---
product_id: 550105779
title: "Geekworm 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Compatible with Raspberry Pi 4 Model B/Orange Pi 5/NASPi/DACPi/X-C1/X735/X728/X708/X703"
brand: "geekworm"
price: "A$85"
currency: AUD
in_stock: true
category: "Geekworm"
url: https://www.desertcart.com.au/products/550105779-geekworm-20w-5v-4a-usb-c-power-adapter-type-c
store_origin: AU
region: Australia
---

# 20W high power output USB-C universal compatibility UL certified safety protections Geekworm 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Compatible with Raspberry Pi 4 Model B/Orange Pi 5/NASPi/DACPi/X-C1/X735/X728/X708/X703

**Brand:** geekworm
**Price:** A$85
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your passion with confidence — never settle for less!

## Quick Answers

- **What is this?** Geekworm 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Compatible with Raspberry Pi 4 Model B/Orange Pi 5/NASPi/DACPi/X-C1/X735/X728/X708/X703 by geekworm
- **How much does it cost?** A$85 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/550105779-geekworm-20w-5v-4a-usb-c-power-adapter-type-c)

## Best For

- geekworm enthusiasts

## Why This Product

- Trusted geekworm brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Optimized Cable Length:** 1.2 meters of premium cable length strikes the perfect balance between flexibility and neat workspace setup.
- • **Plug & Play Convenience:** Wall-mountable, lightweight (131g), and designed for continuous use—ideal for professionals who demand stable power in their projects.
- • **Power Up Without Limits:** Delivers a robust 5V/4A output to keep your Raspberry Pi and compatible devices running flawlessly, no undervoltage warnings ever.
- • **Certified Safety Assurance:** UL Listed with built-in protections against overvoltage, undervoltage, overheating, overcurrent, and short circuits for 24/7 peace of mind.
- • **Universal USB-C Compatibility:** Seamlessly powers Raspberry Pi 4 Model B, Orange Pi 5, NASPi, and a wide range of expansion boards and retro cases with one reliable adapter.

## Overview

The Geekworm 20W 5V 4A USB-C Power Adapter is a UL certified, high-performance charger engineered for Raspberry Pi 4 Model B and a broad spectrum of compatible single-board computers and accessories. Featuring robust safety protections and a universal USB-C interface, it ensures stable, reliable power delivery with a convenient 1.2m cable, making it the go-to choice for tech professionals and makers who refuse to compromise on quality or reliability.

## Description

Buy Geekworm 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Compatible with Raspberry Pi 4 Model B/Orange Pi 5/NASPi/DACPi/X-C1/X735/X728/X708/X703 online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

## Features

- Compatibility: USB-C Type C power adapter designed and tested for the Raspberry Pi 4 Model B 1GB/2GB/4GB/8GB Version; Also support NASPi/X-C1/X825/X735/X728/X708/X703/X306 expansion board/Retroflag PiStation Case/Orange Pi 5/5B/4B/3B/Pi 800/4 LTS/3 LTS/Zero 2/Zero 3
- Power Input: 100-240V AC, 50-60Hz, 0.8A Max; Output: 5V 4A 20W; Cable length: 1.2 m / 47.24 inches
- Raspberry Pi 4B Power Adapter with UL Listed Certification - UL Listed
- Power Supply Functions: Over voltage protection; Under voltage protection; Over temperature protection; Over current protection; Short circuit protection
- Packing List: 1x 5V 4A US Plug Type-C Power Supply

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09J856PND |
| Amperage | 4 Amps |
| Brand | Geekworm |
| Built-In Media | 1x 5V 4A US Plug Type-C Power Supply |
| Color | berry |
| Compatible Devices | Orange Pi 5/5B/3B/5 Plus, Phone with USB Type-C power in port, Raspberry Pi 4 Model B, RockPi, Thinker Board |
| Compatible Phone Models | Raspberry Pi 4 8GB/4GB/2GB/1GB |
| Compatible Power Plug Type | Type A - 2 pin (North American) |
| Connectivity Technology | USB |
| Connector Type | usb |
| Current Rating | 4 Amps |
| Customer Package Type | FFP |
| Customer Reviews | 4.7 4.7 out of 5 stars (193) |
| Enclosure Material | Plastic |
| Form Factor | Standard USB C Charging Adapter |
| Frequency Range | 50-60 Hz |
| Input Voltage | 5 Volts |
| Item Weight | 131 Grams |
| Main Power Connector Type | 2 pin |
| Manufacturer | Geekworm |
| Mfr Part Number | TB-2021-35 |
| Model Name | Power Adapter |
| Model Number | TB-2021-35 |
| Mounting Type | Wall Mount |
| Number of Items | 1 |
| Number of Power Levels | 1 |
| Output Current | 4 Amps |
| Output Voltage | 5 Volts |
| Plug Type | A- US style |
| Portable | No |
| Power Plug | Type A - 2 pin (North American) |
| Power Source | Corded Electric |
| Special Features | Short Circuit Protection |
| Specification Met | UL |
| Total USB 3.0 Ports | 1 |
| Total Usb Ports | 1 |
| Unit Count | 1.0 Count |
| Voltage | 5 Volts |
| Wattage | 20 watts |
| Wired Charging Connector Type | USB Type C |

## Product Details

- **Amperage:** 4 Amps
- **Brand:** Geekworm
- **Colour:** berry
- **Compatible phone models:** Raspberry Pi 4 8GB/4GB/2GB/1GB
- **Connector type:** usb
- **Included components:** 1x 5V 4A US Plug Type-C Power Supply
- **Input voltage:** 5 Volts
- **Special features:** Short Circuit Protection
- **Total USB ports:** 1

## Images

![Geekworm 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Compatible with Raspberry Pi 4 Model B/Orange Pi 5/NASPi/DACPi/X-C1/X735/X728/X708/X703 - Image 1](https://m.media-amazon.com/images/I/71vovZlNPUL.jpg)

## Questions & Answers

**Q: How to Test the PSU Output correctly?**
A: Please refer to our test video: youtu.be/leqeFTJcSHk; the test method by Noah Ferro is not right test method, it need to add load to test the power supply output ability.

**Q: Does this power supply support fast charging?**
A: No. This is a standard Type-C 5V 4A power adapter and does not support fast charging protocols.

## Frequently Bought Together

- Geekworm Power Supply for Raspberry Pi 4, 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Compatible with Raspberry Pi 4 Model B/Orange Pi 5/NASPi/DACPi/X-C1/X735/X728/X708/X703
- Geekworm KVM-A3 Kit for Raspberry Pi 4 Open Source KVM Over IP Compatible with KVM V3 Platform Only (Unassembled and Not Include Raspberry Pi 4/SD Card/Power Adapter)
- Raspberry Pi 4 Model B 2019 Quad Core 64 Bit WiFi Bluetooth (4GB)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-10-25*