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    Popular products
    • Cisco QSFP-40G-SR4-S Transceiver Module.
      Cisco QSFP-40G-SR4-S Transceiver Module
      $31.00
      naddod.com
      Cisco QSFP-40G-SR4-S Transceiver Module
      $31.00
      naddod.com
      Multi-mode Optical Fiber · Fiber-optic
    • QSFP-40G-LR4 40GBASE-LR4 QSFP+ Fiber Transceiver (Single mode, LC, 1310nm, DDM) - 10KM.
      QSFP-40G-LR4 40GBASE-LR4 QSFP+ Fiber Transceiver (Single mode, LC, 1310nm, DDM) - 10KM
      $379.50
      Planetech USA
      Free delivery
      QSFP-40G-LR4 40GBASE-LR4 QSFP+ Fiber Transceiver (Single mode, LC, 1310nm, DDM) - 10KM
      $379.50
      Planetech USA
      Free delivery
      Single-mode Optical Fiber · Fiber-optic · SFP
    • Extreme 40GB-ESR4-QSFP Transceiver Module.
      Extreme 40GB-ESR4-QSFP Transceiver Module
      $66.00
      naddod.com
      Free delivery on $99+
      Extreme 40GB-ESR4-QSFP Transceiver Module
      $66.00
      naddod.com
      Free delivery on $99+
      Multi-mode Optical Fiber · Fiber-optic
    • QSFP-40G-SWDM4 40Gbps QSFP+ SWDM4 Transceiver, 350m Reach.
      QSFP-40G-SWDM4 40Gbps QSFP+ SWDM4 Transceiver, 350m Reach
      $34.29
      SaiLteL
      QSFP-40G-SWDM4 40Gbps QSFP+ SWDM4 Transceiver, 350m Reach
      $34.29
      SaiLteL
      Multi-mode Optical Fiber · 10 Gbps · Fiber-optic
    • HPE X242 DAC Cable.
      HPE X242 DAC Cable
      $554.32
      hpe.com       & more
      HPE X242 DAC Cable
      $554.32
      hpe.com       & more
    • Dell CBL-QSFP-40GE-3M Compatible 40G QSFP+ to QSFP+ Cable.
      Dell CBL-QSFP-40GE-3M Compatible 40G QSFP+ to QSFP+ Cable
      $109.00
      FS.com       & more
      Free delivery
      Dell CBL-QSFP-40GE-3M Compatible 40G QSFP+ to QSFP+ Cable
      $109.00
      FS.com       & more
      Free delivery
    • QSFP+ 40Gb/s QDR DAC Cable Passive 1 meter Compatible for Mellanox.
      QSFP+ 40Gb/s QDR DAC Cable Passive 1 meter Compatible for Mellanox
      $16.99
      SFPcables.com
      QSFP+ 40Gb/s QDR DAC Cable Passive 1 meter Compatible for Mellanox
      $16.99
      SFPcables.com
    • Cisco Meraki QSFP Transceiver Module.
      Cisco Meraki QSFP Transceiver Module
      $761.88Refurbished
      IT Planet       & more
      5.0(4)
      Cisco Meraki QSFP Transceiver Module
      $761.88Refurbished
      IT Planet       & more
      5.0(4)
      Single-mode Optical Fiber · 40 Gbps · Fiber-optic
    • Brocade Active Optical Cable 40G-QSFP-QSFP-AOC-1501.
      Brocade Active Optical Cable 40G-QSFP-QSFP-AOC-1501
      $69.00
      Optcore.net
      Brocade Active Optical Cable 40G-QSFP-QSFP-AOC-1501
      $69.00
      Optcore.net
    • 40GBase-SR4 QSFP+ Transceiver, for MMF 100/150 meters (MPO/MTP) Compatible for Intel.
      40GBase-SR4 QSFP+ Transceiver, for MMF 100/150 meters (MPO/MTP) Compatible for Intel
      $24.90
      SFPcables.com
      40GBase-SR4 QSFP+ Transceiver, for MMF 100/150 meters (MPO/MTP) Compatible for Intel
      $24.90
      SFPcables.com
      Multi-mode Optical Fiber · Fiber-optic

    QSFP-40G-ER4-AO | Cisco® | Transceivers


    AddOn Networks
    https://www.addonnetworks.com › Products
    AddOn Networks
    https://www.addonnetworks.com › Products
    This Cisco® QSFP-40G-ER4 compatible QSFP+ transceiver provides 40GBase-ER4 throughput up to 40km over single-mode fiber (SMF) using a wavelength of 1270nm ...Read more
    QSFP 40G 40km from www.addonnetworks.com

