Rheem-Ruud 42-19736-02 RELAY this thermocouple is designed to

this thermocouple is designed to operate with both Natural Gas and Liquid Propane standing pilot systems

Part of a critical maintenance suite designed to optimize UVC air sterilization performance

ensuring reliable millivolt output for automatic pilot controls

facilitating accurate tuning for diverse burner requirements

It is a vital furnace spark electrode that minimizes ignition delays and prevents lockout codes caused by incomplete combustion cycles

Rheem-Ruud 42-19736-02 RELAY this thermocouple is designed toThe Rheem Ruud 42 19736 02 is a high performance 24V SPDT Relay engineered for precise switching in residential and light commercial HVAC systems. Designed as a genuine OEM repair part, this Single Pole Double Throw relay provides reliable control over two separate circuits, making it an essential component for furnace control boards, fan logic, and air conditioning sequencing. With a robust 24VAC coil and a contact rating typically capable of