Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 11am Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enter new zip code to refresh estimated delivery time.
The Snow Silent-1050 Active PFC 1050W Power Supply Unit from Sea Sonic Electronics delivers reliable and stable power to your desktop's components. Besides the standard motherboard, floppy, and CPU power connectors, it also comes with eight PCIe, five peripheral, and fourteen SATA connectors. To help improve the airflow within the case, you can remove the unused cables from the power supply. Furthermore, an 80 PLUS Platinum efficiency ensures power savings with up to 92% efficiency at 50% operating load.
This power supply unit employs a hybrid silent fan control to balance between silence and cooling. In addition, it uses high-quality conductive polymer aluminum solid capacitors and 221°F (105°C) Japanese aluminum electrolytic capacitors, ensuring stable operation under extreme conditions and extended life.
80 PLUS Platinum efficiency ensures power savings with greater than 92% efficiency at 50% operating load
DC connector panel with integrated voltage regulator module (VRM)
DC to DC converter design
Dual copper bars
Active power factor correction (99% PF typical)
Conductive polymer aluminum solid capacitors
Highly reliable 221°F (105°C) Japanese aluminum electrolytic capacitors
Gold-plated high current terminals
Ultra-tight voltage regulation
Dual-sided PCB layout
Hybrid silent fan control
Ultra ventilation (Honeycomb structure)
Full modular cabling design
Multi-GPU technology support
All-in-One DC cabling design
Universal AC input (Full range)
In the Box
SeaSonic Electronics Snow Silent-1050 Active PFC 1050W Power Supply Unit
Limited 7-Year Warranty
Table of Contents
Intel ATX12V / EPS12V
80 PLUS Platinum / Energy Star / ErP Lot 6 2013 compliant
Over Power Protection (OPP) / Over Voltage Protection (OVP) / Short Circuit Protection (SCP) / Under Voltage Protection (UVP) / Over Current Protection (OCP) / Over Temperature Protection (OTP)
Restriction on Hazardous Substances
WEEE / RoHS
AC Input Range
Full Range: 100 to 240 V (90 to 264 V maximum), 13 to 6.5 A, 50 / 60 Hz
1 x M/B 24/20 pin connector (610 mm) 1 x CPU 8/4 pin connector (650 mm) 1 x CPU 8 pin (650 mm) 8 x PCI-E 8/6 pin 5 x Peripheral 4 pin 14 x SATA 1 x Floppy
+3.3 V: 25 A +5 V: 25 A +12 V: 87 A -12 V: 0.5 A +5 Vsb: 3 A
+3.3 V: 125 W +5 V: 125 W +12 V: 1044 W -12 V: 6 W +5 Vsb: 15 W