Unopened.

Brand	SeaSonic
Series	Platinum Series
Model	SS-400FL2 Active PFC F3

Type	ATX12V v2.3 / EPS12V v2.91
Maximum Power	400 W
Fans	Fanless
PFC	Active
Main Connector	20+4Pin
+12V Rails	Single
PCI-Express Connector	1 x 6+2-Pin
SATA Power Connector	5
SLI	No
Haswell Support	Certified
CrossFire	No
Modular	Full Modular
Energy-Efficient	80 PLUS PLATINUM Certified
MTBF	>100,000 Hours
Approvals	CB, cTUVus, CCC, TUV, GOST-R, BSMI, CE, UKR, FCC, C-tick
Connectors	1 x Main connector (20+4Pin) 1 x 12V(4+4pin) 5 x Peripheral 5 x SATA 2 x Floppy 1 x PCI-E

Seasonic DC Connector Module with Integrated Voltage Regulator Module DC to DC Converter Design Conductive Polymer Aluminum Solid Electrolytic Capacitors High Reliability 105 degrees C Grade A Capacitors Tight Voltage Regulation [+3%] Active Power Factor Correction [99% PF Typical] High +12V Output High Current Gold Plated Terminals Dual Sided PCB Layout Ultra Ventilation [Honeycomb Structure] Full Modular Cabling Design All-in-One DC Cabling Design Easy Swap Connector Universal AC Input [Full Range]