Condition: Used

This Viavi JDSU MTS 4000 Mainframe is in working condition. Please note that the touchscreen is slightly off. The unit comes fitted with the JDSU 4126 MA FC-S Singlemode OTDR module, providing 1310/1550 nm dual-wavelength testing with a dynamic range of 37/35 dB, APC connector, and a measurement range of up to 260 km. Active capabilities include Singlemode OTDR, SMART Test, Source, and FCOMP (Fiber Complete).

Included in the sale:
• Viavi JDSU MTS 4000 Mainframe (Touchscreen, Power Meter, Visual Fault Locator, Bluetooth, Wireless) — note: touchscreen is slightly off
• JDSU 4126 MA FC-S Singlemode OTDR Module (1310/1550 nm, 37/35 dB, APC, 260 km, SMART Test, FCOMP)
• AC Power Adapter
• Stylus
• Carry Bag

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 (formerly JDSU) MTS 4000 is a compact, portable modular mainframe designed for fibre optic network testing in the field. It accepts a range of plug-in OTDR and measurement modules, making it a versatile platform for installation, maintenance, and troubleshooting of singlemode and multimode fibre networks.

The MTS 4000 mainframe integrates a touchscreen interface, built-in power meter, visual fault locator (VFL), Bluetooth, and wireless connectivity, enabling comprehensive field testing from a single handheld device. Its modular design allows technicians to swap measurement modules to suit different applications without replacing the entire instrument.

The 4126 MA module is a singlemode OTDR module offering dual-wavelength operation at 1310 nm and 1550 nm with dynamic ranges of 37 dB and 35 dB respectively. It supports SMART Test for automated one-button testing, FCOMP (Fiber Complete) for end-to-end fibre characterisation, and an FC/APC connector interface.

Key Specifications (4126 MA Module):
Wavelengths: 1310 nm / 1550 nm
Dynamic Range: 37 dB / 35 dB
Connector Type: FC/APC
Fibre Type: Singlemode
Maximum Range: 260 km
Test Functions: OTDR, SMART Test, Source, FCOMP (Fiber Complete)

MTS 4000 Mainframe Features:
Interface: Touchscreen with stylus
Built-in Power Meter: Yes
Visual Fault Locator: Yes
Wireless Connectivity: Bluetooth and Wi-Fi
Form Factor: Portable handheld mainframe

Please refer to the Viavi Solutions website for full platform and module specifications.

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.