APC Smart-UPS RT 19" Rail Kit for Smart-UPS RT 3/5/7.5/10kVA Accessory solutions to tailor the Smart-UPS to meet your specific needs Includes: Installation Guide, Mounting hardware, Rack Mounting Brackets, Screws Features: Heavy Duty Design Technical Specifications Net weight 6 lbs. ( 3 kg ) Maximum height 1.75 inches ( 4.45 cm ) Maximum width 20.75 inches ( 52.71 cm ) Maximum depth 3.50 inches ( 8.89 cm ) Shipping Weight 8 lbs. ( 4 kg ) Shipping Height 2.80 inches ( 7.11 cm ) Shipping Width 27.40 inches ( 69.60 cm ) Shipping Depth 5.60 inches ( 14.22 cm ) Color Grey Units per Pallet 150 Standard warranty 2 years repair or replace