Engineered to replace discontinued or superseded models like the B94578700 and CAP050300440CS

If your part number matches 622257 or 6222570

Generous 36-inch length provides the flexibility for custom onsite sizing and field modifications

High temperature rating allows for reliable performance in hot water supply lines up to 180°F

Lochinvar & A.O. Smith TST2900 Temperature Controller Els PW 29614 Engineered to replace discontinued orThe Lochinvar & A. O. Smith TST2900 Temperature Controller (cross referenced as part number 100170632) is a critical OEM immersion thermostat designed for high recovery commercial water heating applications. This direct acting temperature control provides precise thermal regulation for Lochinvar Copper Fin and A. O. Smith Conservationist series units. Engineered with a rugged sensing bulb and capillary assembly, the TST2900 ensures accurate setpoint