Keystron, LLC is established in August, 2008. We started our business by manufacturing memory modules for PCs, laptops, printers and routers and selling the products online. Over the years we have expanded our manufacture process and product offers to include optical transceivers for network connectivity. We resell many named brand products and also offer our own brand memory and optical transceivers at a much more affordable prices.READ MORE
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Finisar FCLF8522P2BTL 1000BASE-T RoHS Compliant Copper SFP Transceiver
Finisar FCLF8522P2BTL 1000BASE-T RoHS Compliant Copper SFP Transceiver
  • Device Type: Transceiver
  • Ports: RJ-45
  • Max Distance: 100 m
  • Transfer Rate: 1.25 Gbps
  • Model #: FCLF8522P2BTL
  • Return Policy: View Return Policy
$44.03
$16.95 Shipping
Intel E10GSFPLR 10Gbps Dual Rate 10GBASE-LR SFP+ Module
Intel
Intel E10GSFPLR Dual Rate 10GBASE-LR SFP+ Module
  • Connectors: 1 x 10GBase-LR
  • Weight: 0.1
  • Parts: Lifetime limited
  • Labor: Lifetime limited
  • Model #: E10GSFPLR
  • Return Policy: View Return Policy
Save 22%
$72.53
$93.78
$16.95 Shipping
HP Compatible JD094B HPE PROCURVE X130 10G SFP+ LC LR TRANSCEIVER Made in USA
HP Compatible JD094B HPE PROCURVE X130 10G SFP+ LC LR TRANSCEIVER Made in USA
  • Device Type: Transceiver
  • Model #: PTNO-19C-0594
  • Item #: 9SIAUSWHA22224
  • Return Policy: View Return Policy
$26.22
$16.95 Shipping
HPE Aruba Compatible J8177D 1G SFP RJ45 T 100m Cat5e Transceiver - 1000Base-T
HPE Aruba Compatible J8177D 1G SFP RJ45 T 100m Cat5e Transceiver - 1000Base-T
  • Device Type: Transceiver
  • Model #: PTNO-19C-0576
  • Item #: 9SIAUSWHA22195
  • Return Policy: View Return Policy
$20.84
$16.95 Shipping
TP-Link Compatible TXM431-SR 10GBASE-SR 300m 850nm SFP+ Transceiver
TP-Link Compatible TXM431-SR 10GBASE-SR 300m 850nm SFP+ Transceiver
  • Device Type: Transceiver
  • Model #: PTNO-19C-0163
  • Item #: 9SIAUSWHA22053
  • Return Policy: View Return Policy
$33.55
$16.95 Shipping
Intel AFBR-703SDZ-IN2 Dual Rate 1G/10G SFP+ SR (bailed)
Intel
Intel AFBR-703SDZ-IN2 Dual Rate 1G/10G SFP+ SR (bailed)
  • Device Type: Transceiver
  • Network Media: Optical Fiber 10GBase-SR
  • Ports: 10GBase-SR
  • Transfer Rate: 10 Gbps
  • Model #: AFBR-703SDZ-IN2
  • Return Policy: View Return Policy
$67.24
$16.95 Shipping
Finisar 1GFC/2GFC/GE 850nm -20 to 85C SFP Transceiver FTLF8519P3BNL
Finisar 1GFC/2GFC/GE 850nm -20 to 85C SFP Transceiver FTLF8519P3BNL
$39.63
$16.95 Shipping
INTEL E10GSFPSR FTLX8571D3BCV-IT SFP+SR 10G/1G E65689-001 0Y3KJN Transceiver for X710 X520
Intel
INTEL E10GSFPSR FTLX8571D3BCV-IT SFP+SR 10G/1G E65689-001 0Y3KJN Transceiver for X710 X520
  • Device Type: Transceiver
  • Parts: 30 days warranty
  • Labor: 30 days warranty
  • Model #: E65689001
  • Return Policy: View Return Policy
$68.52
$16.95 Shipping
SanDisk 256MB Compact Flash (CF) Flash Card Model SDCFB-256-A10
SanDisk 256MB Compact Flash (CF) Flash Card Model SDCFB-256-A10
  • Parts: Lifetime limited
  • Labor: Lifetime limited
  • Model #: SDCFB-256-A10
  • Item #: 9SIAUSWF789513
  • Return Policy: View Return Policy
$63.60
$16.95 Shipping
Finisar SFP+ Transceiver Module 10GBase-LR/LW/LC Single-Mode - 1310 nm
Finisar SFP+ Transceiver Module 10GBase-LR/LW/LC Single-Mode - 1310 nm
  • Device Type: Transceiver
  • Model #: FTLX1471D3BCL
  • Item #: 9SIAUSWF7A5530
  • Return Policy: View Return Policy
$112.04
$16.95 Shipping
