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 A2W-TB-WC1-EU1YB is a wireless pushbutton switch belonging to the A2W product family, specified for application type A2W-TB-WC1 EU1YB within the Europe region. This round, momentary mushroom switch features a 40 mm size, plastic bezel material, a yellow bezel color, and a black profile operating at a frequency of 868.3 MHz, and is suitable for illumination. Submit the exact part number, quantity, and application requirements for a 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 A2W-TB-WC1-EU1YB. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.