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 BDXQ1F is a compact 3 GHz high quantum efficiency balanced detector designed for operation within the 1525 to 1575 nm wavelength range using SMF-28e fiber and FC/PC connectivity. Released on July 2, 2024, this component features a package weight of 0.10 lbs each and adheres to the manufacturer lifecycle status documented by Thorlabs. Submit the exact part number, quantity, and application requirements to request 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 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 BDXQ1F. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.