5KW Heat Kit with Circuit Breaker for MRCOOL Universal Series Air Handlers – R-454B

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$181.00

The 5KW Heat Kit with Built‑In Circuit Breaker is the ideal supplemental electric heat option for MRCOOL Universal Series R‑454B Air Handlers. Designed for a perfect factory fit, this kit provides reliable backup heat, added safety, and smooth integration with your Universal system.

Description

The 5KW Heat Kit with Built‑In Circuit Breaker is the perfect supplemental electric heat option for your MRCOOL Universal Series Air Handler (R‑454B models). Designed specifically for seamless compatibility, this heat kit provides reliable backup heating during colder days, ensuring your Universal system delivers consistent comfort year‑round.

Built with safety and performance in mind, the integrated circuit breaker offers added protection and simplifies installation. Whether you’re upgrading an existing system or completing a new Universal Series setup, this 5KW kit delivers dependable electric heat without compromising efficiency.

Key Features

  • Compatible with MRCOOL Universal Series Air Handlers (R‑454B refrigerant)
  • 5,000 watts of supplemental electric heat
  • Integrated circuit breaker for added safety and convenience
  • Factory‑engineered for perfect fit and performance
  • Durable construction for long‑lasting reliability
  • Ideal for colder climates or as emergency backup heat
  • Easy installation with MRCOOL Universal air handler mounting points

What’s Included

  • 5KW Electric Heat Kit
  • Integrated Circuit Breaker
  • Mounting Hardware
  • Installation Instructions

Why Choose This Heat Kit

This 5KW kit is engineered specifically for the MRCOOL Universal Series, ensuring proper airflow, electrical compatibility, and safe operation. Unlike generic heat strips, this model is designed to work seamlessly with MRCOOL’s advanced inverter technology and R‑454B refrigerant systems.

It’s the ideal solution for:

  • Homes in mild to moderate winter climates
  • Customers wanting backup heat during extreme cold
  • Installations requiring built‑in breaker protection

Compatible With

  • MRCOOL Universal 2–3 Ton Air Handler (R‑454B)
  • MRCOOL Universal 4–5 Ton Air Handler (R‑454B)

Product Warranty

This heat kit is covered under MRCOOL’s standard accessory warranty when installed with a Universal Series system. Warranty terms may vary by region and installer.

California Residents Only Prop 65 Warning

WARNING: This product can expose you to chemicals, including refrigerants, which are known to the State of California to cause cancer [or birth defects or reproductive harm]. For more information, go to  www.P65Warnings.ca.gov.

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5KW Heat Kit with Circuit Breaker for MRCOOL Universal Series Air Handlers - R-454B 5KW Heat Kit with Circuit Breaker for MRCOOL Universal Series Air Handlers - R-454B
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Model MHK05U (5KW Heat Kit)
Heating Capacity 5 kW
Breaker Included Yes (Integrated)
Voltage 208/230V
Compatibility MRCOOL Universal Series Air Handlers (R‑454B)
Application Supplemental / Emergency Electric Heat
Installation Mounts directly inside Universal air handler