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Safety relay

A safety relay is a critical module used in industrial safety control, designed with redundant circuits and self-monitoring functions to ensure reliable interlocking with safety light curtains, emergency stop devices, safety door switches, and two-hand control units. Compliant with standards such as EN60947-5-1 and EN ISO 13849-1, the relay provides up to Class 4 safety performance.
With multiple safety outputs, auxiliary contacts, automatic/manual reset modes, and feedback loop monitoring, the safety relay maintains its protective function even in the event of component failure. It is widely used in machinery, automated production lines, industrial robots, stamping equipment, and other applications where hazardous zones require dependable personnel protection.

Products

SLC-4A24J Safety Relay

The safety relay is operated by DC24V power supply. 4 sets of normally open safety contacts are output in series. Suitable for contact expansion of safety relays and other products with safety functions. With channel 1 and channel 2 status indicators.

SLC-2A1B220J Safety Relay

The safety relay is operated with 85-260VAC/DC power supply. 2 sets of NO safety contacts output in series, 1 set of NC auxiliary contacts output in parallel. Dual-channel operation mode, passive switching contact dual-channel input, manual reset and automatic reset can be switched. With power indicator, channel 1 and channel 2 status indicator. The number of safety contacts can be increased through the expansion module.

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