Condition: Used — Good condition.

The Viavi JDSU MTS 4126 MA2 is a single-mode OTDR module operating at 1310/1550 nm with a dynamic range of 40/40 dB. Fitted with an APC-SC connector, it offers an event dead zone of just 0.7 m and an attenuation dead zone of 3 m. With a measurement range of up to 260 km, this module is suited to FTTA, access, and metro network applications.

Included in the sale:
• Viavi MTS 4126 MA2 SM OTDR Module (1310/1550 nm, 40/40 dB, APC connector)

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 4126 is a compact, modular OTDR platform designed for field testing of single-mode optical fibre networks. The MA2 module variant operates at dual wavelengths of 1310 nm and 1550 nm and is optimised for FTTA (Fibre to the Antenna), access, and metro network environments.

With a 40/40 dB dynamic range and an event dead zone of only 0.7 m, the MTS 4126 MA2 delivers accurate characterisation of fibre links even in demanding near-end measurement scenarios. The APC connector interface ensures low reflectance connections suitable for high-performance testing.

Key Specifications:
Wavelengths: 1310 nm / 1550 nm
Dynamic Range: 40 dB / 40 dB
Connector Type: APC-SC
Event Dead Zone: 0.7 m
Attenuation Dead Zone: 3 m
Maximum Range: 260 km
Network Type: FTTA / Access / Metro
Fibre Type: Single-mode

The MTS 4126 platform is part of Viavi's established MTS series of portable test solutions, widely used by network operators and field engineers for commissioning, maintenance, and troubleshooting of fibre optic infrastructure.

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.