Lennox 26W42 2-Stage Pressure Switch 0.55/0.95

The Lennox 26W42 2-Stage Pressure Switch is an essential part of the HVAC control systems especially concerning efficiency and safety. This pressure switch is intended to control the pressure in the system and is particularly suitable for the range of 0.55 to 0.95 inches W.C. This two-stage pressure switch works through a process of pressure sensing and then commanding the system to change pressure as needed. It can be easily installed in different HVAC systems because it has a voltage of 24V and a current of 5Amp.