Lochinvar & A.O. Smith 100111304 Lower Thermostat 321894-708 Is this a direct replacement

Is this a direct replacement for the old mercury switch 150-M

Is the GMX120-3 a spring-return model

High-Temp Insulation: Built to withstand the harsh environment of a burner assembly without degradation of the dielectric strength

The robust bellows element is vibration-resistant and offers high reliability for technicians requiring a durable HVAC pressure controller in demanding industrial environments

slip-resistant mechanical connection to the 5/8-inch shaft

Lochinvar & A.O. Smith 100111304 Lower Thermostat 321894-708 Is this a direct replacementOptimizing electric water heater performance requires precise temperature differential management at the lower heating zone. The Lochinvar & A. O. Smith 100111304 lower thermostat (Model WH9C) is a high specification OEM replacement engineered for residential and commercial systems. This single pole regulator features an integrated Energy Cut Off (ECO) manual reset limit, serving as a critical fail safe against runaway thermal conditions. When high