Specifications

1. Overview
1.1 Introduction
Power Supply is a key component to meet all power requirements of PC
operation and maintain continuous stability and reliability of a computer
system. Cooler Master's power supply lets your PC operate more
efficiently as power comes into your PC. It also enhances system reliability
by preventing abnormal supply from spikes and surges. In addition, the
power supply provides your system with perfect protection. The RS-850-
ESBA / RS-A00-ESBA complies with ATX 12V V2.3 and EPS 12V V2.91
power supply that offers more power capacity for CPU usage.
1.2 Key Features
1. Compliance with the newest Intel standard ATX 12V V2.3
2. Compliance with the newest SSI standard EPS 12V V2.91
3. Super silent operation with intelligent fan speed control (< 16dBA)
4. Quad PCI-e connector satisfies high-end graphic card requirements
5. Support 6 rails 12V outputs for higher power usage
6. Green power design to meet energy star and blue angel requirements
7. More than 85% efficiency at typical load operation
8. Higher reliability (MTBF > 100,000 Hours)
9. Power Failure Detector will light up when Over-Voltage, Under-Voltage,
Over-Temperature, Over-Current, Over-Loading, and Short circuit
occur.
10. Active power factor correction (PF > 0.99)
11. Real power capacity satisfies high-end system operation
1.3 Model Descriptions
RS-850-ESBA: Modular 850W Active PFC Power Supply
2
User Manual / English
RS-A00-ESBA: Modular 1000W Active PFC Power Supply