Check the listing for details. Raspberry Pi 4 4B 3B+ 3B Plus PoE HAT Power Over Ethernet IEEE802.3af DC 5V 2.5A. Condition: New. Listed at 10.29 USD. DSLRKIT Power over Ethernet (PoE) HAT for Raspberry Pi 4B 3B+ 3B Plus Maximum.12Watt DC5V 2.5A With 1.5KV isolation Compatible unsolicited Passive PoE Switch Note: The product must be used in conjunction with a Raspberry Pi 4B 3B+ and a PoE switch (or PoE injector) Compatible with IEEE 802.3af / 802.3at standard POE switches (secure power supply): 8 Ports Ethernet Gigabit 8 PoE Switch 120W 802.3af http://www.ebay.com/itm/201396693014 5 Ports Ethernet Gigabit PoE Switch 4 PoE IEEE802.3af http://www.ebay.com/itm/191632746362 5 Ports Ethernet 10/100mbps PoE Switch 802.3at https://www.ebay.com/itm/191902466234 5 Ports Ethernet 10/100mbps PoE Switch 802.3at https://www.ebay.com/itm/201994186442 9 Ports Ethernet 10/100mbps PoE Switch 802.3at https://www.ebay.com/itm/201994199893 Compatible Non-standard 48V~52V Passive PoE switches and PoE injector Gigabit 48V PoE Injector Adapter https://www.ebay.com/itm/202563059094 Gigabit 48V 120W 8 Ports 7 PoE Injector PoE Switch: http://www.ebay.com/itm/191784190108 10/100mbps 48V 120W 9 Ports Passive PoE Switch: http://www.ebay.com/itm/201509599271 10/100mbps 48V 72W 5 Ports Passive PoE Switch: http://www.ebay.com/itm/191917492518 250meter 10/100mbps 52V 120W 10 Ports Passive PoE Switch(Gigabit UpLink): http://www.ebay.com/itm/202326943534 250meter 10/100mbps 52V 120W 10 Ports Passive PoE Switch: http://www.ebay.com/itm/201897338202 250meter 10/100mbps 52V 75W 6 Ports Passive PoE Switch: http://www.ebay.com/itm/202185617429 Cost-effective choice Gigabit 48V PoE Injector Adapter https://www.ebay.com/itm/202563059094 48V 0.5A Passive PoE injector(10/100mbps): http://www.ebay.com/itm/191011392732 Specification: Compliant IEEE802.3af PoE standard Support the IEEE 802.3af/802.3at the Power over Ethernet PoE Switch Support 48V~57V Passive Power Over Ethernet PoE Switch Support 48V~57V Passive Power Over Ethernet PoE injector Support Power sourcing equipment (PSE) Power Pin:support both 1/2(+/-),3/6(-/+) or 4/5(+),7/8(-) Isolation: 2.5kV Power Input: DC38~57V Power Output: DC5V 2.5A Operation Temperatue:-10℃ ~ 75℃ Storage Temperature:-30℃ ~ 80℃ Item Included: DC5V 2.5A Raspberry Pi 4B 3B+ PoE HAT x1 Plastic fixed column x2