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 part number BF-979-0300 is a butterfly laser diode featuring a 975 nm wavelength, 300 mW output power, polarization-maintaining fiber, and an FC/APC connector. Released on January 20, 2011, this component reached its discontinued lifecycle status on January 6, 2015. Submit the exact part number, quantity, and application requirements to request a quote.
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 BF-979-0300. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.