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 E3Z-G81-M3J is a U-shaped slot-type through-beam photoelectric sensor within the E3Z-G product family, featuring two optical axes utilizing infrared light with a 25 mm sensing distance. Constructed with an ABS housing rated to IP64, this component operates on a 12-24 V power supply voltage and incorporates manual adjustment for its Dark-ON and Light-ON operation modes with a PNP output type and a 1 ms response time. Connection is facilitated via a 0.3 m cable length and an M8 pigtail connector with 4 pins. Submit the exact part number, quantity, and application requirements to receive a formal 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 E3Z-G81-M3J. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.