work as hard. It made a noticeable difference in comfort.”

This shows how the heat kit helps maintain stable heating performance and supports the main system when additional heat is required.

Overall, this heat kit provides reliable supplemental heating and practical system support for compatible air handler setups.

Product Highlights