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-B81-M1J-0-3M is a cuboid retro-reflective sensor from the E3Z-B product family featuring transparent detection without M.S.R. and a polarity free red light source. This unit operates on a 12-24 V power supply voltage with PNP output, providing both Dark-ON and Light-ON operation modes and a 1 ms response time. Physical construction includes a PBT housing, manual adjustment setting method, 500 mm sensing distance (minimum 100 mm), and an M12 pigtail connector with a 0.3 m cable length. Submit the exact part number, quantity, and application requirements to request a formal 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 E3Z-B81-M1J-0-3M. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.