    HW 40G QSFP+ QSFP-40G-ER4 Transceiver Module


    FS.com
    https://www.fs.com › ... › 40G QSFP+
    FS.com
    https://www.fs.com › ... › 40G QSFP+
    The QSFP+ module is designed for use in 40GBASE Ethernet throughput up to 40km over single mode fiber (SMF) using a wavelength of 1310nm via duplex LC ...Read more
    QSFP 40G 40km from www.fs.com
    $1,109.00 · In stock · 5.0 (1) · Free delivery · 30-day returns

    Cisco 40GBASE QSFP Modules Data Sheet


    Cisco Systems
    https://www.cisco.com › ... › Data Sheets
    Cisco Systems
    https://www.cisco.com › ... › Data Sheets
    The Cisco QSFP-40G to SFP or SFP+ Adapter (QSA) Module offers 10 Gigabit Ethernet and 1 Gigabit Ethernet connectivity for QSFP 40G ports. It allows smooth and ...Read more
    QSFP 40G 40km from www.cisco.com

    Cisco QSFP-40G-ER4 Compatible 40GBASE-ER4 QSFP+


    Optcore
    https://www.optcore.net › Product
    Optcore
    https://www.optcore.net › Product
    Cisco QSFP-40G-ER4 Compatible 40GBASE-ER4 QSFP+ SMF 1271~1331nm 40km Transceiver. US$ 359.00 (Excl. VAT). 40GBASE-ER4 QSFP+ Transceiver (SMF, CWDM 1271~1331nm, ...Read more
    QSFP 40G 40km from www.optcore.net
    $359.00 · In stock · Free delivery over $75 · 30-day returns

    40GBase-ER4 40G QSFP+ 4 CWDM DOM 40km Dual LC ...


    10Gtek
    https://store.10gtek.com › 40gbase-er4-qsfp-transceiver-f...
    10Gtek
    https://store.10gtek.com › 40gbase-er4-qsfp-transceiver-f...
    This Quad Small Form-factor Pluggable (QSFP+) optical module ratch up to 40 km, terminated with dual LC connectors. The 40 Gigabit Ethernet signal is carried ...Read more
    QSFP 40G 40km from store.10gtek.com
    $469.00 · In stock

    40G QSFP+ ER4 | 40 km, λ1271-1331 nm, LC-Duplex, ...


    Flexoptix
    https://www.flexoptix.net › q-1640g-40
    Flexoptix
    https://www.flexoptix.net › q-1640g-40
    Universal QSFP+ Transceiver. Use FLEXBOX to configure to almost any vendor. For 40GBASE-ER4 Ethernet links. Supported Data Rates: 41.2 Gbit/s - 44.8 Gbit/s.Read more
    QSFP 40G 40km from www.flexoptix.net

    Extreme® Compatible 40GBASE ER4 QSFP 40G 40km ...


