• The Black Box Store
  • Welcome
  • Talk to an Expert
    Close
    Get answers
    from an Expert any way you want.


    Helping our customers find exactly what they need is what makes Black Box different.

    Reach us any way you want.



    We'll call you

    A technical expert will call you in 30 seconds. It's live and it's free.



    (

    (U.S. and Canada Only)

    Reach us by telephone
    724.746.5500
    Answered in 30 seconds or less!


    Send us a Fax
    800.321.0746
    Answered in 15 minutes or less!


    Send an e-mail
    Shoot us an email and we will answer in 60 minutes or less!


  • Account
  • View Cart

Search Tips...

Keyword Search
Our search engine uses any or all keywords typed in the text box to give you product search results.
For instance, typing in kvm will give you a broader set of results than kvm switch cables.

Note, however, that keywords in quotes are treated as a single phrase and will not be evaluated individually.

Booleans (AND, +, OR, NOT, -) are not supported.

Also, some keywords will not return results, and may automatically correct to a similar keyword.

Part Number Search Selection
Select this Search in the drop down box to search by part number instead of keywords.

Wild Card Search
The * character is only supported in a limited capacity. Using whole words is the best approach whenever possible.

"New Search" Radio Button
Search the entire section that you are currently in.

"Search Within Results" Radio Button
Enter keywords or a part number to limit your results within the previously searched results.


Other features

A list of all matching product categories or resources will appear in the upper left corner of the results page, when applicable, to help you further narrow your results, if you desire.

Use the "sort by" drop-down menu on the results page to sort by "most popular" and price (low to high or high to low)
in the store section.


Need technical advice? Call 1-877-877-2269 for an expert in less than 30 seconds.

Industrial > Networking

click photo to enlarge

LE8003A-R2

Photo may show similar product

Other views

4-Port BNC Repeater  

The capable, compact, low-cost repeater.

LE8003A-R2

Extended Double Diamond™ Warranty Available
(Three years for two)

Product Highlights

  • Ideal for workgroups.
  • Low cost!

  • Description

    4-Port BNC Repeater


    Quick Facts

  • Ideal for workgroups.
  • Low cost!

  • Further Details

  • Four ThinNet connectors plus an AUI connector for backbone connections.
  • Compliant with Ethernet/IEEE 802.3, 10BASE2, and 10BASE5 standards.
  • Has both auto- and manual partition, so users can take a segment offline.

    The 4-Port BNC Repeater has everything you’re looking for: full IEEE 802.3 compliance, a small footprint, an AUI port for backbone connections, LEDs at every port—and a very reasonable price.

    It’s ideal for workgroups. All ports are functionally equivalent, and you can connect Ethernet devices directly to the repeater.

    The repeater installs easily without tools and once installed, configures itself.

    Internal network management constantly monitors each port for signal quality, ensuring packet integrity across the network.

    This product works with:
    • Bulk ThinNet Cable, Stranded-Conductor (LCN300A)
    Questions? Contact our FREE Tech Support.

  • Technical Specifications for 4-Port BNC Repeater:

    Distance — ThinNet: 185 meters;
    Standard Ethernet: 50 meters
    Connectors — (4) BNC, (1) AUI
    Indicators — Per port LEDs: Receive, Collision, Partition, and Manual Partition
    Power — 115–230 VAC, 60–50 Hz, autosensing
    Size — 1.7"H x 8.9"W x 6.7"D (4.3 x 22.6 x 17 cm)
    Weight — 3 lb. (1.4 kg)
    This product works with:
    • Bulk ThinNet Cable, Stranded-Conductor (LCN300A)
    Questions? Contact our FREE Tech Support.

    NOTE: 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.


    Resources for 4-Port BNC Repeater:

    Product Data Sheets


    Connect your 4-Port BNC Repeater with:

    Accessory: LCN300A-0500

    Bulk ThinNet Cable, 500-ft. (152.4-m)

    Bulk ThinNet Cable, Black PVC, Stranded Conductor, 500-ft. (152.4-m)

    Double Diamond Warranty

    Standard Manufacturer's Warranty


    A Three year warranty is included.

    Extended Two years for one Warranty Available


    Protect your purchase with an additional Two years for oneDouble Diamond™ warranty!
    Cost: $52.50

    Extended Three years for two Warranty Available


    Protect your purchase with an additional Three years for twoDouble Diamond™ warranty!
    Cost: $104.99

    Diamond

    Double Diamond™ Warranty (Standard)

    Coverage:

    The most complete product warranty exclusively from Black Box

    The Double Diamond™ Warranty is our no-questions-asked warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

    Most products come with a one- or two-year warranty. Some products, such as copper cables, manual switches, cabinets, and racks, are guaranteed for life! Standard Warranty features are as follows:

    Worry-Free Purchases

    If your new Black Box® brand products are accidentally damaged, you're covered with this no-questions asked warranty. FREE

    Coverage

    Double Diamond™ is the standard warranty that comes with your new Black Box® brand product. Most products come with a one- or two-year warranty.

    Lifetime Guarantees

    Many products, such as copper cables, manual switches, cabinets, and racks, are guaranteed for life.

    Fast Service

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

    Extra Coverage

    Extend your warranty or protect a previously purchased Black Box® brand product* for an additional year for only 10% of the current retail price! And when you do, we give you the second year of extended coverage free! FREE Tech Support Hotline. No cost. No contracts. No kidding!

    No-Risk 45-Day Return Policy

    If it's not right, send it back.
    (Excludes custom built products)

    * Certain products may not be eligible.

    Warranty Compared

    Black Box® Double Diamond™ Warranty The Competition
    Warranty Length One Year to Lifetime, Depending on the Product. Read the fine print.
    Guaranteed for Life! Black Box® Brand Copper Cables, Manual Switches and More! No.
    Accidental Damage 100% Covered! No.
    Water Damage 100% Covered! No.
    Power Surges 100% Covered! No.
    Warranty Replacements No Questions Asked! Forget It.
    Tech Support Hotline 100% FREE! $$$
    You can find this product in the following subcategory(s)
     

    Add to Cart

    Price: $524.95

    Quantity

    Warranty

    Total

    In Stock

    Shipping Info

    In Stock - orders received before 8PM ET ship same day


    45-day return policy


    Share It   


    Your shopping cart is empty

    Got Questions?


    ...or have us call you

    An expert will call you in 30 seconds. It's live and it's free.



    (

    (U.S. and Canada Only)

         



    Print
    Black Box 1-877-877-2269
    Black Box Network Services