Netshelter SX Roof Fan Tray 208-230 VAC 750mm ACF504 Promotes bottom to top airflow for an enclosure in zero U of space. Cools by exhausting heat out of the roof of the rack Physical Net Weight 22.50 lbs. ( 10.23 kg) Maximum Height 2.36 inches ( 60 mm) Maximum Width 28.50 inches (724 mm) Maximum depth 35.16 inches (893 mm) Shipping Weight 30.80 lbs. ( 14.00 kg) Shipping Height 6.50 inches (165 mm) Shipping Width 36.00 inches (914 mm) Shipping Depth 39.00 inches (991 mm) Color Black Conformance Regulatory Approvals CSA C22.2 No. 60960 ,PSE,UL 60950 Standard Warranty 2 years repair or replace