UBB Store

2 PCS MPO OM4 MultiMode Female Loopback Plug 12 Fiber Core 40G 100G QSFP
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
2 PCS MPO OM4 MultiMode Female Loopback Plug 12 Fiber Core 40G 100G QSFP
Price: US $46.12
Frosted Slate Listing Welcome to the ultimate smart shopping destination

Enjoy a shopping journey where smart picks meet guaranteed delight

2Pcs MPO OM4 Multi-Mode Female Loopback Plug Supports 12 Fiber Core 6 Channels Type A for 40G 100G Networks and QSFP TestingProduct Overview

【Product Description】
The fiber loopback is mainly used to test the signal return in the system or network system.
It can detect potential abnormalities in the network link by the signal return( the pairwise connected TX transmitting end-face send the signals back to the RX receiving end-face),
and achieve the test and evaluation of individual single elements or interfaces on the fiber network. 【Product Detail】
Connector Type: MPO/Female
Fiber type: Multi-mode OM4
End Face Type: PC
Core Type: 12 Core/6 Channels
Insertion Loss:≤ 0.6db
Return Loss:≥20db
Operating temperature: -40~75℃
Packing Quantity:2 PCS

Notable Features
    • 【Main Parameters】Multi-mode OM4 MPO female loopback tester with PC end face; supports 12 fiber core 6 channel tramsimission
    • 【Good Fiber Protection】The loopback tester adopts with fiber cable protection shell, which prevent the fiber from bending or breaking off
    • 【Stable Signal Transmission】The loopback plug adopts high level fiber cable and connection core, which is low insertion loss (≤0.6db) and low return loss ( ≥20db), supports -40~75℃ operating temperature
    • 【Standard Size】 The product meets the dual fiber adapter size standard for easy and accurate plug and pull,interst loss changing< 0.2dB (After 50 times plug testing)
    • 【Widely Application】 it can detect potential abnormalities by testing the signal return of QSFP+, optical system debugging, optical fiber communication system, CATV system, etc.
Shipping Information

We ship exclusively to the address registered with your account. Please verify your details before purchasing.

Orders are processed within 1-2 business days and typically arrive within 3-7 business days.

Shipping is available only within the contiguous United States. No shipping to Alaska, Hawaii, Puerto Rico, or PO Boxes.

Return & Refund Policy

If you are unsatisfied with your purchase, please request a return via within 30 days of receipt. Items must be returned in their original condition and packaging for a full refund.

If your order arrives damaged or does not match its description, contact us immediately through messaging.

Payment Options

We accept major credit cards and PayPal through ’s secure checkout. Ensure your billing details are accurate for a smooth transaction.

Customer Support

If you have any questions or need assistance, please contact us via messaging. We aim to respond within 24-48 hours.



Buy Now