FANLESS DESIGN - Silent operation does not only provide a more pleasant working environment but also results in less power consumption and lower utility bills.
MICRO TOLERANCE LOAD REGULATION (under 0.5 %): This impressive electrical performance and stability makes this power supply an ideal choice for high-performance systems.
FULL MODULAR - Use only the cables you need to reduce clutter and improve airflow for a better ventilated system.
80 PLUS TITANIUM - Less energy gets wasted during power conversion; Cut down your electricity usage and be Eco-Friendly.
12 YEAR WORRY-FREE WARRANTY: Our commitment to superior quality.
+
+
Overview
Specs
Reviews (705)
Learn more about the SeaSonic USA PRIME FANLESS TX-700
General
Brand
SeaSonic
Series
PRIME Fanless TX
Model
PRIME FANLESS TX-700
Details
Type
ATX12V
Maximum Power
700 W
Fans
Fanless
Main Connector
20+4Pin
+12V Rails
Single
PCI-Express Connector
4 x 6+2-Pin
SATA Power Connector
10
Max PSU Length
170 mm
Modular
Full Modular
Energy-Efficient
80 PLUS TITANIUM Certified
PSU Noise Level
Cybenetics A++
Over Voltage Protection
Yes
Input Voltage
100 - 240 V
Input Frequency Range
50/60 Hz
Input Current
9.5 - 4.5 A
Output
+3.3V@20A, +5V@20A, +12V@58A, -12V@0.3A, +5VSB@3A
MTBF
150,000 Hours
Approvals
cTUVus, TUV, CB, CCC, BSMI, EAC, CE Energy Star, RoHS, WEEE, ErP Lot 6, REACH
Connectors
1 x MB (24/20 pins) 2 x CPU (8/4 pins) 4 x PCIe (8/6 pins) 10 x SATA 5 x Molex 1 x Molex to SATA 3.3 Adapter
Features
Features
Ultra High Efficiency, 80 PLUS Titanium Certified Fully Modular Cabling Design Seasonic Fanless Design Micro Tolerance Load Regulation (MTLR) [0.5 %] DC to DC Converter Design
Dimension & Weight
Dimensions
3.39" x 5.91" x 6.69"
Weight
4.17 lbs.
Additional Information
First Listed on Newegg
January 17, 2026
Customer Reviews of the SeaSonic USA PRIME FANLESS TX-700
There are no reviews yet.
Do you own this product?
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.