Resideo L4029E1029 Control 319852-301 Retrofit-Ready Compatibility: Engineered for direct

Retrofit-Ready Compatibility: Engineered for direct replacement of P2W-P and M-507437 units

Thermal Management: Built-in thermal expansion bypass prevents high-pressure buildup caused by heating water within a closed system

The integral mounting feet permit secure installation within air handlers

low-load component

Technicians rely on this gas furnace ignitor for its compatibility across multiple systems and ease of installation in service calls

Resideo L4029E1029 Control 319852-301 Retrofit-Ready Compatibility: Engineered for directThe Resideo L4029E1029 provides critical high limit protection for ductwork and warm air systems. This manual reset limit control is engineered with a normally closed SPST switch that breaks the circuit upon temperature rise, specifically calibrated with a fixed 200F high limit stop. This 120V 240V compatible control serves as a dedicated fire thermostat, detecting excessive heat in HVAC ducts and immediately shutting down the fan to prevent the