InWin CB1250W Platinum Modular Power Supply User Manual
- June 4, 2024
- InWin
Table of Contents
CLASSIC BASIC SERIES
CB1250W
**User Manual
**
Product Story
80 PLUS ® Platinum Certified Power Supply The CB Series is our high-
performance power supply, which is 80 PLUS Platinum certified. We use quality
components and structure to ensure stability and top performance in your PC
Build.
The Classic Basic Series is the best choice for a powerful and reliable PSU.
Features
Platinum Certified Power Supply
- Ultra Quiet Smart Fan Control Design
- 5V and 3.3V DC to DC Design
- Highly Reliable Japanese Electrolytic Capacitors
- A 7-Year Warranty
Specifications
| Model | CB-1250W |
|---|---|
| Part Number | IW-CB1250 |
| Total Power | 1250W |
| Material | SEC |
| 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
Dimensions (L x W x D)| 180 x 150 x 86mm
Package Dimensions
(L x W x D)| 220 x 360 x 100mm
Net Weight| 3.5kg
Gross Weight| 4.1kg
Warranty| 7 Years
Connectors| 20+4 Pin
Motherboard| 1
---|---|---
8 (4+4) Pin CPU| 2
8 (6+2) Pin PCI-E| 8
4 Pin Peripheral| 3
SATA (90 Degree)| 16
Floppy| 1
AC INPUT| 100-240Vac. ,15A ,50-60Hz
---|---
DC OUTPUT| +12V| +5V| +3.3V| -12V| +5VSB| Total
Power
Max. Output Current| 104.2A| 25A| 25A| 0.3A| 3.0A| 1250W
Max. Combined Power| 1250W| 130W| 3.6W| 15W
- InWin products comply with RoHS regulations
- Specifications may vary based on different regions
Package Contents
CB Series
Power Supply Unit
Modularized Cables bag
QR Code Card
https://www.in-win.com/en/manual/gaming-power-supply/80-plus-platinum
Modularized Cables bag
Cable Information
| 20+4 Pin Motherboard | 8 (4+4) Pin CPU |
|---|
| 
8 (6+2) Pin PCI-E| 4 Pin Peripheral
| 
SATA (90 Degree)| Floppy
|
Installation
-
Make sure the power supply’s AC power cable is not connected before installation.
-
Place the power supply unit into the space provided in the case and secure the power supply unit with the screws.
-
Connect 24-pin power to the 24-pin socket on the motherboard.
-
Connect the 8-pin +12V cable to the motherboard.
A. If your motherboard has an 8-pin +12V socket, connect the 8-pin cable directly to your motherboard.
B. If your motherboard has a 4-pin socket, detach the 4-pin from the 8-pin cable, and plug the 4-pin cable directly into your motherboard. -
Connect the peripheral cables, PCI-Express cables, and SATA cables to the appropriate socket.
-
Make sure all the cables are tightly connected and save any unused modular cables for future usage.
-
Connect the AC power cord to the power supply, and turn it on by switching the power button to the “I” position.
Troubleshooting
These troubleshooting points will help you diagnose and solve problems with your power supply if the unit fails to operate properly:
- Please make sure the power supply and power cord are connected properly.
- Please make sure the power cord is plugged into the power socket.
- Please make sure the power supply I/O button is switched to the “I” position.
- Please check if all the connectors (motherboard and peripheral) are connected properly.
- Please allow a 5-second interval before turning the power on again when the power supply is switched off manually.
- If you are still experiencing difficulties, please contact your local distributor for an RMA.
Notices and Warranty
■ Notices
- Please use the anti-static precautions while installing the components to prevent damage and injury.
- Install in accordance with the user manual’s instructions and safety warnings.
- High voltages are present in the power supply. Do not open the power supply case. Any modifications may damage the product and may place the user at risk.
- Do not use the power supply if it has been wet or damaged to avoid electric shock or injury.
- Do not install the power supply near any heat sources such as radiators, heat registers, or other apparatus that produces heat.
- Do not insert any objects into the open ventilation or fan grill area.
- Use only InWin-supplied cables. Other cables might not be compatible and could cause serious damage to your system and power supply.
- Do not modify the cables and/or connectors included with the power supply.
Notices and Warr
■ Warranty
- InWin provides a 7-year warranty on the product. The warranty covers malfunctions or flaws before customer use. The warranty starts from your initial purchase (according to the date on your receipt). Please note that we do not honor the warranty for the product if is not purchased personally or if it is purchased through an unauthorized distribution channel.
- This limited warranty shall not apply if the defect was caused through any of the following:
- Abuse and misuse, 2) operation outside of product specification, 3) unauthorized service or modification, and 4) altered products.
- For more detailed warranty information, please visit the InWin retail website at www.in-win.com.
- The actual product is subject to change without prior notice. In Win Development Inc. reserves the right to make final modifications.
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