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Original Brand Switch
5G
OEM Fiber Optic Transceiver
Original Brand Optical Transceiver
- For Cisco
- For Innolight
- For Arista
- For Color Chip
- For Dell
- For Alcatel-Lucent
- For Ciena
- For H3C
- For WTD
- For ZTE
- For Acacia
- For IBM
- For Infinera
- For HP
- For Intel
- For JDSU
- KAIAM
- For Mellanox
- For Opnext
- For Source
- For QLOGIC
- For Brocade
- For Juniper
- For Finisar
  - 100MB~8GB 16G 32G SFP
  - 25G 40GB 50G 100G Transceiver
  - 10GB Modules
- For Avago
- For Nokia
Network Card
Fiber Patch Cable
- AOC

new products

Mellanox Connect-7 Internal 200GbE NDR Dual-port QSFP112 PCI Express Network Adapter MCX713106AC-VEAT for HPC & AI/DC Servers
Brand NVIDIA/Mellanox Model number MCX713106AC-VEAT Rate 200GbE port dual connector QSFP112 condition new certification CE,FCC,RoTH,ISO9001 warranty 1 year
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Mellanox MCX715105AS-WEAT Intel Ethernet Converged Network Adapter PCIe 400GbE Server Internal
brand NVIDIA/Mellanox Model number MCX715105AS-WEAT port single connector QSFP112 rate 400GbE condition new warranty 1year certification new
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Mellanox MCX713114TC-GEAT Connect-7 50/25GbE Quad-port PCI Express Internal Network Adapter for HPC & AI/DC Servers
Brand Mellanox/NVIDIA Model number MCX713114TC-GEAT connector SFP56 rate 25/50GbE port quad certification CE,FCC,RoTH,ISO9001 condition new warranty 1 year
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Mellanox MCX713104AS-ADAT Connect-7 Series 50/25Gb/s PCI Express Internal Network Card for Server Applications
brand NVIDIA/Mellanox model number MCX713104AS-ADAT port quad connector SFP56 rate 25/50Gb/S condition new warranty 1 year
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SuperServer SYS 822GS NB3RT Blackwell Ultra SXM GPU Dual Xeon 6700 Series Processors 8X 800G NICs HGX 8 GPU Server AIDC/HPC Use

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Mellanox ConnectX-7 HHHL MCX713104AC-ADAT 900-9X7AO-00C3-STZ Ethernet Network Cards
Brand NVIDIA/Mellanox Model number MCX713104AC-ADAT port dual connector SFP56 Condition new warranty 1 year
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High Performance Broadcom Used 9560-16i PCIe 4.0 12Gb/s Storage & Network Interface Card Adapter for Servers
Brand Broadcom model number 9560-16i port 16 interface PCIe 4.0 x8 rate 12Gb/S condition used warranty 1 year
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Broadcom 9560-8i Raid Card 8 Ports SCSI SAS/SATA/Nvme LSI Internal PCIE Server Controller Network Adapter RAID Card
Brand Broadcom Model number 9560-8i port 8 rate 12Gb/s condition new warranty 3 year interface PCIe 4.0 x8 Temperature 0-55℃
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Christmas Greetings from Topstar: Gratitude and Commitment for the New Year
2025-12-23

As the festive lights twinkle and the warmth of Christmas fills the air, the entire Topstar team is delighted to send our heartfelt greetings to you and your loved ones. Our office is adorned with twinkling Christmas trees, colorful wreaths, and cheerful decorations, creating a joyful atmosphere tha...
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Qixi Festival: From Magpie Bridge to Optical Fibers—Love’s Modern Connection
2025-08-29

Today marks China’s Qixi Festival, a day when our company handed out "gifts of love"—a sweet reminder of this traditional celebration. For centuries, Qixi has told the tale of the Cowherd and Weaver Girl, who could only meet once a year across a magpie-made bridge. In ancient times, without optical ...
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Topstar's trip to Tibet
2025-08-15

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Massive Mellanox product Shipment – Powering the Future of Connectivity!
2025-07-07

We’re excited to announce a major bulk shipment of Mellanox high-performance networking solutions! From InfiniBand adaptersto Ethernet switches and smart NICs, our latest delivery ensures businesses worldwide can achieve blazing-fast speeds, ultra-low latency, and unmatched scalability&nb...
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Topstar: A Learning Organization Rooted in Traditional Culture
2025-06-30

For thirteen consecutive years, Topstar has adhered to the practice of holding daily morning meetings, a tradition that has become the cornerstone of our learning - oriented corporate culture. This unwavering commitment to daily communication and knowledge sharing has been in...
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Optical Fiber Communication: The Modern 'Litchi Express'
2025-06-17

Today, optical fiber networks act as the digital “litchi express,” transmitting data at the speed of light. Unlike the arduous journey of ancient litchis, our fiber optic cables carry information across continents in milliseconds. At Topstar, we specialize in crafting these high - speed communicatio...
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