The 802.3at Gigabit POE Splitter compliants with 802.3af/at and it can adjust output power to 5V/9V/12V/18V by DIP. Model No.: PD591218G FEATURES   * IEEE802.3af/at compliance* 5V, 9V, 12V, 18V output adjustable by DIP* Maximum output power up to 25W* 10/100/1000Mbps duplex mode support* Additional +/-15KV of Ethernet isolation for ESD/Surge Protection* Support mid-span and end-span PSE* Resistant to harsh temperature (-40 degree C~ 75 degree C)* LED Indicate   If you have any further question or inquiry, please feel free to contact us.