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

MPN SX1200P.W UPC 840353052116

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

The store's own price · checked 2 min ago · 7:24 AM

Lowest price in 30 days

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

or $99.99 from a 3rd-party seller on Newegg

Near you

In stock at 33 stores nationwide.

Save Compare Price & stock alerts

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

Where to buy

★ 4.9 out of 5 from 7 customer ratings at 3 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 · ★ 5.0 (3) $159.99

In store at 3 of 5 See stores $159.99

In stock ★ 4.7 (3) · FlashDeal (marketplace seller) · free ship · 2 days ago · Fri 9:33 PM $99.99

In stock ★ 4.7 (3) · LIAN LI (marketplace seller) · free ship · just now · 7:26 AM $159.99

In stock Amazon.com · free ship · 5 hr ago · 2:15 AM $159.99

In stock Tech Wave (marketplace seller) · free ship · 47 min ago · 6:39 AM $159.99

In stock ★ 4.7 (3) · Newegg · free ship · 1 hr ago · 6:12 AM $159.99

Not confirmed Adorama · Nov 5, 6:25 PM $159.99

Out of stock ★ 4.7 (3) · SpicyBomb (marketplace seller) · free ship · Oct 29, 11:20 PM $164.99

Out of stock ★ 4.7 (3) · BeachAudio (marketplace seller) · free ship · Oct 30, 10:52 PM $167.69

Out of stock ★ 4.7 (3) · IPC Store (marketplace seller) · free ship · Oct 14, 11:20 PM $186.74

Out of stock ★ 4.7 (3) · BTE Outlet (marketplace seller) · free ship · Oct 31, 12:32 PM $293.98

Not confirmed Oct 8, 12:58 AM -

Not confirmed ★ 5.0 (1) · Oct 8, 1:29 AM -

In-store stock · 33 stores

Set your ZIP to sort by distance

Store	Price	Stock	Open box
MCPhoenix AZ · Closed	$160	5	-
CCSan Francisco CA	$160	1	-
MCSanta Clara CA · Closed	$160	2	-
CCSanta Clara CA	$160	1	-
CCSunnyvale CA	$160	1	-
MCTustin CA · Closed	$160	10	-
MCDenver CO · Closed	$160	8	-
MCMiami FL · Closed	$160	8	-
MCDuluth GA · Closed	$160	6	-
MCMarietta GA · Closed	$160	7	-
MCChicago IL · Closed	$160	6	-
MCWestmont IL · Closed	$160	7	-
MCIndianapolis IN · Closed	$160	5	-
MCOverland Park KS · Closed	$160	5	-
MCCambridge MA · Closed	$160	8	-
MCParkville MD · Closed	$160	6	-
MCRockville MD · Closed	$160	5	-
MCMadison Heights MI · Closed	$160	4	-
MCSt. Louis Park MN · Closed	$160	8	-
MCBrentwood MO · Closed	$160	7	-
MCCharlotte NC · Closed	$160	5	-
MCNorth Jersey NJ · Closed	$160	5	-
MCBrooklyn NY · Closed	$160	5	-
MCFlushing NY · Closed	$160	6	-
MCWestbury NY · Closed	$160	6	-
MCYonkers NY · Closed	$160	3	-
MCColumbus OH · Closed	$160	7	-
MCMayfield Heights OH · Closed	$160	6	-
MCSharonville OH · Closed	$160	7	-
MCSt. Davids PA · Closed	$160	6	-

Price history

Lowest in-stock price by retailer

Show as table

Time	Retailer	Lowest in stock

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: August 25, 2026

Full spec sheet from Adorama

family: LISX1200PW:family

Full spec sheet from Best Buy

UPC: 840353052116
Brand: Lian Li
Color: White
Modular: Fully modular
Wattage: 1200 watts
Form Factor: ATX
Model Number: SX1200P.W
Product Name: SX 1200W Full Modular ATX Form Factor Power Supply with 12V-2x6 Cable - ATX 3.1 & PCIE 5.1 Compliant (SX1200P.W)
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: 922633
UPC: 840353052116
MTBF: 100,000 Hours
Color: White
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.W000.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