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#LB9021A

Express Ethernet Switch, 10-/100-Mbps Copper, 100-Mbps Fiber, 8-Port, (6) RJ-45, (2) SC

$399.95


Please call 877-877-2269 for a replacement product or part.
Extended Double Diamond™ Warranty Available (3 Additional Year)


Details

  • Wire-speed forwarding.
  • Backpressure flow control helps to reduce network bottlenecks.
  • Nonblocking switching architecture for efficient data throughput.
  • Protocol-independent, MAC-layer switching.
  • Half- and full-duplex operation on all RJ-45/copper ports.
  • Fiber ports provide extra distance of more than a mile!
  • On/off switch for easy reset.
  • LEDs indicate network and switch status.
  • Universal power supplies adapt to worldwide voltages.
  • Choose from a wide range of models with 2 to 24 ports.
  • Choose copper only, copper and fiber, copper with fiber uplinks, or fiber only.

    8-, 16-, or 24-Port Copper Express Ethernet Switches (LB9108A-R2, LB9019A-R4, LB9020A-R3)
  • For the ultimate in flexibility, choose these switches, which feature 8, 16, or 24 autosensing 10-/100-Mbps ports.
  • The 8-port switch supports up to 16,384 MAC address entries; the 16- and 24-port switches support 2048 MAC addresses with address filtering.
  • Perform MDI-X crossovers on all ports automatically.

  • 2-Port Express Ethernet Switches, Copper and Fiber (LB9002A-SC-R3, LB9002A-ST-R3)
  • Ideal for adding a 100-Mbps fiber island to your existing network or for extending a network long distances over fiber.
  • Divide a network into a 10-/100-Mbps copper segment and a 100-Mbps fiber segment.
  • Support 8192 MAC address entries.
  • Each switch has a push button uplink for linking to another device.

    8-Port Express Ethernet Switches, Copper and Fiber (LB9006A-SC, LB9006A-ST, LB9021A–LB9022A, LB9007A-SC-R3, LB9007A-ST-R3)
  • Easily integrate 100-Mbps fiber into your existing 10-/100-Mbps network!
  • Extend network segments up to 1.2 miles (2 km) over fiber.
  • The LB9006A-SC, LB9006A-ST, LB9021A, and LB9022A models have DIP switches for controlling port operation manually.
  • The LB9007A-SC-R3 and LB9007A-ST-R3 models have a console port that enables you to control ports, set up port-based VLANs and trunking, and perform MDI-X crossovers automatically.
  • All models support 1024 MAC addresses.
  • A crossover button enables you to configure one port as an uplink.
  • You can even rackmount each switch (except the LB9007A-SC-R3 and LB9007A-ST-R3) with the included hardware.

    16- or 24-Port Copper with Fiber Uplink Express Ethernet Switches (LB9017A-R4, LB9024A-R2)
  • Feature autosensing 10-/100-Mbps ports plus a slot for a fiber uplink module.
  • Trunking provides 400 Mbps of extra bandwidth between two connected switches.
  • Support for 2048 MAC address entries.
  • Includes an RS-232 console port for basic management (cable included).
  • Access port-based VLAN and trunking features to segment or isolate traffic at Layer 2.
  • Regulate standard backpressure and autonegotiation on individual ports.
  • Easy to rackmount (hardware included).

    8-Port Express Ethernet Switch, Fiber (LB9008A-FO-R2)
  • Supports distances of up to 1.2 miles (2 km).
  • Also supports 1024 MAC address entries.
  • Easy to rackmount (hardware included).


