SeaSonic M12II-620 Review & Specs

SeaSonic M12II-620 80 PLUS Bronze SS-620GM

SeaSonic M12II-620 80 PLUS Bronze SS-620GM

- SeaSonic

★ ★ ★ ★ ★
(91 reviews)

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  • SeaSonic Electronics launches the M12II “Bronze” Series, the new and upgraded version of the M12II “Bronze” Series in response to the growing demand and anticipation for more energy-efficient products. The M12II Bronze Series inherits the same output and wattage options as well as the superb quality and ultimate silence from the M12II Series.

Specifications Overview

Model SS-620GM2
Release Date July 2011

* First availability for purchase, it may not correspond to the actual market launch date.

Wattage 620W
Type ATX12V / EPS12V
Modular Full
Efficiency 80+ Bronze
Output +3.3V@24A, +5V@24A, +12V1@24A, +12V2@24A, -12V@0.8A, +5VSB@2.5A
PCI-Express 6+2 Pin Connectors 4
PCI-Express 6 Pin Connectors 0
EPS Connectors 1
SATA Connectors 8
Molex Connectors 5
Length 160.00mm


  • Excellent DC Output Quality
  • Quiet
  • Good build quality
  • 80 PLUS Bronze, but efficient as much as a Silver
  • Modular


1. AC input & DC output voltages ( 100~240V, 50/60Hz )

2. Wire Configuration

3. Dimension: W160 x L150 x H86 mm

4. Total Protection
Over Voltage / Over Power / Short Circuit Protection
Total protection for your power supply, your system and yourself.

5. Operating Environment
Operating temperature: 0 to 50°C. Relative Humidity: 20% to 80%.
(The rated power will reduce from 100% to 80% from 40°C to 50°C)
Relative Humidity: 20% to 80%.

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