The Schneider Electric (Barber Colman) 2390-510 is a specialized pneumatic minimum position switch designed for commercial HVAC systems requiring precise proportional action control

typically optimized for 3/8" or 7/16" diameters

ideal for businesses with varying operational hours

Constructed from heavy-duty painted steel with a factory-matched white finish

It is recommended to use a separate

Antunes Controls 804111707 Pressure Switch Els PW 29614 The Schneider Electric (Barber Colman)The Antunes Controls 804111707 is a high performance HLGP A manual reset pressure switch designed for precision monitoring in commercial HVACR and process heating applications. This dual purpose unit features a high limit range of 5 to 28 inches W. C. and a low limit range of 6 to 24 inches W. C., providing critical protection against over pressure or loss of pressure conditions. Built for industrial durability, the 804111707 pressure switch