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the Honeywell 4074ERU is specifically required for motors mounted in positions other than upright to prevent water ingress
Compatibility: Verified for use in CSA4BD
For pressurized liquid applications or hydronic HVAC systems
Does this include the internal cartridge
the B323 offers low torque requirements and bubble-tight shut-off
Lochinvar & A.O. Smith 100093745 Sensor 320720-756 the Honeywell 4074ERU is specificallyAs a veteran tech, you know that a high efficiency boiler or water heater is only as reliable as its feedback loop. The Lochinvar & A. O. Smith 100093745 Sensor is a critical K Temperature Sensor designed for precision thermal monitoring in commercial and residential heating systems. When you are troubleshooting a Lochinvar boiler temperature sensor failure or inconsistent firing rates, this OEM component is the direct replacement needed to restore