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Key Benefits Multi-Voltage Versatility: Field-adjustable selector switch supports 120
Engineered with a 3-inch insertion length and a board-mount configuration
It must be installed in sequence with a dedicated safety shut-off valve
you must purchase a separate activation kit (BMS or Cellular) to connect the sensor to your building management or notification network
Carrier HK02ZB042 Pressure Switch 323613-751 Key Benefits Multi-Voltage Versatility: Field-adjustableThe 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
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