Dell 407-BBOS Networking SFP Transceiver 1000BASE-T - up to 100 m
DELL
Dell 407-BBOS Networking SFP Transceiver 1000BASE-T - up to 100 m
  • Device Type: SFP (mini-GBIC) transceiver module
  • Fiber Cable: 1000Base-T
  • Protocols: GigE
  • Max Distance: up to 100m
  • Model #: 407-BBOS
  • Item #: 9SIAUSWG290490
  • Return Policy: View Return Policy
$127.94
$16.95 Shipping
Finisar 10Gb/s 850nm Multimode Datacom SFP+ Tranceiver
Finisar FTLX8571D3BCL 10Gb/s 850nm Multimode Datacom SFP+ Transceiver
  • Type: XFP
  • Specifications: Form Factor: SFP+ Distance: 300 m Protocol: 10 Gb/s Fibre Channel Compliant, 10 Gigabit Ethernet Compliant Data Rate (max): 10.5 Gb/s Low End Case Temperature (°C): 0°C High End Case Temperature (°C): 70°C Diagnostics: Digital Transmitter: VCSEL Receiver: PIN Voltage Supply: 3.3 Connector: LC
  • Parts: 30 DAYS WARRANTY
  • Labor: 30 DAYS WARRANTY
  • Model #: FTLX8571D3BCL
  • Return Policy: View Return Policy
$16.03
$16.95 Shipping
Finisar Industrial Temperature 1.25 Gb/s RoHS Compliant Long-Wavelength Pluggable SFP Transceiver
Finisar Accessories
  • Type: SFP (mini-GBIC)
  • Specifications: 1 x 1000Base-LX
  • Model #: FTLF1318P3BTL
  • Return Policy: View Return Policy
$70.61
$16.95 Shipping
Chelsio SM10G-SR 10GBase-SR XFP Module
Chelsio SM10G-SR 10GBase-SR XFP Module
  • Type: XFP
  • Specifications: Interfaces/Ports: 1 x 10GBase-SR Interfaces/Ports Details: 1 x LC Duplex 10GBase-SR Connectivity Media: Multi-mode Optical Fiber 10GBase-SR Data Transfer Rate: 10 Gbps Gigabit Ethernet Compatibility: Cheliso N320E Server Adapter
  • Model #: SM10G-SR
  • Item #: 9SIAUSWG241123
  • Return Policy: View Return Policy
$67.98
$16.95 Shipping
HIRSCHMANN M-SFP-LX+/LC Compatible 942 023-001 1000BASE-LX 40km SM Transceiver
HIRSCHMANN M-SFP-LX+/LC Compatible 942 023-001 1000BASE-LX 40km SM Transceiver
  • Device Type: Transceiver
  • Model #: PTNO-19C-0106
  • Item #: 9SIAUSWHA22085
  • Return Policy: View Return Policy
$28.91
$16.95 Shipping
Mikrotik S-85DLC05D Compatible 1000BASE-SX SFP Transceiver 550m Multi Mode
Mikrotik S-85DLC05D Compatible 1000BASE-SX SFP Transceiver 550m Multi Mode
  • Device Type: Transceiver
  • Model #: PTNO-19C-0528
  • Item #: 9SIAUSWHA22090
  • Return Policy: View Return Policy
$68.33
$16.95 Shipping
NEW Cisco Compatible SFP-10G-SR 10Gb SFP+ Transceiver 850nm LIFETIME WARRANTY
NEW Cisco Compatible SFP-10G-SR 10Gb SFP+ Transceiver 850nm LIFETIME WARRANTY
  • Device Type: Transceiver
  • Model #: PTNO-19C-0628
  • Item #: 9SIAUSWHA22225
  • Return Policy: View Return Policy
$67.32
$16.95 Shipping
Cisco Compatible SFP-10G-SR-S 850nm Transceiver 400m on OM4 MMF
Cisco Compatible SFP-10G-SR-S 850nm Transceiver 400m on OM4 MMF
  • Device Type: Transceiver
  • Model #: PTNO-19C-0626
  • Item #: 9SIAUSWHA22216
  • Return Policy: View Return Policy
$67.08
$16.95 Shipping
HIRSCHMANN M-SFP-LX/LC Compatible 943 015-001 1000BASE-LX 20km SMF Transceiver
HIRSCHMANN M-SFP-LX/LC Compatible 943 015-001 1000BASE-LX 20km SMF Transceiver
  • Device Type: Transceiver
  • Model #: PTNO-19C-0105
  • Item #: 9SIAUSWHA22081
  • Return Policy: View Return Policy
$10.14
$16.95 Shipping
SFP-1G-T Arista Compatible SFP 1000base-T Transceiver SFP-RJ45 XVR-00007-02
SFP-1G-T Arista Compatible SFP 1000base-T Transceiver SFP-RJ45 XVR-00007-02
  • Device Type: Transceiver
  • Model #: PTNO-19C-0711
  • Item #: 9SIAUSWHA22227
  • Return Policy: View Return Policy
$24.20
$16.95 Shipping