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Black Box

Black Box Ethernet Switch

$281.52
$214.77 SAVE $66.75
6 availableas of 09/11/2026

Order within for shipment today

Should arrive by Wed, Sep 30 with free ground shipping

Compliance, certifications and origin

  • TAA compliant
  • Origin: Taiwan
Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

  • An economical way to add four 10-/100-Mbps ports to your network.
  • Features an industrial-strength plastic case and complies with IEC 61000-Part 6-2 generic standards for electromagnetic compatibility (EMC) in industrial environments.
  • Offers full wire-speed forwarding rates across the network.
  • Supports 2048 MAC addresses and features a 384 KB buffer memory.
  • Can be installed easily on a DIN rail. Mounting kit is included.
  • Order power supplies separately, see Related Products.

    • Technical specifications

    General Information

    Manufacturer Black Box Corporation
    Manufacturer Part Number LBH120A-H-ST
    Manufacturer Website Address http://www.blackbox.com
    Brand Name Black Box
    Product Series LBH120
    Product Name LBH 120 Ethernet Switch
    Product Type Ethernet Switch

    Interfaces/Ports

    Total Number of Network Ports 5
    Token Ring Port No
    LRE Port No
    Bypass No
    Management Port No
    USB No
    Number of Network (RJ-45) Ports 4
    Number of ST Ports 1
    ST Port Type Duplex
    Port / Expansion Slot Details 5 x Fast Ethernet Network

    Media & Performance

    Media Type Supported Twisted PairOptical Fiber
    Fiber Mode Supported Multi-mode
    Ethernet Technology Fast Ethernet
    Network Technology 10/100Base-TX100Base-X
    Fiber Optic Cable Wavelength 1300 nm

    Network & Communication

    Layer Supported 2

    Power Description

    Power Source Power Supply

    Physical Characteristics

    Form Factor Rail-mountableDIN Rail Mountable
    Height 4.3"
    Width 1"
    Depth 2.8"
    Weight (Approximate) 8 oz

    Miscellaneous

    Package Contents
    • LBH 120 Ethernet Switch
    • Din Rail Mounting Kit
    Certifications & Standards EMI:
    • FCC Part 15, Class A
    • EN61000-6-3: EN55022
    • EN61000-3-2
    • EN61000-3-3
    EMS:
    • EN61000-6-2:EN61000-4-2
    • EN61000-4-3
    • EN61000-4-4
    • EN61000-4-5
    • EN61000-4-6
    • EN61000-4-8
    • EN61000-4-11
    Environmental test:
    • IEC60068-2-6 Fc
    • IEC60068-2-27 Ea
    • IEC60068-2-32 Ed 0
    • IP30
    • CE
    • TAA
    IEEE Standards:
    • 802.3x
    • 802.3
    • 802.3u
    Green Compliant Yes
    Country of Origin Taiwan
    TAA Compliant Yes

    Warranty

    Limited Warranty 5 Year

    Ratings and reviews

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    Shipping and returns

    Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

    Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

    Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.