--- product_id: 162852722 title: "QSFP 40G for Cisco QSFP-40G-LR4 QSFP-40GE-LR4 40GBASE-LR4 and OTU3 QSFP+ Transceiver Module SMF, 1310nm, 10km, LC, DOM" brand: "adop" price: "18887996₫" currency: VND in_stock: true category: "Computers" url: https://www.desertcart.vn/products/162852722-qsfp-40g-for-cisco-qsfp-40g-lr4-qsfp-40ge-lr4 store_origin: VN region: Vietnam --- # QSFP 40G for Cisco QSFP-40G-LR4 QSFP-40GE-LR4 40GBASE-LR4 and OTU3 QSFP+ Transceiver Module SMF, 1310nm, 10km, LC, DOM **Brand:** adop **Price:** 18887996₫ **Availability:** ✅ In Stock ## Quick Answers - **What is this?** QSFP 40G for Cisco QSFP-40G-LR4 QSFP-40GE-LR4 40GBASE-LR4 and OTU3 QSFP+ Transceiver Module SMF, 1310nm, 10km, LC, DOM by adop - **How much does it cost?** 18887996₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/162852722-qsfp-40g-for-cisco-qsfp-40g-lr4-qsfp-40ge-lr4) ## Best For - adop enthusiasts ## Why This Product - Trusted adop brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Size Name:for Cisco  |  Colour Name:40GBASE-LR4: 10km ADOP 40G-QSFP-LR4-CI is 40G QSFP+ transceiver modules (QSFP+ form-factor) is designed for 40 Gigabit Ethernet links and 4x10G OTN client interfaces over single mode fiber. It's compliant with the QSFP+ MSA, IEEE 802.3ba 40GBASE-LR4 and OTU3 C4S1-2D1 requirements specified in ITU-T Recommendation G.695. Specifications Cisco Genuine: QSFP-40G-LR4 (also QSFP-40G-LR4-S and QSFP-40GE-LR4) Vendor Name: ADOP Form Type: QSFP+ Max Data Rate: 40Gbps Wavelength: 1310nm Max Cable Distance: 10km Interface: LC duplex hot-pluggable Optical Components: DFB CWDM Cable Type: SMF, single-mode DOM Support: Yes CDR Support: Yes TX Power: -7.6~2.4dBm Receiver Sensitivity: < -13.7dBm Industrial Temperature Range: 0 to 70°C (32 to 158°F) Protocols: MSA Compliant, IEEE 802.3ba Application Cisco QSFP-40G-LR4 is supported on a wide range of Cisco equipment. 40GBASE-LR4 40G Ethernet OTN OTU3 C4S1-2D1 OTU3e1 and OTU3e2 Package 1*sfp dust cover 1*qsfp+ fiber transceiver module 1*anti-static plastic shell 1*white package box After-sale Service 30 Days Free-returned, 60 Days Free-replacement and 5 Years Free-maintanance. without charge, any defects due to materials damage. It doesn't cover failures due to abuse, accidental damage or other illegal attempts to use. ## Features - 【100% Compatible】Cisco 40Gigabit Ethernet, coding as Cisco QSFP-40G-LR4 also compatible for QSFP-40G-LR4-S and QSFP-40GE-LR4 - 【QSFP+ 40G】40GBASE-LR4 QSFP+ transceiver module, 40Gbps, single mode, 1310nm, 10km, LC duplex connector, Hot Pluggable, support DOM - 【Protocols】SATA/SAS3, IEEE 802.3ba, MSA Compliant - 【5 WARRANTY】30-Days Free-returned, 60-Days Free-replacement, 5-Years Free-maintenance - 【Customization】ADOP supports regular custom service for your options. such as different compatibility, different SFP connectors and label details - ›See more product details ## Images ![QSFP 40G for Cisco QSFP-40G-LR4 QSFP-40GE-LR4 40GBASE-LR4 and OTU3 QSFP+ Transceiver Module SMF, 1310nm, 10km, LC, DOM - Image 1](https://images-na.ssl-images-amazon.com/images/I/41S-fAMXfZL.jpg) ![QSFP 40G for Cisco QSFP-40G-LR4 QSFP-40GE-LR4 40GBASE-LR4 and OTU3 QSFP+ Transceiver Module SMF, 1310nm, 10km, LC, DOM - Image 2](https://images-na.ssl-images-amazon.com/images/I/314Yyy877RL.jpg) ![QSFP 40G for Cisco QSFP-40G-LR4 QSFP-40GE-LR4 40GBASE-LR4 and OTU3 QSFP+ Transceiver Module SMF, 1310nm, 10km, LC, DOM - Image 3](https://images-na.ssl-images-amazon.com/images/I/51k%2BwnfKxLL.jpg) ![QSFP 40G for Cisco QSFP-40G-LR4 QSFP-40GE-LR4 40GBASE-LR4 and OTU3 QSFP+ Transceiver Module SMF, 1310nm, 10km, LC, DOM - Image 4](https://images-na.ssl-images-amazon.com/images/I/51Ej9VHoPTL.jpg) ![QSFP 40G for Cisco QSFP-40G-LR4 QSFP-40GE-LR4 40GBASE-LR4 and OTU3 QSFP+ Transceiver Module SMF, 1310nm, 10km, LC, DOM - Image 5](https://images-na.ssl-images-amazon.com/images/I/41FSg3WhmyL.jpg) --- ## 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.vn/products/162852722-qsfp-40g-for-cisco-qsfp-40g-lr4-qsfp-40ge-lr4](https://www.desertcart.vn/products/162852722-qsfp-40g-for-cisco-qsfp-40g-lr4-qsfp-40ge-lr4) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-06-08*