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.

Thorlabs
The Thorlabs 10202A-50-FC is a 2x2 single-mode coupler operating at 1310 nm and 1550 nm with a 50:50 split ratio and FC/PC connectors. Released on May 31, 2000, this component was officially discontinued by Thorlabs on January 28, 2020. Submit your required quantity and application details for an RFQ quote on this discontinued part.
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 Thorlabs 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 Thorlabs 10202A-50-FC. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.