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 6015-3 is a fiber optic circulator designed for operation within the 1525 to 1610 nm wavelength range utilizing single-mode fiber (SMF) without connectors. This component has a package weight of 0.11 lbs each and an initial release date of October 17, 2000, with lifecycle status subject to current manufacturer documentation. 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 6015-3. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.