---
product_id: 403300055
title: "Cruiser LC/UPC Fiber Optic Circuitors Connector & MM Fiber Optic Loopback Adapter LC Interface Signal Loop Connector (LC/UPC -9/125)"
brand: "cruiser"
price: "€ 23.94"
currency: EUR
in_stock: true
category: "Cruiser"
url: https://www.desertcart.gr/products/403300055-cruiser-lc-upc-fiber-optic-circuitors-connector-and-mm-fiber
store_origin: GR
region: Greece
---

# ≤0.1dB insertion loss ≥60dB return loss -40°C to +80°C operating range Cruiser LC/UPC Fiber Optic Circuitors Connector & MM Fiber Optic Loopback Adapter LC Interface Signal Loop Connector (LC/UPC -9/125)

**Brand:** cruiser
**Price:** € 23.94
**Availability:** ✅ In Stock

## Summary

> 🔧 Loopback Like a Pro — Test Smarter, Network Faster!

## Quick Answers

- **What is this?** Cruiser LC/UPC Fiber Optic Circuitors Connector & MM Fiber Optic Loopback Adapter LC Interface Signal Loop Connector (LC/UPC -9/125) by cruiser
- **How much does it cost?** € 23.94 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/403300055-cruiser-lc-upc-fiber-optic-circuitors-connector-and-mm-fiber)

## Best For

- cruiser enthusiasts

## Why This Product

- Trusted cruiser brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable & Reliable:** Withstands 1000+ plug cycles and extreme temperatures.
- • **Compact & Lightweight:** Sleek design at just 5g for seamless integration.
- • **Versatile Compatibility:** Supports multiple fiber types including SM and MM variants.
- • **Precision Signal Integrity:** Ultra-low insertion loss ensures crystal-clear loopback testing.
- • **Robust Network Diagnostics:** High return loss (≥60dB) for accurate fault isolation.

## Overview

The Cruiser LC/UPC Fiber Optic Loopback Adapter delivers precision testing with ultra-low insertion loss (≤0.1dB) and high return loss (≥60dB), supporting multiple fiber types (9/125 SM, MM-50/125, MM-62.5/125, OM3, OM4). Engineered for durability with 1000+ plug cycles and a wide operating temperature range (-40°C to +80°C), it’s the essential tool for flawless network diagnostics and maintenance.

## Description

Fiber Optic Loopback Adapter introduction：The Fiber Optic Loopback Adapter is the medium that sends back the fiber signal.Used for returning optical signals in test systems or network systems.Through the return signal, various potential anomalies in the network link can be detected.This test is commonly used,Provide an effective detection method to ensure the correct network link.Application:1. Equipment interconnection2. Device pig-tailingPremise networks3. Patch panel applications4. Communications connections5. Loopback for network components testingParameters :Connection Type：LC/UPCTest wavelength：1310 nm-1550 nmInsertion loss：Typical value ≤ 0.1dB, the maximum value ≤ 0.3dB Return loss ： ≥60.0dBRepeatability： ≤0.10dBExchangeability： ≤0.20dBPlug the performance： Plug 1000 timesOperating temperature -40 ℃ to + 80 ℃storage temperature -55 ℃ to + 85 ℃Weight：≈5gPackage includes: 1 * LC Fiber Optic Loopback

## Features

- Fiber Optic Loopback provides a media of return path for a signal, whether the signal is for testing purposes or due to network restoration.
- In the case of testing, the loopback signal is used for diagnosing a problem
- Sending a loopback test to a network equipment, one at a time, is a technique for isolating a problem.
- Low insertion loss，High return loss
- LC/UPC interface is available in 5 styles: -9/125, MM-50/125, MM-62.5/125, OM3, OM4

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B089RBHQYY |
| Item model number | LC/UPC SM-9/125 |
| Manufacturer | anputaike |
| Package Dimensions | 5.31 x 3.61 x 1.3 cm; 18 g |

## Product Details

- **Brand:** Cruiser
- **Cable type:** Fiber Optic
- **Compatible devices:** Charging Adapter
- **Connector type:** Optical
- **Special features:** LC/UPC Interface, Low Insertion Loss, High Return Wide Range of Applications

## Images

![Cruiser LC/UPC Fiber Optic Circuitors Connector & MM Fiber Optic Loopback Adapter LC Interface Signal Loop Connector (LC/UPC -9/125) - Image 1](https://m.media-amazon.com/images/I/71iGMl+MYKL.jpg)

## Frequently Bought Together

- LC/UPC Fiber Optic Circuitors Connector SM & MM Fiber Optic Loopback Adapter LC Interface Signal Loop Connector (LC/UPC SM-9/125)
- Fiber Optic Loopback Adapter SC/UPC Interface Circuitors Signal Loopback Connector SM/MM/OM3/OM4 (SC/UPC SM-9/125)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-01-24*