Schneider Electric (Barber Colman) 2390-510 Position Switch Freon This is a direct-mount control

This is a direct-mount control

or use a clamp meter to verify current draw is consistent with the 70W power rating

or secondary heat exchanger leaks in high-efficiency furnaces that allow condensate to drip onto the burner assembly

This 120V to 24V step-down transformer is the direct Reznor replacement part for ensuring your equipment operates within original engineering specifications

this manual reset switch monitors the pilot flame via a thermocouple

Schneider Electric (Barber Colman) 2390-510 Position Switch Freon This is a direct-mount controlThe Schneider Electric (Barber Colman) 2390 510 is a specialized pneumatic minimum position switch designed for commercial HVAC systems requiring precise proportional action control. Engineered with an internal high pressure selector relay, this unit is specifically calibrated for a 10 psig span output, making it the industry standard for establishing a minimum ventilation air setpoint. By integrating this switch into your pneumatic circuit, you