FSP FSP500-50RAB power supply unit 500 W PS/2 Grey

The FSP FSP500-50RAB is a 500 W PS/2 redundant power supply designed for servers, workstations and automated systems. It provides hot-swap capability, an ATX-style front interface for easy integration into standard tower server chassis, and complies with current safety and EMC standards. The unit accepts an AC input range of 90–264 V at 47–63 Hz, features a consistent fan speed (1500 RPM) and carries an 80 PLUS Gold efficiency rating.

Advantages

The power supply offers redundant PS/2 form factor design with hot-swap support, allowing quick replacement without powering down the system. With 500 W total power and 80 PLUS Gold certification it delivers efficient, reliable power for continuous server operation. Its ATX-like front panel and 1500 RPM fan speed promote straightforward installation and stable thermal performance in tower server chassis.

Suitable for

• Rack or tower servers requiring redundant PS/2 power modules
• Workstations and communication equipment with continuous operation needs
• Industrial automation systems and home office servers
• Environments where hot-swap capability is required

Key specifications

• Total power: 500 W
• Form factor: PS/2 (front ATX-style interface)
• Input voltage: 90–264 V AC
• Input frequency: 47–63 Hz
• Efficiency: 80 PLUS Gold
• Fan speed: 1500 RPM
• Colour: Grey

How to use

Install the FSP500-50RAB into the compatible PS/2 bay of your server or chassis, ensuring the ATX-style front aligns with the chassis mounting. Connect the AC mains within the specified 90–264 V range and confirm the unit is properly seated for hot-swap operation. For redundant configurations, install multiple modules according to the server vendor’s instructions and verify redundancy through the system management interface.

Recommendations

Use in ventilated server enclosures and maintain ambient temperatures within the server manufacturer's specified range. Replace modules using hot-swap procedure to avoid system downtime and only use units meeting the same specifications for redundant arrays.