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
Engineered by Thorlabs, the ATT30-A is a UVFS Prism Beam Attenuator featuring an attenuation range of 29 to 34 dB and an AR coating specified for 350 to 700 nm. This unit handles a maximum power of 50 W and incorporates a 1/4"-20 tap, with each individual package weighing 0.85 lbs. Submit the exact part number, quantity, and application requirements to request a formal quote for this component.
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 ATT30-A. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.