Power Supply Unit Synology PSU 500W_4 500W

The Synology PSU 500W_4 is a 500 W power supply unit designed for compatible Synology rack and expansion models. It provides stable power for NAS and server enclosures and is intended as an original-replacement or spare power module for systems listed as compatible. The unit has a non-modular cable design and comes in a grey housing with compact dimensions suitable for rack integration.

Advantages

The power supply delivers a total power output of 500 W and uses a 24-pin ATX motherboard power connector. Its OEM compatibility with RS2416+, RX1217 and RS3618xs ensures straightforward replacement. The unit is relatively light (1.69 kg) and sized to fit standard Synology chassis, helping maintain consistent power delivery and system stability.

Suitable for

• Synology RS2416+ servers
• Synology RX1217 expansion units
• Synology RS3618xs servers

Key specifications

• Total power: 500 W
• Motherboard power connector: 24-pin ATX
• Cabling type: non-modular
• Product colour: Grey
• Weight: 1.69 kg
• Dimensions (W×D×H): 150 × 145 × 86 mm
• Brand: Synology
• MPN: PSU 500W_4
• EAN: 4711174729166

How to use

Power off the host device and disconnect it from the mains before installing the PSU. Remove the existing power supply following the manufacturer service instructions for your Synology model, install the PSU 500W_4 into the designated bay, and reconnect internal and external power connectors securely. After installation, power on the device and verify normal operation and power stability via the system management interface.

Recommendations

Use this unit as a direct replacement for the listed compatible Synology models. For safe handling, avoid installing or removing the PSU while the system is powered. Confirm firmware and hardware compatibility with your Synology model and consult Synology documentation for service procedures and warranty information.