MRCOOL 15 kW Heat Kit for ProDirect Series (PHK15H)

MRCOOL 15 kW Heat Kit for ProDirect Series (PHK15H)

Specifications

What our Experts Think

• Powerful Backup Heating — Delivers up to 51,000+ BTUs, ideal for cold climates or when supplemental heat is needed with your ProDirect system.

• Tailored Fit — Specifically designed for MRCOOL ProDirect air handlers (36K–60K models), ensuring perfect compatibility and performance.

• Compact & Efficient — Small footprint (approx. 9" × 2.6" × 12") makes installation straightforward inside the air handler.

• Safe & Protected — Built-in overheat protection safeguards your HVAC system during extreme operation.

• Know Your Power Needs — Operates on 240V, with a required 60A fuse and 40A minimum circuit ampacity.

Q&A

Q: What is the MRCOOL PHK15H Heat Kit used for?
A: It adds 15 kW of electric heat to compatible MRCOOL ProDirect Series air handlers for enhanced cold-weather performance.

Q: Is this heat kit compatible with all ProDirect models?
A: It’s designed specifically for select MRCOOL ProDirect Series units—check model compatibility before purchase.

Q: Does the heat kit include built-in breakers?
A: Yes, the PHK15H includes built-in circuit breakers for added safety and code compliance.

Q: Is professional installation required?
A: Yes, professional installation is recommended to ensure safety and proper function.

Q: Can this heat kit serve as a primary heat source?
A: Yes, in mild climates, it can serve as a primary heat source or as a backup in colder regions.

Maintenance Tips

• Ensure power is disconnected before performing any maintenance

• Inspect wiring and connections regularly for signs of wear or damage

• Clean dust and debris from components to prevent overheating

• Check for proper operation during seasonal HVAC inspections

• Ensure compatibility and correct installation within the ProDirect air handler

• Have a licensed HVAC technician inspect annually for safety and performance

• Keep unit dry and protected from moisture or corrosion