LIAN LI

LIAN LI G9P 1200W ATX power supply 80 PLUS Gold

  • CPU power cable length700
  • AC input voltage100 – 240 V
  • Noise level36.27 dB
  • Width86 mm
  • Motherboard power connector20+4 pin ATX
  • Bearing technologyFDB

The LIAN LI G9P is a 1200W ATX power supply built for high-end desktop PC builds that demand stable, efficient power delivery. With 80 PLUS Gold certification, it converts mains power to DC with minimal energy waste, keeping your electricity bills lower while running demanding components reliably.

Description

Efficient power for demanding builds

  • 1200W capacity supports multi-GPU systems and power-hungry CPUs without compromise
  • Fully-modular cables let you connect only what you need, reducing clutter and improving airflow inside your case
  • 80 PLUS Gold efficiency rating ensures less heat generation and lower running costs
  • 135mm fan with smart thermal control keeps noise minimal during everyday use
  • White finish matches modern PC chassis and clean build aesthetics

Ideal for enthusiasts building high-end gaming rigs, content creators running rendering workloads, or anyone upgrading to power-intensive components like RTX 4090s or high-core-count processors.

Specifications

General

BrandLIAN LI
Product colourWhite
PurposePC
ATX version3.1
Cabling typeFully-Modular
Fan diameter135
Number of fans1
Mean time between failures (MTBF)100000
EAN4718466018762

Processor

CPU power cable length700

Ports

Motherboard power connector20+4 pin ATX
ATX power connector (20+4 pin)Yes
PCI Express power connectors (6+2 pin)2
Peripheral (Molex) power connectors (4-pin)4

Battery & power

AC input voltage100 – 240 V
AC input frequency50/60
Total power1200
Input current8 - 15
Combined power (+5V)100
80 PLUS certification80 PLUS Gold
Combined power (+12V)1200
Combined power (+3.3V)100
Combined power (+5Vsb)100
Power protection featuresNo load operation/Over current/Over power/Over voltage/Short circuit/Surge & inrush protection (SIP)/Under temperature/Under voltage
Motherboard power cable length620
PCI Express power cable length650
Power Factor Correction (PFC) typeActive
Power supply unit (PSU) form factorATX
Peripheral (Molex) power cable length500

Performance & capacities

Noise level36.27 dB
Operating temperature (T-T)0 – 40 °C
Fan speed0 - 2400

Features

Bearing technologyFDB

Dimensions & weight

Width86 mm
Depth150 mm
Height150 mm