Which systems is this part designed for

28" PF pressure threshold while checking for continuity across the terminals with a multimeter

The higher voltage rating provides a larger safety margin against voltage spikes

the E3SRMH2 is designed for long-term field reliability

the relay is rated for 16 Amps at 120V and 8 Amps at 240V

Lochinvar & A.O. Smith 100110742 Temperature Assembly 326070-701 Which systems is this partThe Lochinvar & A. O. Smith 100110742 Temperature Assembly is a specialized ECO Outlet Temperature Assembly engineered for precision thermal monitoring in high efficiency commercial water heaters and boiler systems. As a critical safety and operational component, this OEM replacement part utilizes a dual thermistor configuration to provide real time resistance based data to the integrated control board. By monitoring the outlet water temperature at