
5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable, OM3 Multimode Duplex 50/125μm MPO 12 Core -Fiber Loopback Adapter for 40G 100G Networks and QSFP Testing
Prices and availability subject to change. As an Amazon Associate we earn from qualifying purchases.
Similar or Frequently Bought Together

OM3 FC/UPC to ST/UPC Fiber Patch Cable 50Meters 164ft 10BG Multimode Duplex Jumper 50/125μm Optical Patch Cord, Aqua
$56.99

NICEHCK IcyMoon - Cable IEM de 16 núcleos OCC+Cables OFC chapados en Plata, Cable de Monitor SPC, Cables equilibrados con enchufe de 3.5/4.4 mm para bendición 2 EM6L ZS10 AS10 (3.5 mm con QDC)
$28.99

AZIMOM Dual Color 32W High Brightness Twinkle Fiber Optic Light Source RGBW Light Box Engine Diver Music Sensor Mode Bluetooth/RF Control for Home Star Ceiling Light Effect Decor
$108.65
$129.50

Shimano Deore CN-M6100 Deore Chain with Quick Link, 12-Speed, 126L Silver,ICNM6100126Q
$33.41
$36.93
About this product
Overview
This 5-pack of MPO/UPC fiber optic loopback tester cables enables quick diagnostics for high-speed network equipment without requiring external test equipment. The OM3 multimode construction supports 40G and 100G network testing, making it essential for data center and telecom professionals validating QSFP transceiver functionality.
Key Specifications
Each cable features 12-core MPO connectors with 50/125μm duplex fiber specifications optimized for multimode transmission. The UPC polished end faces ensure minimal back-reflection and reliable signal integrity across repeated test cycles.
Who It's For
Network technicians and data center engineers performing routine equipment validation will appreciate the convenience of having multiple cables on hand for simultaneous testing. IT professionals installing or troubleshooting 40G/100G infrastructure benefit from quick loopback verification without downtime or specialized test gear.
Worth Buying?
The five-pack format provides excellent value for facilities running frequent diagnostics, eliminating the need to purchase individual cables. Reliable MPO connectivity and OM3 compatibility make this a practical addition to any network maintenance toolkit.