The Seasonic PRIME PX 1600W ATX 3.1 is a flagship fully modular power supply designed for high-end gaming systems, professional workstations and demanding high-power applications. Its 80 PLUS Platinum certification combines excellent efficiency with ATX 3.1 and PCIe 5.1 compatibility. Native 12V-2x6 connectivity, Micro Tolerance Load Regulation, 105°C Japanese electrolytic capacitors and Digital Hybrid Fan Control with a 135mm Fluid Dynamic Bearing fan provide premium electrical performance and long-term reliability.

Key Features
80 PLUS Platinum (92% efficiency at 50% system load).
ATX 3.1 and PCIe 5.1 support.
Native 12V-2x6 connectivity for modern graphics cards.
Fully Modular cable design.
135mm Fluid Dynamic Bearing (FDB) fan.
Digital Hybrid Fan Control.
Micro Tolerance Load Regulation.
105°C-rated Japanese electrolytic capacitors.
Comprehensive OCP, OPP, OTP, OVP, SCP and UVP protection.
12-year manufacturer's warranty.

Full Specification
Model:
PRIME PX 1600W ATX 3.1

Manufacturer Part Number:
PRIME-PX-1600-ATX30

Output Power:
1600W continuous power

Efficiency:
80 PLUS Platinum (92% efficiency at 50% system load)

Voltage Rails:
Single +12V rail

+12V Output:
133.3A / 1600W

ATX Form Factor:
ATX/EPS

ATX Standard:
ATX 3.1

PCIe Standard:
PCIe 5.1

Cabling:
Fully Modular

Connectors:
1 x 20+4-pin ATX
3 x 4+4-pin CPU/EPS
2 x native 12V-2x6
6 x 6+2-pin PCIe
16 x SATA
2 x SATA 3.3V
3 x 4-pin Molex

Fan:
135mm Fluid Dynamic Bearing (FDB) fan

Fan Speed Control:
Digital Hybrid Fan Control

Power Input:
100-240V AC, 50/60Hz; full 1600W output available from 115-240V AC

Operating Temperature:
0-50°C

Power Output:
DC outputs: +12V, +5V, +3.3V, -12V and +5VSB

Cable Set:
Individual black cables with braided pattern

Protection:
OCP - Over Current Protection
OPP - Over Power Protection
OTP - Over Temperature Protection
OVP - Over Voltage Protection
SCP - Short Circuit Protection
UVP - Under Voltage Protection

Special Features:
Micro Tolerance Load Regulation, 105°C Japanese electrolytic capacitors and native PCIe 5.1 12V-2x6 connectivity

Warranty:
12-year manufacturer's warranty

Dimensions without cable (L x W x H), (mm)
210 x 150 x 86