MRCOOL 5kW Universal Heat Kit (UHK05) – Supplemental Heating for Universal R-454B Air Handlers

In situations where your primary heating system cannot meet demand, adding a dependable supplemental heat solution helps maintain stable and comfortable indoor temperatures. The UHK05 is designed to deliver consistent auxiliary heating, supporting your system when the heat pump alone is not sufficient.

Designed to enhance heating performance, this electric heat strip kit installs directly into MRCOOL Universal Series air handlers using R-454B refrigerant. With 5kW of heating output, it provides dependable supplemental and emergency heat to maintain indoor comfort when temperatures drop. As part of the MRCOOL 5kW Heat Kit with Circuit Breaker, it integrates smoothly with compatible units such as UAH18024-O, UAH18030-O, and UAH18036-O for reliable, worry-free operation.

Built for safety and convenience, this MRCOOL Universal Series Heat Kit includes an integrated circuit breaker that helps protect against electrical overloads while maintaining stable operation. Its factory-matched design allows for straightforward installation, making it suitable for both professional setups and controlled DIY applications. The unit is designed to deliver consistent heating performance even during demanding conditions.

One customer noted:

“My indoor space used to feel unevenly heated when temperatures dropped, but after installing this unit, the warmth feels much more consistent. It provides that extra support exactly when needed.”

This highlights how the unit improves real-world system performance by delivering reliable supplemental heating while maintaining safe and efficient operation. It also reinforces its ability to provide consistent comfort without adding installation complexity.

Overall, this heat kit offers a practical and dependable solution for improving heating performance, ensuring consistent comfort and reliable system support when additional warmth is needed.

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