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 D4NL-4GDG-B4 is a key-operated plastic housing safety door switch featuring a metal head and a 1300 N holding force. This guard-lock model includes a 24 V solenoid voltage, an integrated LED indicator, screw terminals, and an IP67 degree of protection with an operating ambient temperature range of -10 to 55 °C. Circuit configuration comprises three NC door contacts, one NC lock monitor contact, and one NO lock monitor contact operated through an adjustable direction mechanism and a bottom-positioned special resin release key. Submit the exact part number, quantity, and application requirements to receive a formal quotation 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 D4NL-4GDG-B4. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.