Condition: Used — In excellent condition.

The Viavi OCC-4056C is a DWDM Optical Channel Checker module compatible with the T-BERD/MTS-2000, -4000 V2, -5800 and OneAdvisor-800 platforms. It provides complete spectral trace capability, drift measurements, PASS/FAIL analysis, and supports the full ITU-T G.692 DWDM grid. The unit is well suited to metro/access network installation, maintenance, and troubleshooting of DWDM systems.

Included in the sale:
• Viavi OCC-4056C Optical Channel Checker module

The images provided are of the actual item you will receive. Please review them carefully for the cosmetic condition and what is included in the sale.

The Viavi OCC-4056C is the most complete DWDM optical channel checker on the market. As a field-interchangeable single-slot module for the T-BERD/MTS-2000, -4000 V2, -5800 and OneAdvisor-800 platforms, it offers OSA-like functionality and speed in a handheld form factor. It is an ideal test tool for service providers installing, maintaining and upgrading metro/access links and DWDM systems, measuring wavelengths and power levels of DWDM channels and displaying the complete spectrum.

Applications:
Validate wavelength routes for Fiber Deep and Remote-PHY, C-RAN and 5G
Qualify forward/return path links through Mux and Demux
Spectral and drift testing on DWDM sources
Performance verification in Metro Access Networks
Maintenance and troubleshooting of DWDM networks

Key Features:
Supports ITU-T G.692 DWDM grid with 50, 100 and 200 GHz channel spacing
Complete spectral trace with fast scanning speed (under 4 seconds)
Drift measurements for wavelength and power
Zoom and marker functions
PASS/FAIL analysis
Dual SFP/SFP+ slots for fixed or tunable SFP/SFP+
Supports C-band applications (Ch61 to Ch12)
Can be combined with DWDM OTDR modules
Field interchangeable single-slot module

Specifications:
Wavelength Range: C-band (Ch61 to Ch12, approximately 1529–1565 nm)
Channel Spacing: 50 GHz, 100 GHz, 200 GHz (ITU-T G.692)
Scanning Speed: Less than 4 seconds
Form Factor: Single-slot field-interchangeable module
Compatible Platforms: T-BERD/MTS-2000, T-BERD/MTS-4000 V2, T-BERD/MTS-5800, OneAdvisor-800
Connector Type: APC
SFP Slots: Dual SFP/SFP+ (fixed or tunable)

Shipping & Returns Policy

Shipping Policy

• Processing Time: Orders are typically processed and dispatched within 1 business day.
• Shipping Methods: We offer Expedited Shipping to all destinations using UPS/DHL/Fedex/Royal Mail and other reputable carriers.
• Shipping Times: Mainland UK: 1-2 Business Days / Mainland Europe and USA: 2-3 Business Days / Rest of the World 5-7 Business Days.
• Shipping Costs: These are calculated at checkout based on the shipping method, destination and package dimensions.
• CUSTOMS AND TAXES: It is YOUR responsibility to liaise with customs in your country and ensure your package is cleared and any taxes are paid.
• Shipping Destinations: We ship worldwide.
• Tracking: Once your order is shipped, we will provide you with a tracking number via email.
• Insurance: All shipments are insured. In case of damage, please contact us via email within 48 hours of receiving the product with photographic evidence, please also ensure a report is logged with the delivery driver.

Returns Policy

• Return Period: In the event of an item being received which is 'not as specified', you can return your purchase within 14 days of delivery.
• Condition of Items: Items must be returned unused and in their original packaging.
• Return Method: All returns must be notified in writing to hello@ttinstruments.com, the email should accompany the order number, date and reason for return and must be within 14 days of delivery.
• Restocking Fees: A restocking fee of up-to 20% is applicable for items returned for any reason other than 'not as specified'.
• Refund Method: Refunds are processed to the original method of payment within 5 business days of receiving the return.
• Exchanges: We do not offer exchanges. It will either be a replacement or a refund.
• Return Shipping Costs: Return shipping costs will be borne by the customer unless the item is 'not as specified', in this case we will arrange for the return by way of a prepaid shipping label.