Lochinvar & A.O. Smith 100208550 Limit Switch 321894-709 This kit typically includes the

This kit typically includes the motor and wheel

While the diameter is standard

Flexible System Integration: Rugged 1" NPT connections and a field-upgradeable design allow for the seamless addition of LWCO protection

This part is specifically sized for KN-4 dimensions

if it exceeds the manufacturer’s specifications (typically 2-3 PSI for most AC applications)

Lochinvar & A.O. Smith 100208550 Limit Switch 321894-709 This kit typically includes theMaintain critical system safety and prevent thermal over run with the Lochinvar & A. O. Smith 100208550 Limit Switch. As a genuine OEM replacement part, this high limit outlet sensor is engineered to provide precise temperature monitoring for commercial and residential water heating applications. Veteran contractors recognize this part by its legacy number TST2061K, designed specifically to integrate with the control logic of high performance hydronic