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80PLUS ready! 

(Max. 86% @ 230VAC)

86

84

82

20%

50%

100%

%

High efficiency standard & ECO design.

PSU Loading

230VAC

115VAC

PSU Ef

ficiency

Gaming system @300W load

Efficiency*1

AC Draw(W)

Annual Money

wasted*3

Annual CO

2

 

wasted*4

Annual
KWh*2

Annual

KWh

wasted

LIBERTY ECO II 620W

86%

1273

-

-

-

other ~77% 600W

77%

348.8

389.6

1422

149

$21 / €32.7

92.3kg

*1 Based on 230VAC input power.

*2 Annual KWh is estimated based on 10 hours a day, 365 days a year runtime.

 

Formula: AC Draw(w) x 10(hr) x 365(days)/1000

*3 1KWh = $0.1415(California) / €0.22(Germany).

Fare might vary by countries and regional providers.

*4 Calculation based on 1 KWh=0.62kg CO

2

. Figures might vary by countries.

SpeedGuard

SafeGuard

Advanced fuzzy logic 12cm fan speed control for optimal 
cooling and minimum noise.(Patented) 

Industry-leading octuple protection circuitry.
(OCP, OVP, AC UVP, DC UVP, OPP, OTP, SCP & SIP)

AirGuard

Air-inlet with optimal aero-dynamical design 

reducing noisy air turbulences.

CordGuard

Fixing the AC cord tightly to avoid accidental 

shutdowns of your PC.

1500

1200

800

600

450

450

450

0

500

1000

1500

2000

2500

25

50

7

5

10

0

450

%

F

A

N

 R

P

M

 (

±

1

0

%

)

PSU Loading (@25°C ambient)

720W

400/500/620W

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