---
product_id: 230753411
title: "USB-A to C Data Blocker"
brand: "portapow"
price: "¥2280"
currency: JPY
in_stock: true
reviews_count: 13
category: "Porta Pow"
url: https://www.desertcart.jp/products/230753411-usb-a-to-c-data-blocker
store_origin: JP
region: Japan
---

# USB-A to USB-C adapter Reusable zero-waste packaging Physical data block for secure charging USB-A to C Data Blocker

**Brand:** portapow
**Price:** ¥2280
**Availability:** ✅ In Stock

## Summary

> 🛡️ Power up safely, stay connected smartly.

## Quick Answers

- **What is this?** USB-A to C Data Blocker by portapow
- **How much does it cost?** ¥2280 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/230753411-usb-a-to-c-data-blocker)

## Best For

- portapow enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Lightweight:** Ultra-portable at just 0.01 kg, fits perfectly in your tech arsenal on the go.
- • **Hacker-Proof Charging:** Physically blocks data transfer to eliminate risks of hacking and malware.
- • **Eco-Friendly Innovation:** 3rd Gen design shipped in a reusable bag for sustainable tech lovers.
- • **Universal Compatibility:** Works with all 5V USB-C charging phones and tablets—plug and power anywhere.
- • **Seamless USB-A to USB-C Conversion:** Charge your latest devices effortlessly from legacy USB-A ports.

## Overview

The PortaPow USB-A to USB-C Data Blocker is a compact, lightweight adapter that converts USB-A ports to USB-C, enabling secure charging by physically blocking data transfer. Ideal for professionals on the move, it prevents hacking risks in public or office environments while supporting all 5V USB-C devices. Packaged sustainably in a reusable bag, it blends security, convenience, and eco-conscious design.

## Description

The PortaPow USB-A to USB-C Data Blocker is a versatile adapter that allows you to convert a USB-A plug into a USB-C socket, making it easy to charge your mobile devices on common USB-A charging sockets. This third-generation data blocker provides additional security by physically preventing data transfer and synchronization, reducing the risk of hacking or downloading viruses in public places. With its compact design (72 inches in length and 0.01 kg in weight) and included reusable bag, this adapter is easy to carry and environmentally friendly. Available in red, it is compatible with a wide range of devices, such as phones, tablets, laptops, cameras, MP3 players, game consoles, headsets and mice.

Review: Works as described. - Simple piece of kit that does the intended job. I’ve had a couple of these for different connectors.
Review: Works as described - As described, not sure what more you can ask for

## Features

- Convert a USB-A socket into the smaller USB-C shape, allowing you to use your USB-C cable to charge your phone or other device
- Physically blocks data transfer / syncing, so you can charge safely with no risk of hacking or viruses being transferred or breaking office IT policy.
- Compatible with all phones/tablets which charge from a 5V USB-C Socket. Does not support extra fast charging standards such as Qualcomm Quick Charge which require data transfer, or charging laptops.
- 3rd Gen design sent in reusable bag for zero waste.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08BS62WMR |
| Best Sellers Rank | 11,425 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 1,435 in USB Cables |
| Brand Name | PortaPow |
| Colour | red |
| Compatible Devices | Cellular Phones, Tablets |
| Connector Type | USB Type A, C |
| Country of Origin | China |
| Customer Reviews | 4.5 4.5 out of 5 stars (496) |
| Input Voltage | 5 Volts |
| Item Dimensions | 182.9 centimetres |
| Item Weight | 0.01 Kilograms |
| Manufacturer | PortaPow |
| Model Number | USB-C to A Data Blocker |
| Number of Items | 1 |
| Number of Ports | 1 |
| Package Quantity | 1 |
| Power Plug Type | No Plug |
| Product Finish Type | Matte |
| Specific Uses For Product | Secure charging in public areas or offices with strict IT policies |
| UPC | 027829469481 |
| Unit Count | 1.0 count |
| Warranty Type | Limited |

## Product Details

- **Colour:** red
- **Compatible devices:** Cellular Phones, Tablets
- **Connector type:** USB Type A, C
- **Item dimensions L x W x H:** 182.9 centimetres
- **Specific uses for product:** