


Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Lochinvar 100109955 is a pressure switch for Lochinvar BTI/BTN series boilers that provides pressure sensing and control for boiler and HVAC applications. It functions as an air pressure and blower/prover switch with a setpoint of -2.20 inches water column and a normally open contact. This OEM replacement corresponds to part number 9004579215, is sold individually, and has a listed item weight of 0.50 lb.
OEM Lochinvar air pressure/blower-prover switch; setpoint -2.20 in WC; normally open contact; replaces 9004579215.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!
