Key Benefits: Precision Thermal Safety: Fixed 300°F trip point provides reliable overheat protection for high-capacity heating coils

The Heil Quaker ICP 1193548 Control Board is a critical OEM furnace circuit board engineered for precise management of heating and cooling cycles in Heil

it supports a broader range up to 150 PSI

Key Benefits Exact OEM Compatibility: Specifically engineered for Lochinvar Knight KH series (KH055 through KH285) for seamless drop-in installation

Key Benefits for Technicians: Direct OEM Fit: Ensures correct shaft diameter

Siemens Building Technology QPA2062 Sensor 320074-702 Key Benefits: Precision Thermal Safety:The Siemens Building Technology QPA2062 Sensor is a multi parameter room air quality sensor engineered for high demand HVAC and building automation systems. Built for professional grade reliability, this unit integrates a Non Dispersive Infrared (NDIR) CO2 gas sensor with active temperature and relative humidity monitoring to facilitate precision Demand Controlled Ventilation (DCV). The 0 2000 ppm CO2 measuring range provides a stable 0 10V or 4 20mA