--- product_id: 136551890 title: "QSFPTEK10GBASE-LR Module, 10G SFP+ Optical Transceiver,10Gb Duplex LC 1310nm 10km DDM SMF Single-Mode Compatible for Arista SFP-10G-LR" brand: "qsfptek" price: "$34.56" currency: USD in_stock: true category: "Qsfptek" url: https://www.desertcart.us/products/136551890-qsfptek10gbase-lr-module-10g-sfp-optical-transceiver-10gb-duplex-lc store_origin: US region: United States of America --- # 10Gbps blazing speed 10km single-mode reach Real-time DDM monitoring QSFPTEK10GBASE-LR Module, 10G SFP+ Optical Transceiver,10Gb Duplex LC 1310nm 10km DDM SMF Single-Mode Compatible for Arista SFP-10G-LR **Brand:** qsfptek **Price:** $34.56 **Availability:** ✅ In Stock ## Summary > ⚡ Future-proof your network with lightning-fast, long-range precision! ## Quick Answers - **What is this?** QSFPTEK10GBASE-LR Module, 10G SFP+ Optical Transceiver,10Gb Duplex LC 1310nm 10km DDM SMF Single-Mode Compatible for Arista SFP-10G-LR by qsfptek - **How much does it cost?** $34.56 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/136551890-qsfptek10gbase-lr-module-10g-sfp-optical-transceiver-10gb-duplex-lc) ## Best For - qsfptek enthusiasts ## Why This Product - Trusted qsfptek brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Blazing 10Gbps Data Rate:** Experience ultra-fast, lag-free connectivity that powers your high-demand network infrastructure. - • **Extended 10km Single-Mode Range:** Seamlessly connect distant devices with crystal-clear signal integrity over long distances. - • **Plug & Play Hot-Swappable Design:** Effortless installation and maintenance with zero downtime—just rotate and replace. - • **Dynamic Digital Diagnostic Monitoring (DDM):** Stay ahead with real-time health insights to prevent network failures before they happen. - • **Guaranteed Compatibility & Quality Assurance:** Tested rigorously for Arista and open-switch environments, backed by 3-year warranty and lifetime support. ## Overview The QSFPTEK 10GBASE-LR Module is a high-performance 10Gbps SFP+ optical transceiver designed for single-mode fiber networks. Operating at 1310nm wavelength, it supports duplex LC connections with a transmission distance up to 10km. Compatible with Arista SFP-10G-LR and other open switches, it features plug-and-play hot-swappable design and Digital Diagnostic Monitoring (DDM) for real-time status tracking. Manufactured under strict quality controls, it ensures reliable, long-term network performance with a 3-year warranty and lifetime technical support. ## Description desertcart.com: QSFPTEK10GBASE-LR Module, 10G SFP+ Optical Transceiver,10Gb Duplex LC 1310nm 10km DDM SMF Single-Mode Compatible for Arista SFP-10G-LR : Electronics ## Features - Compatible for Arista SFP-10G-LR, and other Open Switch. Widely used in fiber switches, routers, NIC, server or other fiber optic equipments with 10Gb SFP+ ports. - 10GBASE-LR SFP+ Module: 10Gb/s data rate, Single-Mode, duplex LC connector, 1310nm wavelength, the transmission distance up to 10km, working temperature: 0℃ ~ 70℃, Tx Power(dBm): -6.5 ~ -0.5, Rx Sens.(dBm): ＜ -14.4. - Easy to use & Support DDM: Plug and play, hot-pluggable. Rotate the ring latch down at 90 degree angle to unlock, then pulling transceiver out from switch. DDM support: DDM allows you to monitor the critical information, to find out some potential problems. - High Quality: All of products are manufactured under strict quality control system, every module has been tested one by one on different switches before shipping, to ensure compatibility with switch. - After-sales Service: 30-day free return, 3-year warranty, lifetime technology support. QSFPTEK is a manufacturer of transceiver. We offer many compatible options. If you are not sure about the compatibility of your device, please feel free to contact us. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07QWR6BH6 | | Best Sellers Rank | #22 in Computer Networking Transceivers | | Brand | QSFPTEK | | Color | for Arista | | Date First Available | January 15, 2021 | | Item Dimensions LxWxH | 3.94 x 1.77 x 0.71 inches | | Item Weight | 1.44 ounces | | Item model number | Q-SFP+-LR-Arista | | Manufacturer | QSFPTEK | | Product Dimensions | 3.94 x 1.77 x 0.71 inches | | Rear Webcam Resolution | 1 lines_per_inch | ## Images ![QSFPTEK10GBASE-LR Module, 10G SFP+ Optical Transceiver,10Gb Duplex LC 1310nm 10km DDM SMF Single-Mode Compatible for Arista SFP-10G-LR - Image 1](https://m.media-amazon.com/images/I/61NSdaQcZiS.jpg) ![QSFPTEK10GBASE-LR Module, 10G SFP+ Optical Transceiver,10Gb Duplex LC 1310nm 10km DDM SMF Single-Mode Compatible for Arista SFP-10G-LR - Image 2](https://m.media-amazon.com/images/I/61-Jd97ZCIS.jpg) ![QSFPTEK10GBASE-LR Module, 10G SFP+ Optical Transceiver,10Gb Duplex LC 1310nm 10km DDM SMF Single-Mode Compatible for Arista SFP-10G-LR - Image 3](https://m.media-amazon.com/images/I/619oo+fjQ5S.jpg) ![QSFPTEK10GBASE-LR Module, 10G SFP+ Optical Transceiver,10Gb Duplex LC 1310nm 10km DDM SMF Single-Mode Compatible for Arista SFP-10G-LR - Image 4](https://m.media-amazon.com/images/I/71Q6UQtpQBS.jpg) ![QSFPTEK10GBASE-LR Module, 10G SFP+ Optical Transceiver,10Gb Duplex LC 1310nm 10km DDM SMF Single-Mode Compatible for Arista SFP-10G-LR - Image 5](https://m.media-amazon.com/images/I/61NerwauW+S.jpg) ## Available Options This product comes in different **Color, Size** options. --- ## 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.us/products/136551890-qsfptek10gbase-lr-module-10g-sfp-optical-transceiver-10gb-duplex-lc](https://www.desertcart.us/products/136551890-qsfptek10gbase-lr-module-10g-sfp-optical-transceiver-10gb-duplex-lc) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-24*