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also identified as RLY2038 and RLY2038K
The 25-35 mV range ensures the electromagnetic coil in the gas valve remains energized
eliminating the need to sweat out or unthread the main valve body
Its rugged construction is built for HVACR contractor demands
The 220-250V rating of the PTMJ216 ensures it can safely handle standard 220V or 230V applications
York S1-029-25428-000 Detector 318423-701 also identified as RLY2038 andThe York S1 029 25428 000 is an OEM duct smoke detector engineered for precise integration into light commercial and residential HVAC systems. Designed with a 4 wire photoelectric sensor head, this unit utilizes low flow technology to maintain reliable performance across air velocities ranging from 100 to 4,000 feet per minute (FPM). It serves as a direct HVAC replacement part for existing safety infrastructures, featuring a dedicated harness control
