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 D4SL-N4FFA-D is a plastic housing key-operated door switch featuring a resin head and an adjustable direction of operation. This guard-lock model delivers a 1300 N holding force and operates on a 24 V solenoid voltage with an integrated LED indicator, IP67 degree of protection, and an operating ambient temperature range of -10 to 55 °C. Electrical connections are made via a terminal block, incorporating 2 NC and 1 NO door contacts, alongside 2 NC lock monitor contacts operated by a front and back standard metal lock/release key. Submit the exact part number, quantity, and application requirements to request a quote for this component.
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 D4SL-N4FFA-D. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.