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  • Keystron, LLC is established in June, 2007. 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. See More
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HP Compatible J9151A HP X132 10GBASE-LR SFP+ 1310nm SMF 10km Transceiver
HP Compatible J9151A HP X132 10GBASE-LR SFP+ 1310nm SMF 10km Transceiver
  • Device Type: Transceiver
  • Model #: PTNO-19C-0733
  • Item #: 9SIAUSWHA22235
  • Return Policy: View Return Policy
$52.37
$16.95 Shipping
HPE Aruba Compatible J9151D J9151E - 10G SFP+ LC LR 10km SMF XCVR
HPE Aruba Compatible J9151D J9151E - 10G SFP+ LC LR 10km SMF XCVR
  • Device Type: Transceiver
  • Model #: PTNO-19C-0678
  • Item #: 9SIAUSWHA22209
  • Return Policy: View Return Policy
$40.32
$16.95 Shipping
NEW Cisco Compatible SFP-10G-LR 10GBASE-LR, SFP+ SMF 1310nm 10km LC DOM
NEW Cisco Compatible SFP-10G-LR 10GBASE-LR, SFP+ SMF 1310nm 10km LC DOM
  • Device Type: Transceiver
  • Model #: PTNO-19C-0644
  • Item #: 9SIAUSWHA22228
  • Return Policy: View Return Policy
$66.89
$16.95 Shipping
NVIDIA Mellanox Compatible MC3208011-SX Optical Transceiver 1GbE SFP LC-LC
NVIDIA Mellanox Compatible MC3208011-SX Optical Transceiver 1GbE SFP LC-LC
  • Device Type: Transceiver
  • Model #: PTNO-19C-0503
  • Item #: 9SIAUSWHA22074
  • Return Policy: View Return Policy
$12.10
$16.95 Shipping
Palo Alto Networks Compatible PAN-SFP-LX - 1000BASE-LX 10km 1310nm SFP
Palo Alto Networks Compatible PAN-SFP-LX - 1000BASE-LX 10km 1310nm SFP
  • Device Type: Transceiver
  • Model #: PTNO-19C-0012
  • Item #: 9SIAUSWHA22060
  • Return Policy: View Return Policy
$37.04
$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
Palo Alto Networks Compatible PAN-SFP-CG - 1000BASE-T SFP Transceiver PA-7000
Palo Alto Networks Compatible PAN-SFP-CG - 1000BASE-T SFP Transceiver PA-7000
  • Device Type: Transceiver
  • Model #: PTNO-19C-0010
  • Item #: 9SIAUSWHA22050
  • Return Policy: View Return Policy
$22.86
$16.95 Shipping
Ubiquiti Networks Compatible UF-MM-1G SFP Multi-Mode Fiber Module (2-Pack)
Ubiquiti Networks Compatible UF-MM-1G SFP Multi-Mode Fiber Module (2-Pack)
  • Device Type: Transceiver
  • Model #: PTNO-19C-0176
  • Item #: 9SIAUSWHA22073
  • Return Policy: View Return Policy
$26.82
$16.95 Shipping
Palo Alto Networks Compatible PAN-SFP-SX - 1000BASE-SX 550m 850nm SFP
Palo Alto Networks Compatible PAN-SFP-SX - 1000BASE-SX 550m 850nm SFP
  • Device Type: Transceiver
  • Model #: PTNO-19C-0011
  • Item #: 9SIAUSWHA22054
  • Return Policy: View Return Policy
$67.88
$16.95 Shipping
F5 Networks Compatible 10G F5-UPG-SFP+LR-R SFP+ SMF 1310nm 10km OPT-0017-00
F5 Networks Compatible 10G F5-UPG-SFP+LR-R SFP+ SMF 1310nm 10km OPT-0017-00
  • Device Type: Transceiver
  • Model #: PTNO-19C-0131
  • Item #: 9SIAUSWHA22057
  • Return Policy: View Return Policy
$43.02
$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 Meraki MA-SFP-1GB-SX Compatible 1000BASE-SX SFP 850nm 550m DOM
Cisco Meraki MA-SFP-1GB-SX Compatible 1000BASE-SX SFP 850nm 550m DOM
  • Device Type: Transceiver
  • Model #: PTNO-19C-0048
  • Item #: 9SIAUSWHA22088
  • Return Policy: View Return Policy
$68.33
$16.95 Shipping
Ubiquiti Compatible UF-SM-10G SFP-10G-LR SFP+LR 1310nm 10km SMF US-16-XG
Ubiquiti Compatible UF-SM-10G SFP-10G-LR SFP+LR 1310nm 10km SMF US-16-XG
  • Device Type: Transceiver
  • Model #: PTNO-19O-0754
  • Item #: 9SIAUSWHA22355
  • Return Policy: View Return Policy
$67.70
$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
MA-SFP-1GB-LX10 Cisco Meraki Compatible 1000BASE-LX SFP 1310nm 10km Transceiver
MA-SFP-1GB-LX10 Cisco Meraki Compatible 1000BASE-LX SFP 1310nm 10km Transceiver
  • Device Type: Transceiver
  • Model #: PTNO-19C-0049
  • Item #: 9SIAUSWHA22092
  • Return Policy: View Return Policy
$21.73
$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
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
Cisco Meraki Compatible MA-SFP-10GB-SR 10GBASE-SR SFP+ 850nm 300m Transceiver
Cisco Meraki Compatible MA-SFP-10GB-SR 10GBASE-SR SFP+ 850nm 300m Transceiver
  • Device Type: Transceiver
  • Model #: PTNO-19C-0645
  • Item #: 9SIAUSWHA22232
  • Return Policy: View Return Policy
$16.81
$16.95 Shipping
HIRSCHMANN M-FAST SFP-SM/LC Compatible 943 866-001 100BASE-SM SMF Transceiver
HIRSCHMANN M-FAST SFP-SM/LC Compatible 943 866-001 100BASE-SM SMF Transceiver
  • Device Type: Transceiver
  • Model #: PTNO-19C-0108
  • Item #: 9SIAUSWHA22093
  • Return Policy: View Return Policy
$87.39
$16.95 Shipping
NEW J4859D HP HPE Aruba Compatible 1G SFP LC LX 10km SMF Transceiver Warranty
NEW J4859D HP HPE Aruba Compatible 1G SFP LC LX 10km SMF Transceiver Warranty
  • Device Type: Transceiver
  • Model #: PTNO-19C-0571
  • Item #: 9SIAUSWHA22226
  • Return Policy: View Return Policy
$22.59
$16.95 Shipping