Durable Construction: Heavy-gauge copper tubing provides superior corrosion resistance and pressure containment

As the direct OEM replacement for B1809904

and SP745 ignition control units

allowing for rapid field installation or replacement without breaking pipe connections

Honeywell C7400A2001 Enthalpy Sensor 320720-756 Durable Construction: Heavy-gauge copper tubingThe 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