Honeywell C7400A2001 Enthalpy Sensor 326058-756 engineered to interface directly with

engineered to interface directly with the control board via a standard 1/4 inch male quick-connect terminal

preventing catastrophic failures such as ruptured chiller barrel tubes

provided it meets local code requirements

Common Questions Can the 42S replace an older Model 42 mercury switch controller

Honeywell C7400A2001 Enthalpy Sensor 326058-756 engineered to interface directly withThe Honeywell C7400A2001 is a professional grade solid state enthalpy sensor designed for integration with economizer logic modules to optimize outdoor air intake based on total heat content. This analog enthalpy sensor provides a precise 4 20mA output signal that increases as enthalpy levels decrease, allowing for seamless communication with W7212A, W7459, and W7215 controllers. Engineered with a durable, corrosion resistant glass fiber reinforced