


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 AO Smith Blocked Inlet Switch, MPN 100110810, is designed for use with the BTH-400A Series 100/101 gas water heaters. This essential part helps ensure that the water heater operates correctly by preventing unwanted water flow.
This inlet switch is a critical component for maintaining the efficiency of your gas water heater. It is easy to install and helps to prevent system malfunctions.
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!
