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Lian Li SX1200P 1200W 80+ Platinum Fully Modular ATX 3.1 Black

Lian Li SX1200P 1200W 80+ Platinum Fully Modular ATX 3.1 Black

MPN SX1200P.B UPC 840353052031

Wattage
1,200 W
Efficiency
80 PLUS Platinum
Modular
Fully modular
Form factor
ATX
Standard
ATX 3.1
12V-2x6
Yes

Best price now

$159.99

at

The store's own price · checked

Lowest price in 30 days

Lowest in 30 days: $159.99 · typical: $159.99

Near you

In stock at 33 stores nationwide.

Every real price drop the minute we find it: psu.live on Telegram · Discord

Where to buy

★ 4.5 out of 5 from 12 customer ratings at 2 stores. Some of these stores show one rating for several versions of a product. How we count

In store at 30 of 30 See stores · ★ 4.4 (9) $159.99 open box $128
In stock ★ 4.7 (3) · LIAN LI (marketplace seller) · free ship · $159.99
In stock Amazon.com · free ship · $159.99
In stock ★ 4.7 (3) · Newegg · free ship · $159.99
In stock Beach Audio Inc (marketplace seller) · free ship · $159.99
Not confirmed Adorama · $159.99
Not confirmed -

In-store stock · 33 stores

Set your ZIP to sort by distance
StorePriceStockOpen boxProduct page
MCPhoenix AZ · Closed $160 10 -
CCSan Francisco CA $160 1 -
CCSanta Clara CA $160 1 -
MCSanta Clara CA · Closed $160 7 -
CCSunnyvale CA $160 2 -
MCTustin CA · Closed $160 23 -
MCDenver CO · Closed $160 12 -
MCMiami FL · Closed $160 11 -
MCDuluth GA · Closed $160 7 -
MCMarietta GA · Closed $160 6 -
MCChicago IL · Closed $160 6 -
MCWestmont IL · Closed $160 10 -
MCIndianapolis IN · Closed $160 6 -
MCOverland Park KS · Closed $160 6 -
MCCambridge MA · Closed $160 12 -
MCParkville MD · Closed $160 4 -
MCRockville MD · Closed $160 4 $128
MCMadison Heights MI · Closed $160 9 -
MCSt. Louis Park MN · Closed $160 13 -
MCBrentwood MO · Closed $160 7 -
MCCharlotte NC · Closed $160 9 -
MCNorth Jersey NJ · Closed $160 9 -
MCBrooklyn NY · Closed $160 6 -
MCFlushing NY · Closed $160 3 -
MCWestbury NY · Closed $160 6 -
MCYonkers NY · Closed $160 4 -
MCColumbus OH · Closed $160 9 -
MCMayfield Heights OH · Closed $160 7 -
MCSharonville OH · Closed $160 8 -
MCSt. Davids PA · Closed $160 8 -
Price history

Lowest in-stock price by retailer

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Specifications

Power

Wattage
1,200 W
Efficiency
80 PLUS Platinum
Cybenetics rating
Platinum
Standard
ATX 3.1
Native 12V-2x6 / 12VHPWR
Yes

Build

Form factor
ATX
Modular
Fully modular
Depth
140 mm
Warranty
10 years

Wrong price, stock or spec? Tell us

Full spec sheet from Newegg
Details/PFC
Active PFC, PF > 0.95 under full load @ 115Vac, 60Hz
Details/MTBF
100,000 hrs minimum 25℃/75% Load
Details/Type
ATX
General/Brand
LIAN LI
Details/Maximum Power
1200 W
Details/PSU Noise Level
39.9 dB
Details/Input Frequency Range
100-240Vac
Dimensions & Weight/Dimensions
150mm(W)x86mm(H)x140mm(D)
Additional Information/First Listed on Newegg
February 02, 2026
Full spec sheet from Adorama
family
LISX1200PW
Full spec sheet from Best Buy
UPC
840353052031
Brand
Lian Li
Color
Black
Modular
Fully modular
Wattage
1200 watts
Form Factor
ATX
Model Number
SX1200P.B
Product Name
SX 1200W Full Modular ATX Form Factor Power Supply with 12V-2x6 Cable - ATX 3.1 & PCIE 5.1 Compliant (SX1200P.B)
ATX Connector
1
Product Width
150 millimeters
PCIe Connector
6
Product Height
86 millimeters
Product Length
140 millimeters
Product Weight
84.64 ounces
SATA Connector
8
EPS12V Connector
2
Warranty - Labor
Limited Warranty period (labor): 1 year
Warranty - Parts
10 years
Energy Efficiency
80 PLUS Platinum
PCI Express Version
PCI Express 5.1
Power Cord Included
true
Peripheral Connector
4
Full spec sheet from Micro Center
PFC
Active
SKU
922617
UPC
840353052031
MTBF
100,000 Hours
Color
Black
Labor
10 Year Limited
Parts
10 Year Limited
Width
5.91 in. (150.00 mm)
Height
3.39 in. (86.00 mm)
Rating
80 PLUS Platinum Certified
Modular
Fully-Modular
Wattage
1200 Watts
Mfr Part#
SX1200P.B000.US
+12V Rails
1
NVIDIA SLI
SLI Compatible
Protection
OPP / NLP / OVP / SCP / OCP / OTP / SIP / UVP
Form Factor
ATX
ATX Connector
20+4-pin
ATi CrossFire
CrossFire Compatible
Input Voltage
100V - 240V
ATX Compliance
ATX 3.1
SATA Connector
8
Molex Connector
4
ATX 12V Connector
2 x 4+4-pin
What's in the Box
PSU, ATX Cable, 2x CPU Cables, 4x PCIe Cables, 1x 16-pin PCIe Cable, 2x SATA Cables, 1x Peripheral Cable, AC Power Cord
Graphics Connector
2 x 6+2-pin, 3 x 8-pin 1 x 12+4-pin
Power Supply Depth
5.51 in. (140.00 mm)
Input Frequency Range
50Hz - 60Hz

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