# Coolmax 240-Pin 900W Power Supply with Active PFC 

- Category: Power Supply
- Brand: Coolmax
- Model: ZU-900B
- Part number: ZU-900B
- Price (US): currently unavailable
- Price last checked: 2026-08-05
- Rating: 3.6/5 from 11 Amazon reviews
- Warranty: 3 years
- Product page: https://buildmypc.net/component-details/power-supply/coolmax-zu-900b/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Coolmax |
| Model | ZU-900B |
| Power | 900 W |
| Efficiency | 80+ Bronze |
| Color | Black |
| Form Factor | ATX |

## Key Features

- Total Power: 900 W
- Native Connector: 1x 20+4-Pin Main Power Connector, 1x 4+4-Pin CPU Power Connector, 3x 15-Pin SATA Connectors, 1x 8-Pin Connector
- Modular Connector: 2x 6-Pin PCI-Express Connectors, 2x 6+2-Pin PCI-Express Connectors, 6x Peripheral Connectors, 6x 15-Pin SATA Connectors, 1x 4-Pin Floppy Connector
- Cooling System: 1x 140mm Quiet double ball bearing Fan
- 80 PLUS Bronze Certified - Up to 85% efficiency
- Supports ATX12V 2.3 and EPS12V 2.91 compliant

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