Product details:

150 lb-in, NSR, Proportional Flame Safeguard Firing Rate, 2 Aux. Switches, 24V. Reversing, proportional motors used to drive burner firing rate valves, dampers or auxiliary equipment. Replace M941A, c, d motors Designed for flame safeguard applications in commercial/industrial oil or gas burner system Vibration resistant electronic drive circuit Regulated by three-wire proportional controller Stroke is field-adjustable to 90 or 160 degrees