while a shift toward yellow warns of moisture contamination

including many Robertshaw

Reliable Switching: SPST switching contacts are rated for high-cycle industrial standards to handle furnace control voltage demands

Broad Compatibility: Specifically designed for Trane HVAC equipment

Universal Compatibility: Fits most standard Imperial and aftermarket manifolds requiring a 1/8" MPT back mount connection

Robertshaw 1830-111 Pilot Uni-Kit while a shift toward yellowThe Robertshaw 1830 111 Pilot Uni Kit is a specialized standing pilot burner assembly designed for high efficiency furnace pilot replacement and boiler maintenance. This universal kit features a non linting pilot burner design, engineered to maintain a stable flame pattern even in environments with high ambient dust or debris. It utilizes a 0. 018" orifice and is pre configured for natural gas systems, though it can be adapted for LP gas conversion