Be Quiet! 400W System Power 9 CM PSU, Semi-Modular, Sleeve Bearing, 80 Bronze, Dual 12V, Cont. Power

be quiet! System Power 9 400W CM offers renowned be quiet! reliability and quietness for cost-effective and reliable systems.

    Rock-solid stability with two strong 12V-rails

    DC-to-DC technology for tight voltage regulation 

    Multi-GPU support with two PCIe connectors

    Temperature-controlled 120mm fan reduces system noise

    Stand-by drain of less than 0.15 watts

    80 PLUS® Bronze efficiency (up to 89%)

    Semi-modular, high-quality sleeved and flat cables

    All-in-one cable with S-ATA, HDD and FDD connectors

    Complete suite of top safety features

    Meets latest Intel® C6/C7, ErP and Energy Star 6.1 guidelines

    3-year manufacturer’s warranty

Very Quiet Operation 

    System Power 9 400W CM is equipped with a temperature-controlled 120mm fan. It provides you with the low noise operation that be quiet! is famous for, built into an entry-level system.

80 Bronze Certification 

    The 80 PLUS Bronze certification is convincing evidence of this PSU’s efficient and power saving operation. It is a remarkable achievement for this class of PSU, realizing an efficiency rating of up to 89%. 

High Performance for Your System

    System Power 9 400W CM provides stable and dependable power for CPU and GPU. It is equipped with two independent 12V-rails and supports several graphics cards with two PCI express connectors for multi-GPU systems.

Innovative DC-to-DC Conversion 

    The PSU is equipped with DC-to-DC conversion for tight voltage regulation, even under heavy cross-loading conditions. This ensures reliable operation and makes it ready for the next generation of processors and graphics cards.

Semi-Modular Cable Management 

    System Power 9 400W CM comes with full high-quality black sleeved cables that add a touch of class to any PC system. Thanks to the semi-modular cable management, cables that serve no purpose in the system are left out.

Comprehensive Protection

    Top component protection with a full suite of safety functions, including OCP, OVP, OPP, OTP UVP and SCP, which provide the ultimate in secure operation.

Specification

Form Factor: ATX

Modular: Semi Modular

Series: Be Quiet! System Power 9

Compatability: ATX 12V v2.51

Wattage: 400 W

Connectors: “1 x ATX-Motherboard (20 4-pin)

1 x P4 4 (CPU)

2 x PCI-E 6 2-pin (GPU)

2 x PATA 4-pin

5 x SATA 15-pin (HDD, Drives)

1 x FDD (Floppy) “

Rail Design: Dual 12V

AC Input: AC200-240 V

PFC: Active PFC

Fan Type: High-quality 120mm fan

Sleeve Bearing

Fan Bearing: Sleeve Bearing

Noise: dB(A) at 20% load: 9.3

dB(A) at 50% load: 9.7

dB(A) at 100% load: 15

80 Certification: 80 Bronze

Efficiency: Up to 89%

MTBF: “100,000 hours”

Protection: Over current

Over voltage

Under voltage

Short circuit

Over temperature

Over power

Features: See Overview

Weight/Dimensions: 1.49 kg

140 x 150 x 86 mm

Package Weight: 2.3000 kg

Warranty: 3 Years