SilverStone Nightjar NJ520

Ultimate fanless power supply with 80 PLUS Platinum

Introduction

The SilverStone Nightjar NJ520 is a fanless power supply designed to offer exceptional quietness and stability. Leveraging premium components and advanced engineering, it achieves 80 PLUS Platinum efficiency, minimizing wasted heat and enabling an open grille design for reliable operation without a fan. This noise-less performance is maintained through stringent electrical characteristics, even under a 40°C operating environment.

As a versatile power supply, the NJ520 provides a powerful +12V output of 43A, suitable for high-end system usage. Its flexible, flat modular cables facilitate easy assembly and improved case airflow. The Nightjar series PSUs are ideal for professionals building PCs or workstations for specialized environments like recording studios or sound-optimized laboratories, emphasizing quality, stability, and reliability.

Key Features

Fanless thermal solution, 0 dBA acoustics
High efficiency with 80 PLUS Platinum certification
100% modular cables for easy installation and cable management
Strict ±2% voltage regulation and low ripple & noise for high stability
24/7 continuous power output with 40°C operating temperature
Class-leading single +12V rail design
Supports PCI-E 8pin and PCI-E 6pin connectors

Specifications

General Specifications

Color: Silver
Cooling System: Fan Less thermal solution
Noise Level: 0 dBA minimum
Weight: 2.3 kg
Dimension (W x H x D): 150mm x 86mm x 160mm
MTBF: 100,000 hours
Operating Temperature: 0°C to 40°C

Performance Output

Total Max Output: 520W

Total Peak Output: 572W

+12V Output: 516W / 43A

Voltage and Current Ratings

Rail	+3.3V	+5V	+12V	-12V	+5Vsb
Max. Output	20A	20A	43A	0.5A	2.5A
Wattage	100W	516W	6W	12.5W

Connector Availability

Model No.: SST-NJ520

MB 24-Pin: 1x
CPU 4+4-Pin: 1x
PCI-E 6+2-Pin: 2x
SATA: 6x
Peripheral 4-Pin: 5x
Floppy 4-Pin: 1x

Performance Diagrams and Information

Efficiency: A graph showing efficiency percentage versus PSU load percentage, highlighting the 80 PLUS Platinum curve, indicating peak efficiency of 92% at 50% load.
Stability: A diagram illustrating voltage stability, showing acceptable ranges for ripple and noise at ±1%, ±2%, ±3%, and ±5%. The unit features strict ±2% regulation.
Dimensions: A diagram showing the power supply unit's dimensions: 150mm width, 86mm height, and 160mm depth. The PSU is designed to fit within standard PC cases.
Operating Temperature: The unit is rated for continuous power output at up to 40°C.
Quietness: The power supply operates at 0 dBA, meaning it is completely silent.

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