---
product_id: 593485432
title: "Raspberry Pi 4 Power Supply, 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Support Raspberry Pi 4 Model B/NASPi/DACPi/X-C1/X825/X735/X728/X708/X706/X703/X930"
brand: "geekworm"
price: "$U2557"
currency: UYU
in_stock: true
category: "Geekworm"
url: https://www.desertcart.uy/products/593485432-raspberry-pi-4-power-supply-20w-5v-4a-usb-c
store_origin: UY
region: Uruguay
---

# 20W high-efficiency power output 5V 4A stable USB-C charging UL Listed with multi-layer safety Raspberry Pi 4 Power Supply, 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Support Raspberry Pi 4 Model B/NASPi/DACPi/X-C1/X825/X735/X728/X708/X706/X703/X930

**Brand:** geekworm
**Price:** $U2557
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your Pi like a pro — never miss a beat!

## Quick Answers

- **What is this?** Raspberry Pi 4 Power Supply, 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Support Raspberry Pi 4 Model B/NASPi/DACPi/X-C1/X825/X735/X728/X708/X706/X703/X930 by geekworm
- **How much does it cost?** $U2557 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/593485432-raspberry-pi-4-power-supply-20w-5v-4a-usb-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

- • **Power Up Without Pause:** Delivers a consistent 5V 4A output to keep your Raspberry Pi 4 and expansions running flawlessly.
- • **Plug & Play Convenience:** Wall-mount design with US plug type for easy installation and immediate power delivery.
- • **Universal Compatibility:** Seamlessly supports Raspberry Pi 4 (all RAM versions), Orange Pi 5 series, and multiple Geekworm expansion boards.
- • **Extended Reach, No Limits:** 1.2-meter USB-C cable offers flexible setup options for your workspace or media center.
- • **Certified Safety Assurance:** UL Listed certification ensures reliable protection against overvoltage, undervoltage, overheating, and short circuits.

## Overview

The Geekworm Raspberry Pi 4 Power Supply is a UL Listed 20W USB-C charger delivering a stable 5V 4A output, engineered specifically for Raspberry Pi 4 Model B (1GB to 8GB) and compatible with various Geekworm expansion boards and Orange Pi models. Featuring comprehensive safety protections and a 1.2m cable, it ensures reliable, efficient power for your projects and setups.

## Description

Overview Geekworm Raspberry Pi 4 power adapter, 5V 4A Type-C charger is specially designed for Raspberry Pi 4 Model B 1GB / 2GB / 4GB / 8GB Version, it is high quality UL Listed 20W power supply which can also be used with Geekworm NASPi Kit, X825 Kit, X735 power management board, X728/X708/X706/X703 UPS expansion board etc.

## Features

- Geekworm Raspberry Pi 4 Model B Power Supply, Orange Pi 5/5B Power Adapter, USB C Type C power adapter designed and tested for the Raspberry Pi 4 Model B 1GB/2GB/4GB/8GB Version. Also support NASPi/DACPi/X-C1/X825/X735/X728/X708/X703 expansion board/Retroflag PiStation Case/Orange Pi 5/5B/Orange Pi 5 Plus.
- 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 |
| Best Sellers Rank | #301,055 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #11,480 in Laptop Chargers & Power Supplies |
| Box Contents | 1x 5V 4A US Plug Type-C Power Supply |
| Brand Name | Geekworm |
| Compatible Devices | Phone with USB Type-C power in port, Raspberry Pi 4 Model B, RockPi, Thinker Board |
| Connectivity Technology | USB |
| Connector Type | usb |
| Country of Origin | USA |
| Current Rating | 4 Amps |
| Customer Reviews | 4.7 4.7 out of 5 stars (193) |
| Frequency Range | 50 Hz - 60 Hz |
| Input Voltage | 240 Volts |
| Item Weight Unit of Measure | 131 Grams |
| Main Power Connector Type | 2 pin |
| Manufacturer | Geekworm |
| Manufacturer Part Number | TB-2021-35 |
| Model Name | Power Adapter |
| Model Number | TB-2021-35 |
| Mounting Type | Wall Mount |
| Number of Items | 1 |
| Output Voltage | 5 Volts |
| Portable | No |
| Power Source | Corded Electric |
| Special Features | Short Circuit Protection |
| Specification Met | UL |
| Total USB Ports | 1 |
| Voltage | 5 Volts |
| Wattage | 20 Watts |

## Product Details

- **Amperage:** 4 Amps
- **Brand:** Geekworm
- **Compatible Devices:** Phone with USB Type-C power in port, Raspberry Pi 4 Model B, RockPi, Thinker Board
- **Connector Type:** usb
- **Included Components:** 1x 5V 4A US Plug Type-C Power Supply
- **Input Voltage:** 240 Volts
- **Number of Items:** 1
- **Special Feature:** Short Circuit Protection
- **Total USB Ports:** 1
- **Wattage:** 20 Watts

## Images

![Raspberry Pi 4 Power Supply, 20W 5V 4A USB C Power Adapter Type C Charger UL Listed Support Raspberry Pi 4 Model B/NASPi/DACPi/X-C1/X825/X735/X728/X708/X706/X703/X930 - 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 Uruguay*
*Store origin: UY*
*Last updated: 2026-11-14*