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Rackmount Adapter - 3U, 23" to 19"

Mount 19" equipment in your 23"-wide rack or cabinet rails, use these adapters.


49 In Stock
Same Day Shipping (before 5PM ET)
Lifetime Double Diamond™ Warranty (Standard)

*Required field

Product Features

  • Feature a 200-pound capacity.
  • Constructed of 14-gauge steel.
  • Tapped with EIA standard 10-32 holes.
  • Sold in pairs, each unit is 2.6" wide.
  • Guaranteed for life!


The 23"-to-19" Rackmount Adapters enable you to mount 19" equipment on your 23" wide rack or cabinet rails with EIA standard 10-32 holes.

Tech Specs

cUL 0
UL 0
Capacity 200 lb. (90.7 kg)
Dimensions 2.6"W (6.6 cm)
Mounting Type Mounts 19" equipment on your 23" wide rack or cabinet rails with EIA-standard 10-32 holes
Steel Gauge 14-gauge
These adapters are sold in pairs.

* 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 3U Rackmount Adapter 23" to 19" 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.