RAFI-USA INC part 1.30.074.101/0301 RAFIX 16 - Emergency stop pushbutton features a square collar for easy identification and dupe-proof functionality. This durable and reliable pushbutton is designed specifically for emergency stop applications. With its distinct design and foolproof mechanism, it ensures quick and effective shutdown in critical situations. Built to withstand harsh conditions, this RAFIX 16 pushbutton is an essential component for safety systems and machinery.