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SPO Class 10 Bimetallic Overload Relay (120-180A – Direct Mount to RSC-300 and RSC-400 Contactors)
Extended Part No: SPO-400-150A
Benshaw RMSO/SPO Series Overload Relays are bimetallic-style relays designed to protect AC-3 circuits and motors against overloads, phase failure, long starting times and stalling of the motor.
Backorders allowed. Please consult factory for estimated shipping date on backordered items.