Description

The 5kW Heat Kit with Circuit Breaker for MRCOOL Universal Series Air Handlers (R‑454B) provides dependable supplemental electric heat for colder climates or situations requiring additional heating support. Designed specifically for MRCOOL Universal R‑454B air handlers, this kit installs cleanly, operates safely, and ensures your system delivers consistent comfort year‑round.

Whether you’re dealing with occasional cold snaps or simply want a backup heat source, this 5kW kit delivers efficient, reliable performance without unnecessary power consumption.

Key Features

• 5kW Electric Heat Output Ideal for mild‑to‑moderate winter climates or as a backup heat source.
• Integrated Circuit Breaker adds built‑in overcurrent protection and simplifies wiring during installation.
• Engineered for MRCOOL Universal R‑454B Air Handlers, ensures perfect fitment, proper airflow, and safe electrical compatibility.
• Reliable Supplemental Heat Supports the heat pump during extreme cold or defrost cycles.
• Durable Construction Built with high‑quality heating elements and protective components for long service life.
• Clean, Simple Installation Designed to mount directly into the Universal Series air handler with minimal steps.

Compatible With

This 5kW heat kit is compatible with the following MRCOOL Universal Series R‑454B Air Handlers:

• 2‑Ton Universal R‑454B Air Handler
• 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: 5 kW
• Breaker Included: Yes (factory‑integrated)
• Voltage: 208/230V
• Phase: Single‑phase
• Application: Supplemental electric heat for MRCOOL Universal R‑454B systems
• Installation Location: Internal air handler mount
• Safety Features: Overcurrent protection, thermal safeguards

What’s Included

• 5kW electric heat kit
• Integrated circuit breaker
• Mounting hardware (if applicable)
• Installation documentation

Ideal For

• Homes in mild‑winter regions
• Customers wanting backup heat
• Installations requiring low‑amp supplemental heating
• Universal Series systems needing minimal auxiliary heat