RC-740 19" 4U High, Full-size Rackmount Chassis with Backplane/MainBoard, AT/ATX P/S Industrial Chassis 42.7 42.7 7 Slot 14 Slot 48.0 52.8 16.0 3.6 1.9 19.2 52.8 48.0 33.095 8.84 17.68 S 1 S 1 S2 17.68 S2 46.5 48.18 46.5 48.18 disc disc S 1 S2 disc disc disc S 1 S2 disc disc disc RES RES 39.28 Features 19" 4U high, rackmount chassis compliant to EIA RS-310C standard Detachable card cage for easy installation and maintenance Provides 250W/300W/400W AT or ATX power supply Provides backplane or mainboard External: 5.25" space x 4 + 3.5" space x 1 Internal: 3.5" space x 2 7-slot has 12cm x 1 and 8cm x 1 ball bearing cooling fans; 14-slot has 12cm x 1 ball bearing cooling fan Dual lockable latch doors FCC/CE industrial Class A approval System environmental monitor (optional) Specifications Chassis Meets EIA RS-310C 19" 4U high, rackmount standard; heavy-duty steel, SECC 1.2t (Japan) Drive Space External: 5.25" space x 4 + 3.5" space x 1 Internal: 3.5" space x 2 Front Panel Power switch, reset button and PS/2 keyboard connectors; power and HDD active LED Thermal Solution System environmental monitor (optional) and removable air filter; 7-slot: 12cm x 1 and 8cm x 1 ball bearing cooling fans; 14-slot: 12cm x 1 ball bearing cooling fan Altitude 15,000 feet Power Supply 250W/300W/400W AT or ATX power supply Temperature 0~+50oC (operating); 0~+70oC (storage) Humidity 5~95%; non-condensing Safety Standard FCC/CE on chassis and FCC/CE/UL/TUV on power supply Dimensions (L x W x H) 48.0 x 42.7 x 17.68 cm Ordering Guide RC-740B 19" 4U High, Full-size Rackmount Chassis (notify 7 or 14-slot, AT or ATX)