Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

Omron
The Omron D4B-2116N is an aluminium housing safety limit switch from the D4B-N product family featuring an adjustable roller lever actuator and snap action mechanism. This component is equipped with one normally-open and one normally-closed contact, omitting make-before-break functionality and a direct opening mechanism. Connections are managed via a terminal block through a bottom-facing G1/2 conduit size entry. Submit the exact part number, quantity, and application requirements for a quote.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Omron references — within one business day.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Omron D4B-2116N. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.