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 GX-MD1621 is a GX product family digital I/O module featuring 8 digital inputs and 8 digital outputs. This component utilizes a 1-wire connection method with screw I/O connections, supporting PNP digital input and PNP digital output types. The inputs permit a voltage range of 0 to 26.4 V, while the outputs are not short-circuit protected. Submit the exact part number, quantity, and application requirements for an RFQ 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 GX-MD1621. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.