Schneider Electric (Barber Colman) AT-505 Mounting Base maintaining accurate calibration from -40°F

maintaining accurate calibration from -40°F to 120°F

this step-down transformer provides a stable 24Vac secondary voltage output

Proper routing of the S1-025-32696-000 is critical to avoid electromagnetic interference with flame rectification circuits

a pitted or welded contactor is often the culprit behind high-voltage circuit failure

OEM Compatibility: Precision-manufactured to match Conbraco 20-series gauge specifications

Schneider Electric (Barber Colman) AT-505 Mounting Base maintaining accurate calibration from -40°FThe 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