Mixing mineral oil with POE is generally discouraged

Whether you are performing a full teardown or addressing a minor leak

This specific model is designed for low-pressure fuel gas service

supporting AC units up to 5

and WMC24-1 models

Dwyer Instruments 1910-5 Pressure Switch R-448A Mixing mineral oil with POEThe Dwyer Instruments 1910 5 Pressure Switch is a professional grade solution for monitoring low differential pressure in HVAC systems and industrial processes. This Series 1900 compact pressure switch features an adjustable set point range of 1. 40" to 5. 5" w. c., providing precise control for air filter monitoring and fan status indication. Built with a Single Pole Double Throw (SPDT) configuration, this switch allows for flexible wiring to