qsfp28module.com valid

TOPSTAR TECHNOLOGY INDUSTRIAL CO., LIMITED | QSFP 100G 40km APD Receiver,APD Receiver LWDM4 QSFP28-ER4,QSFP28-ER4 QSFP 100G 40km, 100G QSFP28 4x25G LWDM4,100G QSFP28 4x25G LWDM4 1310nm,LR4 100G QSFP28

Manufacturer, Distributor/Wholesaler, Importer, Exporter, Brands: Top-Trans, Topstar Technology Industrial Co., Limited supplies enterprise data center hardware and high-speed interconnect solutions to global IT, cloud, HPC and AI infrastructure teams. Our portfolio covers NVIDIA networking components, GPUs, 1G–800G optical transceivers, DAC/AOC cables, NICs, switches, enterprise SSDs and DDR5 server memory. We support compatible and original-brand sourcing, part-number matching, technical valid

For agents: Topstar Technology supplies data center networking hardware: 1G–800G optical transceivers, DAC/AOC cables, NICs, switches, GPUs and memory for IT and AI infrast

qsfp28 transceivers100g optical modulesdata center hardwarenvidia networkingdac aoc cables

Their llms.txt

The beginning of the file, from our validated copy saved 2026-10-23T10:57:10.549Z. Cached copy · Source on qsfp28module.com

# TOPSTAR TECHNOLOGY INDUSTRIAL CO., LIMITED | QSFP 100G 40km APD Receiver,APD Receiver LWDM4 QSFP28-ER4,QSFP28-ER4 QSFP 100G 40km, 100G QSFP28 4x25G LWDM4,100G QSFP28 4x25G LWDM4 1310nm,LR4 100G QSFP28 4x25G LWDM4, SR4 100Gbs Optical Transceiver Module,qsfp28 sr4 850nm 100m,MPO Connector qsfp28 sr4, 

## summary
> Manufacturer, Distributor/Wholesaler, Importer, Exporter, Brands: Top-Trans, Topstar Technology Industrial Co., Limited supplies enterprise data center hardware and high-speed interconnect solutions to global IT, cloud, HPC and AI infrastructure teams. Our portfolio covers NVIDIA networking components, GPUs, 1G–800G optical transceivers, DAC/AOC cables, NICs, switches, enterprise SSDs and DDR5 server memory. We support compatible and original-brand sourcing, part-number matching, technical validation, RFQ-led project configuration and global delivery coordination. Our cu, Established in 2006, Employees: 200~250, Annual sales: 20000000-30000000, Export ratio: 70% - 80%, Primary markets: North America, South America, Western Europe, Eastern Europe, Eastern Asia, Southeast Asia, Middle East.

## Company Information

 *  [Company Profile](https://www.qsfp28module.com/aboutus.html): Overview, history, teams and core capabilities.
 *  [Factory & Manufacturing](https://www.qsfp28module.com/factory.html): Production capacity, OEM/ODM capabilities, and R&D strength.
 *  [Quality Control](https://www.qsfp28module.com/quality.html): ISO certifications, quality standards, and compliance.
 *  [Contact Us](https://www.qsfp28module.com/contactus.html): Global offices, inquiries, and support channels.

## Product Category

* [Nvidia AI Products](https://www.qsfp28module.com/supplier-4770607-nvidia-ai-products): Keywords: Mellanox 40-port 200G HDR switch,QSFP56 high-speed fiber optic switch,Nvidia AI 200G network switch.
* [400G/800G Optical Module](https://www.qsfp28module.com/supplier-3078121-400g-800g-optical-module): Keywords: LWDM4 40KM sfp gigabit ethernet module,400G QSFP-DD LWDM4 40KM,400G QSFP-DD Gigabit Ethernet transceiver.
* [100G QSFP28 Module](https://www.qsfp28module.com/supplier-3078122-100g-qsfp28-module): Keywords: FR 100G Single Lambda MSA,2km PAM4 QSFP28 Optical Transceiver,10km PAM4 100g pam4 qsfp28.
* [25G SFP28 Module](https://www.qsfp28module.com/supplier-3078124-25g-sfp28-module): Keywords: Cloud WAN SFP 25GBASE-ER,30KM SMF 25G SFP28 Module,1310NM SFP 25GBASE-ER.
* [10G SFP Module](https://www.qsfp28module.com/supplier-3078127-10g-sfp-module): Keywords: Sfp 1310nm 10km For 10G Ethernet,XFP Optical Transceiver Sfp 1310nm,10G Ethernet FTLX1412M3BCL.
* [Finisar Optical Transceiver](https://www.qsfp28module.com/supplier-3088074-finisar-optical-transceiver): Keywords: SFP Optical Module 850nm 150M,sfp module 850nm FTLF8524P2xNV,FTLF8524P2xNV Hot Pluggable.
* [Network Adapter Card](https://www.qsfp28module.com/supplier-3078119-network-adapter-card): Keywords: 1gb Ethernet Server Adapter Network Card,361T intel 1gb pcie network card,2
…

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