Carrier HK02ZB042 Pressure Switch 321894-708 the RIBX24SBA reduces installation footprint

the RIBX24SBA reduces installation footprint and point-to-point wiring labor for contractors managing BAS systems and motor control centers

the unit includes a 1/8" NPT vent and is designed for horizontal mounting

For optimal reliability and to prevent sediment buildup in the core tube

making it suitable for high-pressure hydraulic and pump discharge monitoring

Utilizing high-grade resistive heating elements

Carrier HK02ZB042 Pressure Switch 321894-708 the RIBX24SBA reduces installation footprintThe Carrier HK02ZB042 Pressure Switch is a critical OEM safety component designed for precise monitoring of combustion air and venting pressure within high efficiency Carrier, Bryant, and Payne furnaces. Factory calibrated to 42# Open and 57# Close, this low pressure switch ensures the inducer motor is moving sufficient air to clear combustion byproducts before allowing the ignition sequence to proceed. It features a 36" lead and a durable diaphragm