Omron Door Micro Switch Plunger SPST-NC Contact 500mA 250V AC IP40 60°C D3D-121

Omron D3D-121 Door Micro Switch Plunger is a high-quality electrical switch designed for reliable door interlock and automation applications. Featuring a SPST-NC (Single Pole Single Throw - Normally Closed) contact configuration, this miniature door micro switch is capable of handling a contact current of 500mA and a contact AC voltage up to 250V. Encased in a gold housing material that provides enhanced conductivity and corrosion resistance, the device ensures optimal performance under various operational environments.

The switch uses a plunger-type actuator, delivering precise actuation with a mechanical life expectancy rated for 300,000 operations. It requires an operating force of just 2 Newtons, making it highly sensitive yet durable for repetitive switching tasks. The device is IP40 rated, offering protection against solid objects and suitable for indoor environments where dust ingress is minimal.

The switch dimensions, including a length of 36.4mm and width of 15mm, allow for easy integration in compact electronic assemblies and control panels. This switch complies with multiple standards including RoHS for environmental safety, and is certified by VDE, UL, and cUL organizations to guarantee product safety and regulatory conformance.

Operating temperature range spans from -30°C to 60°C, enabling usage in environments with moderate temperature variations typical for indoor automation, HVAC, industrial machinery safety, and commercial electrical controls. Manufactured in Indonesia, the Omron D3D-121 switch is ideal for laboratory, manufacturing, industrial, and general automation electrical installations requiring reliable detection and control of door positions.

The switch features a gold housing material for improved conductivity and durability. Equipped with a plunger actuator type ensuring reliable mechanical operation. Mechanical life tested up to 300,000 operations for long-lasting performance.

Operates with a low operating force of 2 Newtons for sensitive switching. Compact dimensions measuring 36.4mm in length and 15mm in width. Conforms to regulatory standards including RoHS, VDE, UL, and cUL ensuring safety and compliance.

Designed for door interlock applications requiring precise open/close function. Manufactured in Indonesia ensuring high quality assembly and testing standards. Explore the complete range of Omron switches and Door Micro Switches on EnvMart for robust solutions in automation, electrical safety, and control systems.