Using a nickel sensor with a controller configured for platinum will result in significant temperature offset errors

When troubleshooting intermittent ignition failures

this is an automatic reset rollout switch

facilitating rapid millivolt signal generation to the safety shutoff valve

Universal Compatibility: Replaces a wide array of OEM controls for commercial refrigeration walkthroughs and reach-in units

Heil Quaker ICP 5396 Relay 320720-756 Using a nickel sensor withWhen you're dealing with a failing blower or compressor circuit, the Heil Quaker ICP 5396 Relay is the direct OEM replacement engineered for high cycle reliability in various ICP brands like Tempstar, Comfortmaker, and Arcoaire. This electromagnetic relay features a durable coil and heavy duty contacts designed to handle the inductive loads and locked rotor amps (LRA) typical of HVAC blower motors and startup sequences. Unlike universal alternatives