Ｒ∞ＲａｓＴｅｃｈ
RasTech for Raspberry Pi 5 GaN PD 27W Power Supply 5.1V 5A USB-C Pi 5 Power Adapter for Raspberry Pi 5 16GB/8GB/4GB/2GB
Bottom line: The RasTech for Raspberry Pi 5 GaN PD 27W Power Supply 5.1V 5A USB-C Pi 5 ($12.99 on Amazon as of 2026-10-08): Official 5.1V/5A output unlocks the Pi 5's full 1.6A USB port budget (vs 600mA default); main trade-off: USB-C PD only, no barrel or micro-USB option for older Pi 4/3 boards.
As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →
*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Official 5.1V/5A output unlocks the Pi 5's full 1.6A USB port budget (vs 600mA default)
- ✓ GaN design holds voltage steady at full load, no low-voltage warning triangle
- ✓ 6-layer protection: over-power, over-current, short-circuit, over-voltage, low-voltage, ESD
- ✓ 1.3m cable reaches most desk and shelf setups without an extension
Cons
- ✗ USB-C PD only, no barrel or micro-USB option for older Pi 4/3 boards
- ✗ Captive fixed cable, can't swap it out if 1.3m falls short
- ✗ Overkill for a Pi 4/3, which never pull the full 5A
- ✗ Third-party brand, not the official Raspberry Pi 27W PSU
Manufacturer description
About this item Standard: The black GaN 27W USB-C PD Power Supply (with 1.3M Length) for Pi 5 Output: 5.1V/5A Input: AC100-240V; It allows the the Pi 5 to power a wider range of peripherals. High Quality Power Solution: This GaN power supply can supply for Raspberry Pi 5 current up to 5.1V/5A to Pi 5 motherboard. In addition, there is no problem that low voltage appears even in full-load power operation. 6-layer Protection Function: Includes various functions such as over-power protection, over-current protection, short-circuit protection, over-voltage protection, low-voltage protection, and…
SpecPicks Verdict
SpecPicks scored RasTech for Raspberry Pi 5 GaN PD 27W Power Supply 5.1V 5A USB-C Pi… using a rating × review-volume × price-fit model applied to published specs and reviews across the single-board computers category. Ｒ∞ＲａｓＴｅｃｈ's single-board computers lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for single-board computers of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- Standard The black GaN 27W USB-C PD Power Supply (with 1.3M Length) for Pi 5 Output 5.1V/5A Input AC100-240V; It allows the the Pi 5 to power a wider range of peripherals.
- High Quality Power Solution This GaN power supply can supply for Raspberry Pi 5 current up to 5.1V/5A to Pi 5 motherboard. In addition, there is no problem that low voltage appears even in full-load power operation.
- 6-layer Protection Function Includes various functions such as over-power protection, over-current protection, short-circuit protection, over-voltage protection, low-voltage protection, and electrostatic protection.
- Good Compatibility The GaN 27W PD USB-C Power Supply is also capable of delivering 5A@5.1V ,3A @ 9V, 2.25A @ 12V, and 1.8A @ 15V to PD-compatible products, making it a good cost-effective power supply for many general-purpose.Compatible with Raspberry Pi 5 16GB/8GB/4GB/2GB
- For Pi 5：The total power drawn from the four USB ports on Pi 5 is limited by default to a nominal 600mA; this limit is automatically increased to a nominal 1.6A when the USB-C PD Power Supply is detected.
Full Specifications
| UPC | 742686179112 |
|---|---|
| ASIN | B0CLV6WB4L |
| Brand | Ｒ∞ＲａｓＴｅｃｈ |
| Color | Black |
| Wattage | 27 watts |
| Amperage | 5 Amps |
| Portable | No |
| Power Plug | CEE 7/16 Europlug |
| Unit Count | 1.0 Count |
| Item Weight | 0.12 Kilograms |
| Manufacturer | Ｒ∞ＲａｓＴｅｃｈ |
| Model Number | XS-GaN-27W USB-C Power Supply US |
| Power Source | Corded Electric |
| Input Voltage | 240 Volts |
| Built-In Media | power supply for Raspberry Pi 5 16GB/8GB/4GB/2GB |
| Connector Type | USB Type C |
| Output Current | 5 Amps |
| Output Voltage | 5 Volts |
| Frequency Range | 50/60Hz |
| Number of Items | 1 |
Ready to buy?
RasTech for Raspberry Pi 5 GaN PD 27W Power Supply 5.1V 5A USB-C Pi 5 Power Adapter for Raspberry Pi 5 16GB/8GB/4GB/2GB is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.
Related Single-Board Computers
RasTech for Raspberry Pi 5 GaN PD 27W Power… head-to-head
Side-by-side specs, prices, and a pick for each matchup — no tab-switching.
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Best Retro Handhelds in 2026 — From $35 to $500
- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- How to Build a Windows 98 Retro PC in 2026
- Best 1440p Gaming GPUs in 2026
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
More reviews from the SpecPicks archive
Browse all reviews →- Gemini-SQL2 Tops Text-to-SQL — Can a 12GB RTX 3060 Run Local SQL Models Instead?
- Best 4K Monitor for Reviewing AI-Generated Images on an RTX 3060
- Gemini 3.5 Live Translate Goes Cloud-First — The Local, Private Path on a Raspberry Pi
- Is the KOORUI 27" 4K QD-Mini LED Worth It for RTX 3060 Gaming?
- Best GPU for Qwen3 8B in 2026
- Best Controller for Retro Emulation and Indie Gaming in 2026
- WoW Mythic+ 3500 on Steam Deck: Is It Possible?
- pxpipe Hides Prompts in PNGs to Cut Claude Code Tokens 70% — Or Just Run Local on an RTX 3060
- Running Qwen3.6 35B A3B at 80 tok/s on a 12GB GPU: The MTP Setup Guide
- Best Dock and Storage Combo for Handheld PC Gaming: JSAUX Dock + a Fast SSD
- Best SSD for Steam Deck and Handheld Emulation in 2026
- Linux Driver Will Expose Voltage Inputs on Raspberry Pi SBCs
- Best USB Microphone for a Raspberry Pi Project YouTube Channel (2026)
- Handheld Gaming PCs Ranked: 2025's Best, Compared
- CompactFlash as an IDE Drive: Silent, Period-Correct Storage for Win98 Rigs
- RTX 3060 12GB vs Ryzen 5 5600G iGPU: Do You Need a GPU for 1080p Esports?
- Prebuilt Gaming PCs 2026: RTX 5060 vs 5060 Ti vs 5070
- Best Single-Board Computer Kits for Beginners (2026)
- UT99 OldUnreal 469 Patch in 2026: Migrate Configs, Rejoin Modern Servers, and Tune Mouse Precision
- Build a Jellyfin Media Server on a Raspberry Pi 4 8GB: Measured Perf
- NVIDIA Bankrolls AI Startups to Tighten Its Chip Grip
- Anthropic: AI Builds Working Exploits in Hours, Not Weeks
- GPT and Claude Flunked Bridgewater's Finance Test — Why a Local RAG Box Fills the Gap
- Best Microphone for Streaming and Podcasting Under $200 in 2026
Earliest SpecPicks reviews
Browse full archive →- Best GPU for Llama 3.1 8B (2026)
- Best GPU for Qwen 3 14B (2026)
- Best GPU for Qwen 3 32B (2026)
- Best GPU for Llama 3.1 70B (2026)
- Best GPU for DeepSeek-R1 32B (2026)
- Best GPU for Llama 3.1 405B (2026)
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 14B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 4090