
POWER SUPPLIES
EarthWatts 650 
Don’t Compromise – Save Energy and 
Maximize Performance
Get more power and lower your electric bill with the new EarthWatts 650! One of the most environmentally-friendly 
power supplies available, the EarthWatts 650 efficiently delivers 650 Watts of reliable and stable power while 
meeting 80 PLUS®, the highest independently certified standard in energy efficiency. That means the EarthWatts 650 
consumes up to 33% less energy than an equivalent power supply with absolutely no reduction in excellent 
performance. On top of that, the EarthWatts 650 boasts universal input to automatically work on any power grid on 
the planet, and a 120mm fan to keep cool. 
Get the power you need, reduce your operating costs, and 
protect the environment with the EarthWatts 650!
Over Voltage Protection (OVP)
Safety Protection
Environmental:
Operating Temperature
Net Weight
Safety Approvals
Size
Short Circuit Protection (SCP) 
Over Current Protection (OCP)
0°C to 50°C
5.75 lbs 
UL, CUL, FCC, TÜV, CE, C-tick, CCC, CB
3.4” (H) x 5.9” (W) x 6” (D)
UCC13# 0761345-27650-4  US 
UCC13# 0761345-04660-2  EC 
UCC13# 0761345-04661-9  GB
Input:
Input Voltage
Input frequency Range
Efficiency
Output:
SPECIFICATION:
•  ATX12V version 2.2
•  120mm low noise cooling fan
•  Three 12V output circuits provide added system stability
•  Industrial-grade protection circuitry prevents damage 
  resulting from short circuits, power overloads, 
  over voltage, and under voltage
•  80 PLUS® certified: reduces operating costs and protects the  
 environment
•  6 SATA connectors
•  One (6+2) PCI-E connector
•  Safety approvals: UL, CUL, FCC, TÜV, CE, CB, C-tick, CCC
•  Universal Input
•  Active Power Factor Correction (PFC)
•  PF value up to 99% 
•  AQ3 – Antec Quality three-year parts and labor warranty
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More than 80% efficien t
at 20%, 50% & 100% load
Output 
Voltage
1. +5 V
2. +12V
3. +12V
4. +12V
5.  -12 V
6. +5VSB
7. +3.3V
Max. Power Output: 650W
+3.3V and +5V total power cannot exceed 160W. 
+3.3V,+5V , +12V 
+12V
1
Antec—the leader in power supply technology since 1986. 
www.antec.com  1-800-22ANTEC (US) / +31 (0) 10 462-2060 (EU) 
100~240VAC ± 10% 
47Hz ~ 63Hz 
80% or higher
Load Range
Min
0.2 A
0.5 A
1
0.5 A
2
0.5 A
3
0 A
0 A
0.1 A
,+12V2 & +12V3 total power cannot exceed 631.5W.
,+12V2 & +12V3 total power cannot exceed 540W
1
Max
25.0 A
18.0 A
18.0 A
25.0 A
0.5  A
2.5  A
25.0 A
  Surge 
19(10ms)
19(10ms)
19(10ms)
3.5(17ms)
   Regulation
±5% 
±5% 
±5% 
±5% 
±10%
±5% 
±5% 
Ripple
50 
120
120
120
120
50
50
Ripple 
& noise
70
150
150
150
150
70
70