CoolBox - Basic 500GR

CoolBox Basic 500GR Power Supply Unit

The CoolBox Basic 500GR is a robust and reliable ATX power supply designed to deliver consistent performance for desktop computers, servers, and workstations. With its 300 W output capacity, it provides ample power for mid-range systems while maintaining energy efficiency and quiet operation.

Key Specifications

• Form Factor: ATX (Standard)
• Power Output: 300 W total, with a maximum of 500 W available on the +12V rail.
• Input Voltage: 100–240 VAC, 50/60 Hz – worldwide compatibility.
• Connector Types: 20+4 pin ATX motherboard connector, 1× 4‑pin floppy power, 2× SATA power connectors, and standard peripheral connections.
• Cooling: Active cooling with a single 120 mm fan featuring a low‑noise blade design and a durable metal frame.
• Dimensions: Height 140 mm, Width 150 mm, Depth 86 mm – fits standard ATX cases.
• RoHS Compliant: Meets the 2002/95/CE directive for hazardous substance restriction.

Electrical Performance

The unit delivers a stable supply across all voltage rails, ensuring system stability and longevity. The maximum current ratings are as follows:

• +12 V Rail: Up to 17 A (500 W)
• +5 V Rail: Up to 16 A (80 W)
• +3.3 V Rail: Up to 16 A (80 W)
• +5 VSB Rail: Up to 2 A (10 W)
• -12 V Rail: Up to 0.5 A (6 W)

Design and Build Quality

The CoolBox Basic 500GR features a metallic chassis that enhances heat dissipation while providing structural integrity. Its non‑modular cabling ensures a clean installation, with all cables neatly routed to reduce clutter and improve airflow within the case.

Cooling System

A single 120 mm fan is mounted on the rear of the unit. The fan employs a blade‑layer bearing, which offers low noise levels and high durability, making it suitable for both quiet builds and standard office environments.

Compliance and Certifications

The power supply adheres to RoHS standards, guaranteeing the absence of hazardous substances such as lead, mercury, cadmium, and certain flame retardants. This compliance not only protects users but also simplifies disposal and recycling processes.

Typical Applications

• Mid‑range desktop PCs for gaming or productivity.
• Home office workstations requiring reliable power delivery.
• Small server setups where a modest wattage is sufficient.
• Custom builds that prioritize quiet operation and efficient cooling.

Installation Overview

Installing the CoolBox Basic 500GR involves standard ATX procedures:

1. Mount the unit in the rear of the case using the provided screws.
2. Connect the 20+4 pin ATX cable to the motherboard.
3. Attach the 4‑pin floppy power connector if a legacy drive is present.
4. Secure SATA power cables to storage devices.
5. Ensure all connections are tight and that the fan is oriented for optimal airflow.

Performance Highlights

The CoolBox Basic 500GR delivers a stable, efficient power supply with minimal noise. Its active cooling system keeps temperatures low even under load, while its RoHS compliance ensures environmental responsibility. The unit’s compact dimensions and straightforward cable management make it an excellent choice for builders seeking reliability without unnecessary complexity.

Conclusion

The CoolBox Basic 500GR stands out as a dependable, efficient power supply that balances performance, quiet operation, and environmental compliance. Its solid build, comprehensive connector set, and robust electrical specifications make it an ideal component for a wide range of desktop computing needs.