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 E3ZM-B81T-2M is a cuboid retro-reflective photoelectric sensor from the E3ZM-B product family featuring M.S.R. and transparent detection for all media including glass, PET, and foil. This stainless steel housing unit operates on a 10-30 V power supply voltage with a PNP output type, offering a sensing distance from 100 mm to 500 mm using polarized red light and manual adjustment setting methods. Connections are established via a 2 m cable, providing a 1 ms response time with Dark-ON and Light-ON operation modes. 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 E3ZM-B81T-2M. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.