Honeywell M4185B1058 Modutrol IV Motor, with Internal Auxiliary Switch (24/120/230V)

Series 41 and Series 81 Modutrol IV motors are 2-position (line- and low-voltage per motor control) spring-return motors. They are used to operate dampers or valves in applications where it is necessary or desirable to have the controlled element return to the starting position in the event of power failure or interruption.

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