Add-On Enclosure

This enclosure provides additional capacity to an existing cabinet when that capacity has reached its maximum. It is retro-fitted in the field using an optional mounting template with step by step instructions and common hardware fasteners.

Common Uses

These versatile enclosures mount to an existing site cabinet to add an extra 6 RU of rack space. This is a cost effective alternative to adding capacity with out the cost of an additional cabinet or where the site space is limited.


  • Offers 6 RU of rack space
  • Filtered ventilation louvers on front and rear doors
  • Thermostatically controlled AC or DC exhaust fan (optional)
  • Can be mounted to either side of the existing cabinet
  • Add On Enclosure front and rear doors are sealed with gasketing and secured with security bolts with cup washers. (can wrench/216 tool accessible per Telcordia standards)
  • 16 GA galvanized steel with powder coated finish, bolted and riveted construction
  • Side cable entry knock-outs
  • Reversible equipment mounting rack options
  • Climate control options are also available


  • Size: 22” Tall x 14” Wide x 23” Deep
  • Weight: 60 lbs approx
  • Ship Weight: 85 lbs approx
  • Material: 16 Gauge Galvanized Steel
  • Powder Coated: Designed for high reliability and long life
  • Rating: Designed and built to NEMA 3R Standards



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