--- product_id: 805852918 title: "5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable, OM3 Multimode Duplex 50/125μm MPO 24 Core -Fiber Loopback Adapter for 40G 100G Networks and QSFP Testing" brand: "buacoz" price: "RM645" currency: MYR in_stock: true reviews_count: 3 category: "Buacoz" url: https://www.desertcart.com.my/products/805852918-5-pack-mpo-upc-female-fiber-optic-loopback-tester-cable store_origin: MY region: Malaysia --- # Low Insertion Loss ≤0.6dB Precision Ceramic Ferrules Wide Temp Range -40 to 75°C 5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable, OM3 Multimode Duplex 50/125μm MPO 24 Core -Fiber Loopback Adapter for 40G 100G Networks and QSFP Testing **Brand:** buacoz **Price:** RM645 **Availability:** ✅ In Stock ## Summary > 🚀 Loopback Like a Pro: Precision Testing for Next-Gen Networks ## Quick Answers - **What is this?** 5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable, OM3 Multimode Duplex 50/125μm MPO 24 Core -Fiber Loopback Adapter for 40G 100G Networks and QSFP Testing by buacoz - **How much does it cost?** RM645 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/805852918-5-pack-mpo-upc-female-fiber-optic-loopback-tester-cable) ## Best For - buacoz enthusiasts ## Why This Product - Trusted buacoz brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Risk-Free Reliability:** 100% functional tested with a 7-day free return policy—confidence and peace of mind for mission-critical network maintenance. - • **Robust & Durable Build:** Premium OM3 multimode fiber with aramid core and protective casing ensures longevity and resistance to bending or breakage during intense testing cycles. - • **Plug-and-Test Convenience:** Compact 5-pack loopback adapters streamline MPO/UPC fiber diagnostics—no more juggling multiple patch cables for full strand testing. - • **Versatile Network Compatibility:** Optimized for QSFP modules, data centers, and fiber optic networks, making it the go-to tool for professional network recovery and debugging. - • **Precision-Engineered Optical Performance:** High-precision ceramic ferrules guarantee minimal signal loss and ultra-stable transmission for flawless 40G/100G network testing. ## Overview The Buacoz 5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable features OM3 multimode 50/125μm duplex fiber with 24 cores, engineered with high-precision ceramic ferrules for minimal insertion loss (≤0.6dB) and low return loss (≥20dB). Designed for 40G and 100G network testing, it operates reliably across a wide temperature range (-40 to 75°C) and includes a durable protective casing to prevent cable damage. Ideal for fiber optic diagnostics, network recovery, and QSFP module testing, this compact, easy-to-use loopback adapter set is backed by 100% functional testing and a 7-day return policy. ## Description Product description High-precision Ceramic ferrule High-precision Ceramic ferrule, which is easy to weld, ensures small optical loss and stable transmission. Low insertion loss, low back reflection and high precision alignment. Premium Quality Fiber Optic Loopback Cable body is made of PVC/ LSZH plastic materials, which is shiny, tough, not fade, not broken and not easily deformed. The inside optical cable is aramid, which is tough, tensile, non-toxic, fire retardant, core protection and low smoke. The connector is PBT plastic materials and fine copper, which is firm, durable, high temperature resistant, not fade, not broken and not easily deformed. Compare with similar items LC/UPC Fiber Loopback MPO/UPC Loopback Cable MPO/APC Female Loopback MPO/UPC Female Loopbac Review: Easy and compact - Easy and compact for testing Fiber and switches when paired with an SC Fiber Coupler Female/Female Small enough to carry in my laptop bag. Review: Works good! - It works well on looping back the 12 strands of fiber in an MPO connector. No more having to put multiple patches in to return all of the strands when testing out your MPO cable. Works great! ## Features - "High-Quality Construction", OM3 multimode 50/125μm MPO/UPC loopback adapter with precision ceramic ferrules ensures optimal optical performance, minimal insertion loss, and high reliability. - Built with premium optical cables and connectors, it offers low insertion loss (≤0.6db) and low return loss (≥20db), operating reliably across a wide temperature range of -40 to 75°C. - The loopback tester is designed with a protective casing for the fiber optic cable, preventing bending or breakage and enhancing the adapter's durability during tests. - "Versatile Applications", Ideal for fiber optic testing, network recovery, and system debugging. This LC connector loopback adapter is perfect for evaluating the performance of fiber optic cabling, SFP modules, equipment ports, or entire network devices. - "Warranty & Support", 100% functional testing ensures reliable performance and product integrity. Enjoy a 7-day free return policy for peace of mind. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DFPLGV9W | | Best Sellers Rank | #68,485 in Electronics ( See Top 100 in Electronics ) #385 in Fiber Optic Cables | | Brand | Buacoz | | Brand Name | Buacoz | | Cable Type | fiber optic loopback adapter | | Color | OM3 MPO 24core | | Compatible Devices | Data Centers, Fiber Optic Networks | | Connector Type | Om3 Mpo/Upc 24core | | Customer Reviews | 5.0 out of 5 stars 9 Reviews | | Manufacturer | Buacoz | | Model Name | BZ-CAPMPO3DM24-5p | | Other Special Features of the Product | Data Transfer | | Special Feature | Data Transfer | ## Images ![5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable, OM3 Multimode Duplex 50/125μm MPO 24 Core -Fiber Loopback Adapter for 40G 100G Networks and QSFP Testing - Image 1](https://m.media-amazon.com/images/I/61hVWtGcXfL.jpg) ![5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable, OM3 Multimode Duplex 50/125μm MPO 24 Core -Fiber Loopback Adapter for 40G 100G Networks and QSFP Testing - Image 2](https://m.media-amazon.com/images/I/61TxeN1YUrL.jpg) ![5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable, OM3 Multimode Duplex 50/125μm MPO 24 Core -Fiber Loopback Adapter for 40G 100G Networks and QSFP Testing - Image 3](https://m.media-amazon.com/images/I/61szQ5JXC6L.jpg) ![5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable, OM3 Multimode Duplex 50/125μm MPO 24 Core -Fiber Loopback Adapter for 40G 100G Networks and QSFP Testing - Image 4](https://m.media-amazon.com/images/I/613x3KdRRvL.jpg) ![5 Pack MPO/UPC Female Fiber Optic Loopback Tester Cable, OM3 Multimode Duplex 50/125μm MPO 24 Core -Fiber Loopback Adapter for 40G 100G Networks and QSFP Testing - Image 5](https://m.media-amazon.com/images/I/61VlgZKfGyL.jpg) ## Available Options This product comes in different **Color, Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Easy and compact *by W***K on January 14, 2026* Easy and compact for testing Fiber and switches when paired with an SC Fiber Coupler Female/Female Small enough to carry in my laptop bag. ### ⭐⭐⭐⭐⭐ Works good! *by M***. on June 11, 2025* It works well on looping back the 12 strands of fiber in an MPO connector. No more having to put multiple patches in to return all of the strands when testing out your MPO cable. Works great! ### ⭐⭐⭐⭐⭐ Works! *by D***N on February 27, 2025* Used it today and it worked like a charm! The quality is fine, it feels like it will not fall apart after a few uses and does what it is supposed to do, return light! Great addition to my fiber/network toolkit! --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.my/products/805852918-5-pack-mpo-upc-female-fiber-optic-loopback-tester-cable](https://www.desertcart.com.my/products/805852918-5-pack-mpo-upc-female-fiber-optic-loopback-tester-cable) --- *Product available on Desertcart Malaysia* *Store origin: MY* *Last updated: 2026-06-02*