direct spark ignition (DSI)
or persistent pressure switch failed to close codes
ensuring stable superheat control across varying load conditions
Reliable Switching: SPNO contact configuration provides consistent signals to the integrated furnace control board
the Q4100C9046 is specifically designed as a high-performance field replacement for Norton 201N and Robertshaw 41-402N models
ICM Controls ICM-UFPT-5 Timer direct spark ignition (DSI)The ICM Controls ICM UFPT 5 Universal Function Programmable Timer is a versatile solid state timing control designed for HVAC, refrigeration, commercial, and industrial applications requiring precise and adjustable time delay functions. This programmable timer relay supports multiple operating modes, making it well suited for compressor protection, fan delay, anti short cycle control, equipment sequencing, and other custom timing applications. Its