Reznor 97479 Unit Heater Time Delay Relay AssemblyThe Unit Heater Time Delay Relay Assembly is designed for Reznor 97479 and compatible with F FE B BE gas fired unit heaters. This precision control module ensures safe ignition delays, smooth burner cycling, and reliable shutdown, helping reduce wear and improve overall efficiency. Engineered for dependable performance in demanding heating environments, this Time Delay Relay Assembly supports efficient operation of residential and commercial gas fired

With CSA approval

3-tube stainless steel design for even heat distribution and reliable flame control

it supports domestic water heaters

It complies with ANSI Class IV and UL94-5V standards and accepts M6410A1029/M6435A1004/M7410F1000/M7435F1001 actuators for precise automated control

and easy integration with compatible Honeywell controllers

provides dependable overpressure protection for hot water boiler systems and well applications

four orifices

Rely on it for consistent ignition reliability through all seasons

with a bold yellow color for easy identification in assemblies

50–200°F

Certification: ETL certified for Canada and US to ensure safety compliance

Key materials include a stainless steel stem