  • Tech Specs

    General
    Auto MDI/MDI-X RJ-45 ports: LB9108A-R2, LB9019A-R4, LB9020A-R3, LB9002A-SC-R3, LB9002A-ST-R3, LB9006A-SC, LB9006A-ST, LB9021A-LB9022A, LB9007A-SC-R3, LB9007A-ST-R3
    CE Approval Yes
    Connectors LB9108A-R2: (8) RJ-45; LB9019A-R4: (16) RJ-45; LB9020A-R3: (24) RJ-45; LB9002A-SC-R3: (1) RJ-45, (1) pair of SC; LB9002A-ST-R3: (1) RJ-45, (1) pair of ST; LB9006A-SC: (2) RJ-45, (6) pairs of SC; LB9006A-ST: (2) RJ-45, (6) pairs of ST; LB9021A: (6) RJ-45, (2) pairs of SC; LB9022A: (6) RJ-45, (2) pairs of ST; LB9007A-SC-R3: (7) RJ-45, (1) pair of SC; LB9007A-ST-R3: (7) RJ-45, (1) pair of ST; LB9017A-R4: (16) RJ-45, (1) RJ-45 console port; LB9024A-R2: (24) RJ-45, (1) RJ-45 console port; LB9008A-FO-R2, LB9215A: (8) pairs of SC
    Distance (Maximum) RJ-45 ports: 100 m (328 ft.); Fiber Ports: 2 km (1.2 mi.)
    Forwarding Rate 14,880 pps at 10 Mbps; 148,800 at 100 Mbps
    Indicators LB9108A-R2: Per unit LEDs: (1) Power; Per port LEDs: (1) 100 Mbps, (1) TX, (1) Link, (1) Full-duplex, (1) Collision, (1) RX; LB9019A-R4, LB9020A-R3: Per unit LEDs: (1) Power; Per TX port LEDs: (1) LINK/ACT, (1) FDX/COLL; Ports 1-6 only: LEDs: (1) IP, (1) VLAN; LB9002A-SC-R3, LB9002A-ST-R3: Per unit LEDs: (1) Power; Per port LEDs: (1) Link, (1) 100 Mbps, (1) TX/RX, (1) Duplex/Collision, (4) Utilization; LB9006A-SC, LB9006A-ST, LB9021A-LB9022A, LB9007A-SC-R3, LB9007A-ST-R3: Per unit LEDs: (1) Power; Per TX port LEDs: (1) 100/TX, (1) 10/RX, (1) FDX/COLL; Per FX Port LEDs: (1) Link, (1) Activity, (1) Full-Duplex; LB9017A-R4, LB9024A-R2: Per unit LEDs: (1) Power, (1) Uplink, (1) Module Enable; Per TX port: (1) 100 Mbps/TX, (1) 10 Mbps/RX, (1) Full-Duplex/Collision; LB9008A-FO-R2: Per unit LEDs: (1) Power; Per FX port LEDs: (1) Link, (1) Activity, (1) Full-Duplex; LB9217A: Per unit: (1) Power; Per Port: (1) LNK/ACT, (1) FDX/COL; LB9214A-LB9216A, LB9218A-LB9219A, LB9220C-SC-R2, LB9220C-ST-R2: Per unit LEDs: (1) Power; Per port LEDs: (1) Link, (1) Collision; LB9213A: Per unit LEDs: (1) Power; Per port LEDs: (1) Link, (1) Collision, (1) 100M
    MAC Addresses LB9108A-R2: 16,384; LB9019A-R4, LB9020A-R3, LB9017A-R4, LB9024A-R2: 2048; LB9002A-SC-R3, LB9002A-ST-R3: 8192; LB9006A-SC, LB9006A-ST, LB9021A-LB9022A, LB9007A-SC-R3, LB9007A-ST-R3, LB9008A-FO-R2: 1024
    Power 100-240 VAC, 50-60 Hz, autosensing
    Size LB9108A-R2, LB9002A-SC-R3, LB9002A-ST-R3, LB9007A-SC-R3, LB9007A-ST-R3: 1.4"H x 10"W x 5.3"D (3.6 x 25.4 x 13.5 cm); LB9019A-R4, LB9020A-R3: 1.8"H x 10"W x 5.25"D (4.6 x 25.4 x 13.3 cm); LB9006A-SC, LB9006A-ST, LB9017A-R4, LB9024A-R2: 1.75"H x 17.3"W x 8"D (4.4 x 43.9 x 20.3 cm); LB9021A-LB9022A, LB9008A-FO-R2: 1.8"H x 17.3"W x 8.1"D (4.6 x 43.9 x 20.6 cm)
    Standards IEEE 802.3, IEEE 802.3u
    Switching Method Store and forward
    VLAN Support LB9007A-SC-R3, LB9007A-ST-R3, LB9017A-R4, LB9024A-R2: Proprietary port-based
    Weight LB9108A-R2, LB9008A-FO-R2: 6.5 lb. (2.9 kg); LB9019A-R4, LB9020A-R3, LB9007A-SC-R3, LB9007A-ST-R3: 3.5 lb. (1.6 kg); LB9002A-SC-R3, LB9002A-ST-R3: 2.1 lb. (1 kg); LB9006A-SC, LB9006A-ST, LB9021A-LB9022A: 5.5 lb. (2.5 kg) LB9017A-R4, LB9024A-R2: 6.2 lb. (2.8 kg)

    * Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 877-877-2269.

    Support

    Warranty

    Double Diamond Warranty

    Extended 1 Year Warranty Available


    Protect your purchase with an additional 1 Year Double Diamond™ warranty!
    Cost: $40.00

    Extended 3 Year Warranty Available


    Protect your purchase with an additional 3 Year Double Diamond™ warranty!
    Cost: $79.99

    Diamond

    Double Diamond™ Warranty (Standard)

    Take the risk out of equipment purchases with the Double Diamond™ Warranty from Black Box Network Services.

    The Double Diamond Warranty is our warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

    The Express Ethernet Switch, 10-/100-Mbps Copper, 100-Mbps Fiber, 8-Port, (6) RJ-45, (2) SC comes with a standard 1 YEAR warranty already included.

    During the warranty period, Black Box Network Services will repair or replace your damaged equipment within one week of receipt at NO CHARGE!*

    Plus, get an Extended Double Diamond Warranty.

    You can also extend your warranty or protect a previously purchased Black Box® brand product** for an additional year—for only 10% of the purchase price! Or, extend your coverage for a full three years for only 20% of the purchase price!

    Ordering an extended warranty is easy: When viewing a product in your shopping cart, just select the one or three years of additional coverage in the dropdown menu under “Warranty Options.” For details, contact Customer Service at 724-746-5500.

    * Warranty subject to certain exclusions and limitations ** Certain products may not be eligible.

    What’s more, we also have a 45-day return policy. Simply call Customer Service for a Return Authorization (RA) number, return your product in new condition and in the original package, and receive a full refund.