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Microswitch Modem Adapter - DB25 Male to RJ45 Female

Link your MicroSwitch to a modem, DCE, DTE, or other device.


125 In Stock
Lifetime Double Diamond™ Warranty (Standard)

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Product Features

  • Enable you to connect one or more MicroSwitch RJ-45 ports to a number of external devices in your application.
  • Work with a straight-pinned RJ-45 cable.


FA042 adapts to a DB25 male port for connecting a modem or DCE device to the switch. FA043 adapts to a DB9 female port for connecting AT style equipment to the switch. FA044 adapts to a DB25 female port for connecting an IBM PC or compatible to the switch. FA045 adapts to a DB25 male port for connecting a serial printer, plotter, or other compatiable DTE device to the switch.

Tech Specs

This product works with:
Product works with:
  • MicroSwitch chassis (SL001A–SL002A, SL004A–SL005A, SL007A, SL009A–SL010A, SL015A, SL017A)

  • * 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.


    Double Diamond Warranty 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 Microswitch Modem Adapter DB25 Male to RJ45 Female comes with a standard Lifetime Double Diamond™ Warranty (Standard) 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.