Lochinvar & A.O. Smith 100278231 Coupler Els PW 17895 the contacts are designed for

the contacts are designed for a close-on-fall action

it eliminates the need for manual seasonal intervention

Key Benefits Rugged Construction: Forged brass body provides superior durability and resistance to harsh water conditions

Can I use the HS3GN16A24 to replace my existing HS3GF16A24

Mixing Tube Compatibility: Specifically designed for stable mounting in air streams

Lochinvar & A.O. Smith 100278231 Coupler Els PW 17895 the contacts are designed forThe Lochinvar & A. O. Smith 100278231 Coupler is a precision engineered pump coupler replacement designed for high performance hydronic and domestic hot water systems. As a critical mechanical link between the motor and the pump assembly, this genuine OEM part ensures smooth torque transmission while compensating for minor shaft misalignments that can lead to premature bearing failure. This specific model is the direct technical replacement for the