Lochinvar & A.O. Smith 100163258 Bypass Assembly 318423-701 industrial-grade materials to prevent premature

industrial-grade materials to prevent premature failure

eliminating the mounting issues often found with universal alternatives

Ensure your piping matches or use appropriate adapters for installation in NPT systems

Designed for rugged performance in demanding environments

Lochinvar & A.O. Smith 100163258 Bypass Assembly 318423-701 industrial-grade materials to prevent prematureThe 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