Heil Quaker ICP 1174663 Relay High Thermal Strength: Constructed from

High Thermal Strength: Constructed from high-purity silicon carbide to provide stable electrical resistance and resist premature burn-out

this limit switch monitors heat exchanger temperatures to prevent thermal runaway

always verify the boiler parts list for the specific series you are servicing

Mineral Retention: Advanced coating helps trap dissolved solids

and heater sequencers

Heil Quaker ICP 1174663 Relay High Thermal Strength: Constructed fromThe Heil Quaker ICP 1174663 is a heavy duty 30AMP 24V Coil Power Relay engineered for heavy cycle switching in commercial and residential HVACR applications. As a genuine ICP OEM replacement part, this SPST relay (Single Pole Single Throw) provides the exact electromagnetic switching required to govern blower motors and high amperage loads without the risk of arcing or chatter. Standardized for 24V control circuits, the 1174663 ensures seamless