Key Benefits Direct OEM Compatibility: Engineered specifically for Weil McLain 80

and certain Forta or DuraDrive series

Contractor-Friendly Install: Mounts horizontally with no accurate leveling required

Is this switch compatible with both gas furnaces and electric air handlers

Reliable Diaphragm Design: The silicone diaphragm is optimized for vertical mounting to maintain high-accuracy switching and minimize set-point drift

Belimo NKQB24-SR Actuator R-410A Key Benefits Direct OEM Compatibility:The Belimo NKQB24 SR is a high speed, electronic fail safe actuator engineered for precise control in HVAC systems requiring rapid response times. Operating on a 24Vac dc power supply, this unit delivers 54 in lb of torque and features a programmable 2 10Vdc proportional control signal. Designed for demanding applications, the NKQB24 SR provides a critical 4 second run time and a dedicated fail safe position via integrated capacitors, ensuring dampers