PQ50S High Power / Signal Connectors Hirose Electric PQ50S High Power/Signal Connectors are designed to handle up to 12.5A per pin, making them ideal for high power/signal connections in industrial machinery. A slide-locking spring structure delivers a clear tactile click, and the cable clamp strength is 98N. The coding key system prevents incorrect mating and has multiple variations available. Hirose PQ50S High Power/Signal Connectors support NFPA79-compliant cables (with 600V capability).