12VDC Primary Coil Power, 3 Form Y (Triple Pole Single Throw Normally Closed Double Break - 3PST NC DB) 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 | Industrial-grade low-voltage mechanical sequence latching control module manufactured by Struthers-Dunn utilizing an identical heavy-duty mechanical indexing stepper system and oversized terminal connection plates, optimized to maintain its latched contact state indefinitely without continuous power draw and securely isolate sensitive logic controller inputs from inductive line-switching arcs across remote automated field equipment | Industry Exact Equivalents: Struthers-Dunn A314XBX48P, Struthers-Dunn A314XBX48P-12VDC, Struthers-Dunn A314XBX48P Series | Industry Functional Cross-References: Potter & Brumfield KB17DY-12V, Magnecraft W76SDX-1, Square D 8501KU13V14