The DPS-520 provides power supply redundancy and resiliency for Power over Ethernet (PoE). It ensures continuous device activity and offers protection against device power supply failures by providing seamless failover for D-Link switches such as the DGS-1520 series.

• Cost-effective solution that supports up to four switches
• 180W total power budget
• Auto Discovery: automatically discover powered device (PD) to immediately deliver power
• RPS Port Priority: allows network administrator to define RPS failover policy
• Status Reporting: status information can be monitored through any web browser, allowing administrators to backup a failed switch.