Siemens 3RS1800-2HW01 Safety Relay (Fail-safe Relay Module)

The Siemens 3RS1800-2HW01 is a fail-safe safety relay module designed for implementing emergency stop, safety gate and other safety-related control circuits in industrial automation. The compact DIN-rail mount module provides monitored outputs and straightforward wiring via screw terminals, with status indication for operation and fault conditions. Suitable for integration into control cabinets for both retrofit and new installations. Verify electrical ratings and system compatibility before installation.