DescriptionThe Waveshare PoE / PoE+ HAT (J) is a compact Raspberry Pi 5 / CM 5 PoE HAT for projects that need network and power through one Ethernet cable. It supports the IEEE 802.3af/at PoE / PoE+ network standard, uses an isolated switched-mode power supply design and provides up to 5V 5A output through the GPIO header.This Waveshare PoE HAT J is useful for Raspberry Pi 5 and CM 5 installations in network devices, edge gateways, lab builds and low-maintenance embedded systems. SKU 34611 is the the PoE HAT (J) only version; Raspberry Pi 5, CM 5, switch, Active Cooler and official case are not included.Features IEEE 802.3af/at PoE / PoE+ support for power and network over one Ethernet cable. 5V 5A GPIO output for stable Raspberry Pi 5 / CM 5 power delivery. 38V - 57V DC PoE input, suitable for compatible PoE routers and switches. Isolated switched-mode power supply for stable PoE power performance. Standard Raspberry Pi 40PIN GPIO header for straightforward assembly. Compact 64.98 x 64.98mm format, suitable for Raspberry Pi 5 PoE projects. Compatible with Raspberry Pi 5 Official Active Cooler according to the official Waveshare product page. Specifications Product Name PoE / PoE+ HAT (J) For Raspberry Pi 5 / CM 5 Brand Waveshare Product Type Raspberry Pi PoE HAT Compatibility Raspberry Pi 5 / CM 5 PoE Power Input 38V - 57V DC input Power Output GPIO header: 5V 5A (MAX) Network Standard IEEE 802.3af/at PoE / PoE+ GPIO Connector Standard Raspberry Pi 40PIN GPIO header Power Architecture Isolated switched-mode power supply (SMPS) Dimensions 64.98 x 64.98mm Official Weight 39g Version the PoE HAT (J) only Applications Raspberry Pi 5 PoE gateway: power and network through one cable for clean installations. CM 5 embedded node: PoE power for compact edge or control devices. Remote monitoring: Raspberry Pi 5 systems in hard-to-reach places without separate power adapters. Lab and education: practical testing for PoE, Raspberry Pi 5 GPIO power and network standards. Industrial edge prototyping: stable 5V 5A supply for PoE-enabled Raspberry Pi builds. Product List PoE HAT (J) x 1 2*2 header 3mm, 2.54mm pitch x 1 2*20 header 12.2mm, 2.54mm pitch x 1 Standoffs pack x 1 Raspberry Pi 5 / CM 5, PoE switch, Active Cooler and official case are not included Other ContentThe official overview shows the Waveshare PoE HAT (J) as a compact Raspberry Pi 5 / CM 5 PoE+ board with 5V 5A output and an isolated SMPS power design.The standard Raspberry Pi 40PIN GPIO header makes assembly straightforward with Raspberry Pi 5 or CM 5 carrier setups and routes the 5V supply to the target system.With an IEEE 802.3af/at compatible PoE router or switch, one Ethernet cable provides both network connection and power supply.The PoE HAT (J) is listed as compatible with the Raspberry Pi 5 Official Active Cooler, while the Raspberry Pi 5, Active Cooler and switch are reference items only.The installation diagram helps with Raspberry Pi 5 Official Case assembly; check header orientation and standoff placement before powering the setup.The application diagrams show typical PoE scenarios for Raspberry Pi 5 / CM 5 projects where a single Ethernet cable carries both data and power.The official dimension drawing helps confirm board clearance, enclosure fit and port placement.The SKU 34611 package includes the PoE HAT (J), a 2x2 header, a 2x20 header and a standoffs pack.Resources Waveshare PoE HAT (J) Wiki Power over Ethernet overview Official Raspberry Pi 5 documentation FAQIs the Waveshare PoE HAT (J) made for Raspberry Pi 5?Yes. The Waveshare PoE HAT (J) is listed by Waveshare as suitable for Raspberry Pi 5 / CM 5.Which PoE standards does it support?The board supports IEEE 802.3af/at PoE / PoE+ and uses a 38V - 57V DC PoE input.How much output power does the board provide?The GPIO header provides up to 5V 5A (MAX) according to the official specification.Is a Raspberry Pi 5 included?No. SKU 34611 includes the PoE HAT (J), headers and standoffs; Raspberry Pi 5 / CM 5 and switch are not included.Does it fit with the Raspberry Pi 5 Active Cooler?Yes. The official page lists compatibility with the Raspberry Pi 5 Official Active Cooler.