In-Win Classic Basic Series CB-1050W

SKU: IW-CB1050 Category:

Classic Basic Series CB-1050W

  • 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
  • Ultra Quiet Smart Fan Control Design
    The CB Series utilizes a smart temperature-controlled fan design. It has built-in control modes for three temperature ranges and automatically detects the output power to adjust the fan speed accordingly.
  • Digital Voltage Feedback Design
    The MCU digital voltage feedback control design is able to control the voltage output fluctuation at <+/-2% to provide consistent voltage output.
  • 5V and 3.3V DC to DC Design
    The CB Series’ DC to DC converter design provides a superior dynamic response, and supports a foundation for greater system stability.


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 D)
180 x 150 x 86mm
Package Dimensions
(L x W x D)
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.