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Raspberry Pi 4 PoE HAT 802.3af Power Over Ethernet Expansion Board with Cooling Fan Temperature OLED for Raspberry Pi 3B+ 4B
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UCTRONICS PoE HAT for Raspberry Pi 4 with Case, 802.3at Power Over Ethernet Expansion Board for Pi 4 B Board, with Cooling Fan
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PepperTech Digital Raspberry Pi PoE Power over Ethernet HAT and Heatsink Kit for Raspberry Pi 3 B+ and Raspberry Pi 4 Computers - Walmart.com
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Discontinued] PoE HAT for Raspberry Pi 4, UCTRONICS Mini Power over Ethernet Expansion Board for Raspberry Pi 4 B 3 B+, with Cooling Fan
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