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|  | Key Features 1. Redundant Cooling 420W Power Supply 2. 3x , 4x IDE Drive Carriers 3. 3x 5.25" Peripheral Drive Bays 4. 1x 5.25" Drive Bay For 3.5" 1.44MB Floppy Drive 5. 7x Full-height, Full-length expansion slot 6. 2x 90mm Hot-swappable Fan 7. 1x 120mm Rear-exhaust Fan 8. 2x Front USB Ports (optional) 9. Locking Bezel 10. Power Switch & 6 LED Indicators 
|  | Links & Resources | | | | |  | |
|  | |  |  | CSE-742i-420 | - SuperChassis 742i-420 (Beige) *
| CSE-742i-420B | - SuperChassis 742i-420B (Black) *
| |  |  | 4U chassis support for max. motherboard size - 12" x 13" E-ATX |  |  |  | Height |  | 17.8" (452mm) |  | Width |  | 7.0" (178mm) |  | Depth |  | 23.8" (605mm) |  | Gross Weight |  | 47 lbs (21.4kg) |  | Available Colors |  | Beige, Black |  |  |  | Drive Carrier(s) |  | 3x, 4x IDE Drive Carrier SAS or enterprise SATA HDD only recommended |  | Peripheral Bay(s) |  | 3x 5.25" Peripheral Drive Bay 1x 5.25" Bay For Floppy Drive |  |  |  | Buttons |  | Power On/Off button System Reset button NMI Switch |  | LEDs |  | Power LED Hard drive activity LED 2x Network activity LEDs System Overheat LED Power Fail LED |  | Ports |  | 2x USB Ports (optional) |  | |  |  |  | Fans |  | 2x 90mm Hot-swappable Fans 1x 120mm Rear Exhaust Fan |  | |  |  | Operating Temperature Range | | Non-Operating Temperature Range | - -40°C ~ 60°C (-40°F ~ 140°F)
| Operating Relative Humidity Range | - 8% ~ 90% (non-condensing)
| Non-Operating Relative Humidity Range | - 5% - 95% (non-condensing)
|  |  | 420W Redundant Cooling AC power supply with PFC |  | AC Voltage |  | 100 - 240V, 50/60Hz, 10 Amp |  | DC Output |  | 5V + 3.3V ≤ 160W 12V + 5V + 3.3V ≤ 430W |  | +5V |  | 30.0 amp |  | +5V standby |  | 2.0 amp |  | +12V |  | 30.0amp |  | -12V |  | 1.0 amp |  | +3.3V |  | 30.0 amp |  |  |  | Power Supply Safety / EMC |  | USA - UL listed, FCC Canada - CUL listed Germany - TUV Certified Europe/CE Mark EN 60950/IEC 60950-Compliant |  | | | |
 |  | |  | |  |  | | Part Number | Qty | Description | Chassis | CSE-742i-420 CSE-742i-420B | 1 1 | 4U Chassis (Beige) 4U Chassis (Black) | Drive Carrier(s) | CSE-PT18 CSE-PT31 | 1 1 | 3 IDE Drive Carrier 4 IDE Drive Carrier | Fan(s) | FAN-0046L4 FAN-0056 | 2 1 | 92x25mm 4-pin PWM Fan assembly for SC742 120mm Rear Exhaust Fan | Power Supply | PWS-0038 | 1 | SP420-RP 420W Redundant Cooling Power Supply | Rear I/O | - | 1 | Dual LAN I/O Shield for 4U | Tray(s) | CSE-PT36(B) | 3 | 5.25" Dummy Tray with Rail | | |  |  |  | | Part Number | Qty | Description | Front USB Kit | CSE-PT29(B) | - | 2 Ports Front USB Kit | Heatsink / Retention | - | - | Please refer to our Thermal Components Matrix | Mounting Rails | CSE-PT26 | - | 4U Chassis Rail Kit (Includes Side Handles) | Peripheral Drives | FPD-SONY-F(B) MCP-290-00039-0B | - - | Sony 3.5" Floppy Drive (Beige, B = Black) FDD Dummy Cover (0B = black) | Peripheral Drives | DVM-SONY-DVDRW-HB DVM-LITEONFH-DVDRWB DVM-LITE-DVDRW-HBT DVM-LITE-DVD-HBT
| - - - - | Black Sony Half-height DVD-RW IDE Drive, RoHS Black Liteon Half-height DVD-RW Drive, RoHS Black Liteon Half-height DVD-RW SATA Drive, RoHS Black Liteon Half-height DVD-RW SATA Drive, RoHS | Rear I/O | - | - | Other I/O Shield for 4U / Tower Chassis | | * = End-of-Life, please contact sales-rep for possible OEM production quantities. | |
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