Schneider Electric (Barber Colman) AT-505 Mounting Base significantly shortening the pneumatic thermostat

significantly shortening the pneumatic thermostat installation timeline

Accurate Diagnostics: Large viewing ports allow for immediate identification of flash gas or bubbles in the liquid line

reducing the risk of short circuits or accidental contact

making it suitable for high-demand mechanical rooms

and large-scale metering applications where pressure stability is non-negotiable

Schneider Electric (Barber Colman) AT-505 Mounting Base significantly shortening the pneumatic thermostatThe Schneider Electric (Barber Colman) AT 505 Mounting Base provides a professional grade solution for surface mounting commercial thermostats and HVAC sensors. Designed for the legacy Barber Colman product line, this AT 505 surface mounting base is essential for clean installations where wall box mounting is impractical or unavailable. With housing dimensions of 4 5 8" H x 3 1 8" W x 1" D, the beige wall plate offers a low profile aesthetic that