    Fibertop
    https://www.fibertopsfp.com › extreme-networks-1033...
    Fibertop
    https://www.fibertopsfp.com › extreme-networks-1033...
    This QSFP+ 40GBASE ER4 transceiver is compatible with Extreme Networks 40G equipment and equivalent to genuine part number 10335.Read more
    QSFP 40G 40km from www.fibertopsfp.com
    More products
    • ER4 40km Single-mode 40g Rate QSFP+ LC Connector.
      ER4 40km Single-mode 40g Rate QSFP+ LC Connector
      $895.00
      ROBOfiber       & more
      Free delivery
      ER4 40km Single-mode 40g Rate QSFP+ LC Connector
      $895.00
      ROBOfiber       & more
      Free delivery
      Single-mode Optical Fiber · Fiber-optic · LC Connector
    • 26% OFF
      Cisco QSFP-40G-SR4-S Optical Transceiver Module. 26% OFF.
      Cisco QSFP-40G-SR4-S Optical Transceiver Module
      $25.00$34
      qsfptek.com
      26% OFF
      Cisco QSFP-40G-SR4-S Optical Transceiver Module
      $25.00$34
      qsfptek.com
      Much cheaper than other brands of adapters without any issues.
      A reviewer on store.qsfptek.com
    • 40G-QSFP-QSFP-AOC-7501 | Brocade Compatible 40G QSFP+ AOC.
      40G-QSFP-QSFP-AOC-7501 | Brocade Compatible 40G QSFP+ AOC
      $189.00
      Compufox.com
      40G-QSFP-QSFP-AOC-7501 | Brocade Compatible 40G QSFP+ AOC
      $189.00
      Compufox.com
    • Cisco QSFP40G Bidi Short-Reach Transceiver.
      Cisco QSFP40G Bidi Short-Reach Transceiver
      $65.97Refurbished
      IT Planet       & more
      5.0(3)
      Cisco QSFP40G Bidi Short-Reach Transceiver
      $65.97Refurbished
      IT Planet       & more
      5.0(3)
      Fiber-optic · Gigabit Ethernet
    • 25% OFF
      Cisco QSFP-40G-LR4-S Optical Transceiver Module. 25% OFF.
      Cisco QSFP-40G-LR4-S Optical Transceiver Module
      $119.00$159
      qsfptek.com       & more
      Free delivery by Thu
      25% OFF
      Cisco QSFP-40G-LR4-S Optical Transceiver Module
      $119.00$159
      qsfptek.com       & more
      Free delivery by Thu
      Single-mode Optical Fiber · 40 Gbps · Fiber-optic
    • Extreme 40GB-C02-QSFP Compatible 40G QSFP+ DAC Direct Attach Cable 2m, SanSpot.
      Extreme 40GB-C02-QSFP Compatible 40G QSFP+ DAC Direct Attach Cable 2m, SanSpot
      $75.75
      SanSpot
      Extreme 40GB-C02-QSFP Compatible 40G QSFP+ DAC Direct Attach Cable 2m, SanSpot
      $75.75
      SanSpot
    • Cisco Compatible QSFP-40G-ER4 40km Int. MUX Single-mode Duplex LC.
      Cisco Compatible QSFP-40G-ER4 40km Int. MUX Single-mode Duplex LC
      $3,996.12
      PCNation       & more
      Free delivery by Wed
      Cisco Compatible QSFP-40G-ER4 40km Int. MUX Single-mode Duplex LC
      $3,996.12
      PCNation       & more
      Free delivery by Wed
      Single-mode Optical Fiber · Fiber-optic · Gigabit Ethernet
    • LOW PRICE
      Brocade Compatible 40G QSFP+ AOC Cable. Low price.
      Brocade Compatible 40G QSFP+ AOC Cable
      $105.00Usually $131
      Compufox.com       & more
      LOW PRICE
      Brocade Compatible 40G QSFP+ AOC Cable
      $105.00Usually $131
      Compufox.com       & more
    • 5% OFF
      Juniper Networks QSFP+ Transceiver Module. 5% OFF.
      Juniper Networks QSFP+ Transceiver Module
      $76.00$80
      ServerSupply.com       & more
      Free delivery by Thu
      5.0(84)
      5% OFF
      Juniper Networks QSFP+ Transceiver Module
      $76.00$80
      ServerSupply.com       & more
      Free delivery by Thu
      5.0(84)
      The module's durability and consistent performance have exceeded our expectations.
      A reviewer on genuinemodules.com
    • Cisco QSFP-40G-LR4-S Compatible QSFP+ Transceiver Module.
      Cisco QSFP-40G-LR4-S Compatible QSFP+ Transceiver Module
      $322.53Refurbished
      IT Planet       & more
      4.6(49)
      Cisco QSFP-40G-LR4-S Compatible QSFP+ Transceiver Module
      $322.53Refurbished
      IT Planet       & more
      4.6(49)
      Great price and our Cisco 2960S accepted without issue.
      A reviewer on pegasusselectronics.com

