Lochinvar & A.O. Smith 100163258 Bypass Assembly 318423-701 a true 2-pole contactor is

a true 2-pole contactor is required

This model is built with a robust stainless steel body to provide superior resistance to corrosion and is designed for use in R404A and R507A systems

industrial-grade materials to prevent premature failure

this custom-fit set provides the durability required for high-performance residential heating applications

This HVAC on/off switch is compatible with a wide range of Lochinvar boilers and A

Lochinvar & A.O. Smith 100163258 Bypass Assembly 318423-701 a true 2-pole contactor isThe Lochinvar & A. O. Smith 100163258 Bypass Assembly is a critical OEM component engineered for precision flow regulation in high performance hydronic systems. Designed specifically for EnergyRite Residential Pool Heaters (models ERN ERL 152 through 402, Non ASME), this bypass valve kit ensures optimal heat exchanger protection by maintaining the correct balance between bypass and through flow water. As a direct replacement for the obsolete Lochinvar