UL Listed in the US and Canada * Fully welded construction provides a 2,500 lb.weight capacity * 1/8" thick structural steel internal braces * 30" OD width, 31-1/2" and 36" OD depth * 1/2", 3/4", 1" & 1-1/2" electrical knockouts on rear plates (top & bottom), easily removable for cable pass-through * 2 pairs wide 11-gauge threaded rackrail standard, available in EIA spacing with labeled rackspace increments or in 1" Telco spacing * One pair cable ducts with solid steel hinged doors and 4-point magnetic closure pre-installed in front of 19" panel width version only * Vented rear door standard * Vented, plexiglass, and vented-plexiglass front doors available * Top accommodates 10" fan and includes fan guard for ventilation * Includes 100 rack screws * Grounding and bonding stud installed in base * Durable black textured powder coat finish * 19" 23" and 24" panel versions available