Spare Fan Module for DXS-3610 Series - DXS-FAN200 Gamer it can actively back-up four

it can actively back-up four compatible D-Link switches while using PD power connection box

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

40G Ethernet speeds

6 W/100 V39

IP66 water-resistant and dust-tight housing with an operating temperature range of -30 to 50 °C

Spare Fan Module for DXS-3610 Series - DXS-FAN200 Gamer it can actively back-up fourFan tray with front to back airflow for DXS 3610 54S, 3610 54T Compatibility DXS 3610 54S DXS 3610 54T MTBF 457 518 h Dimensions 1. 6 in x 4. 6 in x 1. 7 in Weight 6 oz Humidity Range Operating 0 95% (non condensing) Max Operating Temperature 113 F Min Operating Temperature 32 F