The Omron D40A-1C2 Safety Door Switch provides reliable machine guarding with a compact non-contact design, 2 m cable length, and direct opening travel of 20% or less for fast response. It offers a high 50 MΩ max insulation resistance, 10–55 Hz vibration durability, and a robust 300 m/s² shock resistance suitable for demanding industrial environments. Operating within –10 to 55°C and 25% to 85% humidity, it ensures stable performance across safety applications. Compatible with Omron Safety Controllers. Manufactured by Omron and listed under Omron Safety Door Switch solutions, this model belongs to the Omron D40A Series.