Nordyne 632674 Pressure Switch 322027-701 Always verify against your unit's

Always verify against your unit's serial number and technical data sheet

Precise Calibration: Supports multi-point calibration and user-programmable zero/full-scale ranges up to 25 psi

this assembly provides the structural integrity needed for 44 lb-in torque actuators operating in NEMA 2/IP54 environments

It is professional best practice to inspect the existing gasket or use high-temperature RTV silicone if a pre-cut gasket is not pre-installed on the housing to prevent CO leakage

Nordyne 632674 Pressure Switch 322027-701 Always verify against your unit'sThe Nordyne 632674 Pressure Switch is a critical safety component designed specifically for condensate management in M7RL 045A and M7RL 072A gas furnaces. As a veteran grade OEM replacement part, it effectively supersedes older part number 632492. This normally open (NO) switch features a factory calibrated setpoint of 0. 30" WC (Water Column), ensuring the system shuts down if a condensate drain blockage or overflow occurs. Built for high efficiency