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				CoolerMaster Full Tower ATCS 840 Black Aluminium
[RC-840-KKN1-GP]				
				№: ++714
				  Manufacturer: CoolerMaster
				
				
			
					Specifications:
Introduction
ATCS 840 constitutes a classic all-aluminum design that builds on the legacy of the original ATCS design. The aluminum construction not only allows for a lighter weight but complements the thermal design seamlessly with three 230mm fans, dedicated air duct for graphics card cooling and HDD cooling module for superb cooling.   
Extra attention to make sure this elegantly design chassis is easy to install and maintain, which includes: slide-out motherboard tray along with easy CPU cooler-remove slot, tool-free HDD casing, patented finger pressing 5.25" drive to dust filter. 
Lastly, it gives users the freedom to choose any components they desire, as it supports the latest standards such as E-ATX and dual PSUs. 
Features
Specifications
| Available Color | Black / Silver | 
| Dimensions | (W) 243 x (H) 580 x (D) 630 mm (W) 9.57 x (H) 22.83 x (D) 24.80 inch | 
| Weight | Net Weight: 13.25 kg / 29.21 lb Gross Weight: 15.75 kg / 34.72 lb | 
| Material | Aluminum | 
| Motherboards | Micro-ATX / ATX / E-ATX | 
| 5.25" Drive Bay | 6 Exposed (without the use of exposed 3.5" drive bay) | 
| 3.5" Drive Bay | 6 Hidden 1 Exposed (converted from one 5.25" drive bay) | 
| I/O Panel | USB x 4, IEEE 1394a x 1, eSATA x 1, Mic x 1, Audio x 1 | 
| Cooling System | Front: 230 x 30 mm fan x 1 / 700 RPM / 19 dBA Top: 230 x 30 mm fan x 2 /700 RPM / 19 dBA (can be swapped for three 120 mm fans) Rear: 120 x 25 mm fan x 1 / 1200 RPM, 17 dBA Bottom: 120 x 25 mm (optional) HDD Module: 120 mm fan x 2 (optional) External Air Duct: 120 mm fan x 1 (optional) | 
| Expansion Slots | 7 | 
| Power Supply | Dual Standard ATX PS2 / EPS 12V (optional) | 









