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-99-APC is a 2x2 single-mode coupler featuring a 99:1 split ratio, dual operating wavelengths of 1310 nm and 1550 nm, and FC/APC connectors. Released on October 22, 2009, this component reached its end of lifecycle and was officially discontinued by Thorlabs on March 12, 2019. Submit the exact part number, quantity, and application requirements to request a quote for this discontinued item.
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-99-APC. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.