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
Thorlabs FCQ632-FC is the exact manufacturer part number for 1x4 Narrowband Fiber Optic Coupler, 632 ± 15 nm, 25:25:25:25 Split, FC/PC. The official catalog lists this item as discontinued. The official replacement model is TNQ630HF. Submit the exact part number, quantity, destination, and application details for an RFQ.
For a faster response, include quantity, condition, and delivery destination.
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 FCQ632-FC. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.