120VAC Primary Coil Power at 50/60Hz, 3 Form X (Triple Pole Single Throw Normally Open Double Make - 3PST NO DM) Contact Configuration, High-Reliability Alternating Sequence Latching Matrix Relay, 10A Continuous Current Threshold, -40°C to +70°C Industrial Operational Window, Back-Rising Screw Terminal Interlock Interface | High-performance industrial-grade mechanical impulse sequence latching control relay manufactured by Struthers-Dunn featuring a rugged internal ratchet mechanism and a clear high-dielectric polycarbonate dust shield, explicitly engineered to isolate line-to-coil voltage transients, automatically alternate operational states between two distinct loads on successive electrical command impulses, and deliver stable physical line connections across high-vibration duplex pump control networks and heavy industrial conveyor lines | Industry Exact Equivalents: Struthers-Dunn A314XAX48P-120V, Struthers-Dunn A314XAX48P-120VAC, Struthers-Dunn A314XAX48P | Industry Functional Cross-References: Potter & Brumfield KB17AY-120V, Magnecraft W76SBX-2, Square D 8501KU13V20