Schneider Electric (Barber Colman) MA-405-500 Actuator 30067439-890 obstructed flue vent

obstructed flue vent

ensuring the pressure switch closes reliably to prevent ignition lockouts

making it a critical replacement part for managing high-draw electrical loads where dual-line breaking is required for safety or operational control

this unit features a single-pole

Schneider Electric (Barber Colman) MA-405-500 Actuator 30067439-890 obstructed flue ventThe Schneider Electric (Barber Colman) MA 405 500 is a heavy duty two position oil submerged actuator engineered for precise control of dampers, valves, and specialized HVAC linkages. Operating on 120V AC, this power return unit delivers 16 lb in torque, ensuring reliable fail safe operation in demanding commercial environments. As a legacy standard component, the MA 405 500 serves as the direct replacement for MA 405 191, maintaining the same form