Schmersal AZM 161SK-12/12RKA-024 is a bolting-type solenoid interlock safety switch from the AZM 161 family that enforces safe access to guarded equipment via power-to-lock operation. It provides NC x4 and NO x2 contacts in an IP67 plastic housing with a single entry slot, designed for 24 V AC or DC supply, and ratings of 24 V DC at 2.5 A and 250 V AC at 4 A. The device withstands about 1,000,000 mechanical cycles, operates from -25 to 60°C, and measures approximately 130 × 90 × 30 mm with a weight around 455 g, featuring an M16 x 4 electrical connection.