    QSFP-40G-ER4-AR-PO


    Pivotal Optics
    https://pivotaloptics.com › ... › Reach › 40km
    Pivotal Optics
    https://pivotaloptics.com › ... › Reach › 40km
    QSFP, 1310nm, ER4 SMF 40km, 40G DDM, Arista QSFP-40G-ER4 Compatible. The Pivotal Optics line of Arista transceivers ensures complete compatibility and ...Read more
    QSFP 40G 40km from pivotaloptics.com
    $1,173.00 · In stock · $10 delivery · 15-day returns
    More products
    • Cisco QSFP-H40G-CU3M Network Cable.
      Cisco QSFP-H40G-CU3M Network Cable
      $41.05Refurbished
      Renewtech
      Cisco QSFP-H40G-CU3M Network Cable
      $41.05Refurbished
      Renewtech
    • Juniper JNP-QSFP-40GE-IR4 QSFP+ Module.
      Juniper JNP-QSFP-40GE-IR4 QSFP+ Module
      $604.02Refurbished
      IT Planet       & more
      Juniper JNP-QSFP-40GE-IR4 QSFP+ Module
      $604.02Refurbished
      IT Planet       & more
      Single-mode Optical Fiber · Fiber-optic
    • Cisco 40GBASE Active Optical Cable.
      Cisco 40GBASE Active Optical Cable
      $123.15Refurbished
      IT Planet       & more
      5.0(16)
      Cisco 40GBASE Active Optical Cable
      $123.15Refurbished
      IT Planet       & more
      5.0(16)
    • Cisco QSFP+ Module 40GB.
      Cisco QSFP+ Module 40GB
      $57.47Refurbished
      Renewtech       & more
      5.0(18)
      Cisco QSFP+ Module 40GB
      $57.47Refurbished
      Renewtech       & more
      5.0(18)
      Bought to test for bulk buying, worked perfectly and was a very good idea to test.
      A reviewer on ebay.com
    • LOW PRICE
      Aruba 40G QSFP+ LC Bidirectional 150m MMF Transceiver. Low price.
      Aruba 40G QSFP+ LC Bidirectional 150m MMF Transceiver
      $702.54Usually $992
      IT Planet       & more
      LOW PRICE
      Aruba 40G QSFP+ LC Bidirectional 150m MMF Transceiver
      $702.54Usually $992
      IT Planet       & more
      Multi-mode Optical Fiber · Fiber-optic · Gigabit Ethernet
    • 37% OFF
      40G QSFP+ CSR4 Transceiver Dell - 407-BBPH-D. 37% OFF.
      40G QSFP+ CSR4 Transceiver Dell - 407-BBPH-D
      $75.00$120
      Dromeda Networks
      Free delivery on $150+
      37% OFF
      40G QSFP+ CSR4 Transceiver Dell - 407-BBPH-D
      $75.00$120
      Dromeda Networks
      Free delivery on $150+
    • Brocade 40G-QSFP-C-0401 Compatible 40G QSFP+ Passive Direct Attach Copper Cable - 4 Meters in Total Length.
      Brocade 40G-QSFP-C-0401 Compatible 40G QSFP+ Passive Direct Attach Copper Cable - 4 Meters in Total Length
      $132.00
      Fibertronics.com
      Brocade 40G-QSFP-C-0401 Compatible 40G QSFP+ Passive Direct Attach Copper Cable - 4 Meters in Total Length
      $132.00
      Fibertronics.com
    • Enterasys 40Gb Copper Direct Attach Cable.
      Enterasys 40Gb Copper Direct Attach Cable
      $96.17
      IT Planet
      Enterasys 40Gb Copper Direct Attach Cable
      $96.17
      IT Planet
    • 2 x 40GB QSFP+ FIBER EXPANSION MODULE - SKUDONET.
      2 x 40GB QSFP+ FIBER EXPANSION MODULE - SKUDONET
      $1,467.09
      skudonet.com
      2 x 40GB QSFP+ FIBER EXPANSION MODULE - SKUDONET
      $1,467.09
      skudonet.com
    • For Cisco, QSFP-40G-SR-BD 40GBASE-SR4 QSFP+ BIDI Transceiver for MMF, 100M.
      For Cisco, QSFP-40G-SR-BD 40GBASE-SR4 QSFP+ BIDI Transceiver for MMF, 100M
      $159.00
      SFPcables.com
      For Cisco, QSFP-40G-SR-BD 40GBASE-SR4 QSFP+ BIDI Transceiver for MMF, 100M
      $159.00
      SFPcables.com
      Multi-mode Optical Fiber · Fiber-optic

    QINIYEK 40GBASE-ER4 QSFP+ Module LC SingleMode ...


    Amazon.com
    https://www.amazon.com › QINIYEK-40GBASE-ER4-...
    Amazon.com
    https://www.amazon.com › QINIYEK-40GBASE-ER4-...
    40GBase-ER4 QSFP+ Module: Data Rate:40 Gb/s, Interface:Duplex LC connector,SMF,Wavelength:1310nnm, Reach:up to 10km on Single Mode Fiber (SMF),Uncooled 4x10Gb/s ...Read more
    QSFP 40G 40km from www.amazon.com

    QSFP+, 40GBASE-ER4, 4 x 10.3 Gbps, 40km - Fiberworks


    fiberworks.net
    https://www.fiberworks.net › qsfp-40g-er4 › qsfp-plus-...
    fiberworks.net
    https://www.fiberworks.net › qsfp-40g-er4 › qsfp-plus-...
    The QSFP-40G-ER4 transceiver is a Quad Small Formfactor Pluggable module for bi-directional serial optical data communications such as 40GBASE Ethernet and 10 ...Read more
    QSFP 40G 40km from www.fiberworks.net

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