Lochinvar & A.O. Smith 100233301 Switch 326058-755 engineered to match the pin-out

engineered to match the pin-out and resistance curve of the original OE213-02

ensure the fluid temperature does not exceed the seal's rated limits

Can the MF41-6043 replace the old MF-6103 exactly

When diagnosing furnace drainage issues or water leaks near the blower compartment

The VAC24 is the modern technical equivalent designed to restore full functionality to these systems

Lochinvar & A.O. Smith 100233301 Switch 326058-755 engineered to match the pin-outThe Lochinvar & A. O. Smith 100233301 Switch is a critical fixed setting Normally Open (N. O.) air pressure switch designed for negative pressure sensing applications in high efficiency venting systems. Calibrated specifically to 1. 25" WC, this OEM component serves as a primary safety proving switch, ensuring the combustion blower is generating sufficient draft before the ignition sequence initiates. For veteran technicians, this 100233301 pressure