InWin CB-1250W 1250W fully modular 80PLUS platinum


80 PLUS® Platinum Certified Power Supply

The CB Series delivers up to 92% conversion efficiency. This power supply with a new circuit design is able to maintain consistent conversion efficiency even under low loading conditions.

Regular Stock. Please contact our sales at 780-481-8855 to get current availability. Holds limited to 24 hours maximum.

SKU: PS1IN4PS1017 Category:



Model CB-1050W CB-1250W
Part Number IW-CB1050 IW-CB1250
Total Power 1050W 1250W
Material SECC
Type ATX12V V2.4 / EPS12V V2.92
Cable Management Fully Modular
PFC Active PFC ( >0.9)
Efficiency 80 PLUS Platinum
MTBF (Hours) >100,000 hrs.
AC Input 100 – 240Vac. 50-60Hz
Fan 135mm Double Ball Bearing Fan
50% Load Typical Fan Noise(dBA) < 25dBA
Operating Temperature Range (℃) 0~50℃
Full Protection OCP / OVP / UVP / SCP / OTP / OPP
Safety Certifications cTUVus / TUV / CB / BSMI / CE / FCC / EAC / RCM
(L x W x H)
180 x 150 x 86mm
Package Dimensions
(L x W x H)
220 x 360 x 100mm
Net Weight 3.4kg 3.5kg
Gross Weight 4.0kg 4.1kg
Warranty 7 Years
Connectors 20+4 Pin Motherboard 1
8 (4+4) Pin CPU 2
8 (6+2) Pin PCI-E 6 8
4 Pin Peripheral 3
SATA (90 Degree) 16
Floppy 1
* InWin products comply with RoHS regulations.
* Specifications may vary based on different regions.

  • 1250W
AC INPUT 100-240Vac., 15A, 50-60Hz
DC OUTPUT +12V +5V +3.3V -12V +5VSB +5V&+3.3V Combined Total Power
Max. Output Current 87.5A 25A 25A 0.3A 3.0A 130W 1050W
Max. Combined Power
Max. Output Current 104.2A 25A 25A 0.3A 3.0A 130W 1250W
Max. Combined Power

Additional information

Weight 12 lbs
Dimensions 14 × 11 × 6 in