Description

The 15kW Heat Kit with Circuit Breaker for MRCOOL Universal Series R‑454B Air Handlers delivers the strongest supplemental electric heat available for the Universal lineup. Designed for regions with severe winter temperatures, this kit ensures your home stays warm even when outdoor conditions push the heat pump to its limits.

Engineered specifically for MRCOOL Universal R‑454B air handlers, this heat kit installs seamlessly, maintains full system compatibility, and includes a factory‑integrated circuit breaker for safe, code‑compliant operation.

If you need maximum heating performance, reliable emergency backup, or the highest level of cold‑weather support, the 15kW kit is the top choice.

Key Features

• 15kW High‑Output Electric Heat: The most powerful supplemental heat option for MRCOOL Universal R‑454B systems.
• Integrated Circuit Breaker provides built‑in overcurrent protection and simplifies electrical installation.
• Engineered for MRCOOL Universal R‑454B Air Handlers, ensuring proper fitment, airflow, and safe electrical compatibility.
• Maximum Backup Heat: Ideal for extreme cold, defrost cycles, and emergency heating situations.
• Heavy‑Duty Heating Elements Built for long‑term reliability and consistent performance.
• Straightforward Installation Mounts directly into the Universal Series air handler with minimal steps.

Compatible With

This 15kW heat kit is compatible with the following MRCOOL Universal Series R‑454B Air Handlers:

• 3‑Ton Universal R‑454B Air Handler
• 4‑Ton Universal R‑454B Air Handler
• 5‑Ton Universal R‑454B Air Handler

Technical Specifications

• Heat Output: 15 kW
• Breaker Included: Yes (factory‑integrated)
• Voltage: 208/230V
• Phase: Single‑phase
• Application: Supplemental electric heat for MRCOOL Universal R‑454B systems
• Mounting Location: Internal air handler installation
• Safety Features: Overcurrent protection, thermal safeguards

What’s Included

• 15kW electric heat kit
• Integrated circuit breaker
• Mounting hardware (if applicable)
• Installation documentation

Ideal For

• Homes in harsh winter climates
• Installations requiring maximum supplemental heat
• Emergency backup heating
• Universal Series systems needing the highest heat output available