Ｒ∞ＲａｓＴｅｃｈ
RasTech 27W Power Supply
Bottom line: The RasTech 27W Power Supply is a specs-and-price decision rather than a crowd-consensus one in the single-board computers category, priced around $10.87 on Amazon as of 2026-10-07. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.
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*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Backed by Ｒ∞ＲａｓＴｅｃｈ's warranty and support channels
Cons
- ✗ Check the listed dimensions, connectors and platform compatibility against your setup before ordering
- ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated
Manufacturer description
About this item Standard: The GaN 27W USB-C PD Power Supply with on/off switch for Raspberry Pi 5 (with 1.3M Length) Output: DC 5.1V/5A Input: AC100-240V; It allows the the Pi 5 to power a wider range of peripherals. Good Compatibility: The PD 27W power supply with switch compatible with Raspberry Pi 5 16GB/8GB/4GB/2GB. It also capable of delivering 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. In addition, there is no problem that low voltage appears even in full-load power operation. LED Indicator…
SpecPicks Verdict
SpecPicks scored RasTech 27W Power Supply 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 GaN 27W USB-C PD Power Supply with on/off switch for Raspberry Pi 5 (with 1.3M Length) Output DC 5.1V/5A Input AC100-240V; It allows the the Pi 5 to power a wider range of peripherals.
- Good Compatibility The PD 27W power supply with switch compatible with Raspberry Pi 5 16GB/8GB/4GB/2GB. It also capable of delivering 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. In addition, there is no problem that low voltage appears even in full-load power operation.
- LED Indicator ON/OFF Switch RasTech 27W power supply for Raspberry Pi 5 designe with ON/OFF switch and LED indicator, which can directly tell you whether it is powered on or not. Different from others, this power supply adapted with type-318 switch design to stabilize the voltage and ensure that there are no low voltage warning during use.
- 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.
- 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
| ASIN | B0F6C6L7G5 |
|---|---|
| Brand | Ｒ∞ＲａｓＴｅｃｈ |
| Wattage | 27 watts |
| Amperage | 5 Amps |
| Portable | Yes |
| Power Plug | Type A - 2 pin (North American) |
| Unit Count | 1.0 Count |
| Manufacturer | Ｒ∞ＲａｓＴｅｃｈ |
| Model Number | XSL-GaN-27W USB-C Power Supply US |
| Power Source | Corded Electric |
| Built-In Media | 27W5.1V5A PD power supply with switch for Raspberry Pi 5 |
| Connector Type | USB Type C |
| Output Current | 5 Amps |
| Output Voltage | 5.1 Volts (DC) |
| Number of Items | 1 |
| Special Feature | With LED Indicator ON/OFF Switch |
| Compatible Devices | Raspberry Pi 5/Raspberry Pi 4 |
| Enclosure Material | Plastic |
| Additional Features | With LED Indicator ON/OFF Switch |
| Included Components | 27W5.1V5A PD power supply with switch for Raspberry Pi 5 |
| Full listing title | RasTech 27W Power Supply with Switch for Raspberry Pi 5 Power Adapter GaN PD 5.1V5A USB-C Compatible with Raspberry Pi 5 16GB/8GB/4GB/2GB (On/Off Switch) |
Ready to buy?
RasTech 27W Power Supply with Switch for Raspberry Pi 5 Power Adapter GaN PD 5.1V5A USB-C Compatible with Raspberry Pi 5 16GB/8GB/4GB/2GB (On/Off Switch) 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 2026-10-07. Price and availability subject to change.
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