Raspberry Pi Power Supply

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Power your Raspberry Pi safely and reliably. Find official and compatible USB-C power supplies , micro-USB adapters , PoE HATs , and accessories sized for Raspberry Pi 5/4/400/Zero 2 W . Avoid undervoltage warnings and random reboots with the right PSU and cable. Shop by Model Raspberry Pi 5: Official 27W USB-C Power Supply (5V/5A) Raspberry Pi 4 / 400: Official 15W USB-C Power Supply (5.1V/3A) Raspberry Pi Zero / Zero 2 W: 5V/2–2.5A micro-USB supplies PoE options: PoE/PoE+ HATs (power via Ethernet—pair with 802.3af/at switch or injector) Shop by Type Official USB-C PSUs for Pi 5 Official USB-C PSUs for Pi 4/400 USB-C 5A cables & inline power switches DC-DC buck converters for custom 5V rails Bench/adapter power supplies (lab setups) Quick Picks (Most-Added) Pi 5 build: 27W USB-C PSU + short, high-quality USB-C lead + ventilated case Pi 4/400 setup: 15W USB-C PSU + micro-HDMI cable + fan/heatsinks Zero/Zero 2 W: 5V/2.5A micro-USB PSU + switchable cable for easy on/off Networked kiosk: PoE/PoE+ HAT + managed PoE switch + heat-spread case Compatibility & Safety Notes Required current: Pi 5 ≈ 5V/5A ; Pi 4/400 ≈ 5.1V/3A ; Zero/Zero 2 W ≈ 5V/2–2.5A . Cables matter: Use short, low-resistance USB-C cables (or the PSU’s captive cable) to minimize voltage drop. No phone chargers: Many phone bricks limit current or negotiate different PD profiles—causing throttling or the lightning icon. PoE: Use genuine PoE/PoE+ HATs with 802.3af/at sources; confirm your switch/injector standard and power budget. Related Collections Pi Accessories • Cables & Cases • Pi Screens • HATs • Sensors