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12-52V Gigabit Power Over Ethernet Passive PoE injector Splitter for IP camera
DSLRKIT 250M 10 Ports 8 PoE Switch Injector Power Over Ethernet 52V 120W max140W | eBay
Gigabit PoE 52V 30W Adapter/Injector - UK Plug
52V 30W passive POE injector 45+ 78- pins gigabit compliant 48V camera,wireless AP and IP phone
Gigabit Power over Ethernet (PoE) 52V 1.25Amp 65 Watt (2 x RJ45) & Cord.
Amazon.com: STEAMEMO AI PoE Switch, 52V 52W (4 POE Ports +2 Uplink) 100Mbps,802.3af/at, Unmanaged Network Extender Power Over Ethernet for IP, Extend Function,Metal Plug and Play : Electronics