3U Cable Knockout Panel: 18-gauge steel panel Series of combination knockouts for cable management Black powder coat finish Mounting hardware Whisper Fan Panel: 16-gauge steel panel 19″W x 2″D x 9U Four mounted fans with guards 4.7″ fan diameter 50 cfm airflow rating (per fan) 28 dBA noise rating (per fan) 5.5 watts power required (per fan) 6-ft. green “thermo-cord” with integral thermostat probe to control fan operation – automatically turning on/off when ambient temperature hits pre-set points. Fan activates when temperature reaches 86˚F and deactivate when temperature reaches 72˚F Fan Orientation: Exhaust* (pulls air out) SPEC SHEET: RTK Series EIA/TIA Compliant Certified U.S. Steel Assembled in U.S.A. with global components The rack shall include Lowell rack top model RTK-2 which shall include a cable knockout panel and four fan panel. The cable knockout panel shall measure 3U x 19″W and feature combination knockouts for cable management. The fan panel shall be 16-gauge steel panel with black powder coat finish. It shall measure 9U x 19″W and include 4 whisper fans with fan guards. Each fan shall have a 4.7″ diameter with 50 cfm airflow and 28 dBA noise rating. The unit shall include a 6-ft. cord with plug. The cord shall be green and shall feature an integral thermostat probe to automatically control fan activation. The whisper fan panel shall be assembled in the U.S.A. with certified U.S. steel and global components.