The JDSU VA4 variable optical attenuator is engineered to provide accurate and repeatable attenuation of optical signals. Key features typically include a broad wavelength range, low insertion loss, and high return loss. This particular unit is offered for parts, indicating it may have operational faults or missing components. Buyers should consider this unit for spare components, educational purposes, or repair projects.

JDSU VA4 Optical Attenuator FOR PARTS
The JDSU VA4 is a variable optical attenuator designed for precision control of light levels in optical systems. This unit is being sold “AS IS” for parts or repair, and may not be fully functional. It could be used for lab experimentation, component harvesting, or repair purposes by experienced technicians.
Product Condition & Availability
JDSU VA4 Optical Attenuator FOR PARTS is in excellent working condition and has been thoroughly tested for performance and reliability. We offer both new and professionally refurbished options, depending on availability and customer preference.
$50.00
instock
In stock
FedEx, UPS, USPS
Shipping world-wide available:
DHS, FedEx International
Integrated Solutions & Deployment Support
Beyond individual products, Aumictech provides end-to-end solutions for manufacturing line deployment and test station setup. Our team can assist with system integration, configuration, and equipment selection tailored to your production requirements.
Trusted Industry Experience
With over a decade of experience, Aumictech is a recognized leader in RF and optical test equipment sales and services. All units are supported by our in-house calibration and repair facility based in Downingtown, PA, ensuring technical reliability and long-term value.
Customer Commitment
We’re committed to exceptional customer service, offering a 15-day return or replacement (ROR) policy for peace of mind. Our team is always available to assist with pre- and post-sale support.
Fast Shipping & Flexible Payments
We offer rapid global shipping through FedEx, UPS, and DHL, with most orders dispatched within 1–3 business days. Multiple secure payment options are available, including PayPal, ACH, wire transfers, and major credit cards.
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