Carrier HH57ZC003 Differential Enthalpy Sensor / Control Switch – 33CSENTHSW, New OEM

HVAC techs, listen up.

This is a genuine Carrier differential enthalpy sensor, part number HH57ZC003.

It's also known as model 33CSENTHSW.

It's used in commercial HVAC systems to measure enthalpy and help control economizers.

It's brand new, in original packaging, and it's not part of a custom bundle.

Just the sensor itself.

Carrier is a trusted name, so you know it's a quality part.

No UPC listed, but the MPN is HH57ZC003.

If you're servicing a Carrier unit and need an enthalpy control switch, this is the right part.

Direct replacement, easy to install.

Keep that system running efficiently with genuine Carrier parts.