Direct OEM replacement ensures electrical timings match the original system design parameters

38" WC set point

measure the current in series with the sensor wire

Key Benefits Universal adjustability via sliding tensioners ensures HVAC coil maintenance flexibility across multiple equipment brands

Modine 3H0400780002 Limit Switch Els PW 17895 Direct OEM replacement ensures electricalThe Modine 3H0400780002 Limit Switch is a critical OEM high limit safety control designed for precise thermal monitoring in Modine unit heaters. This stalk mount limit switch is engineered with a factory calibrated L200F 40F temperature profile, meaning the SPST (Single Pole Single Throw) circuit is normally closed and triggers to open on rise at 200F. Once the plenum temperature drops by the 40F differential to 160F, the switch provides an automatic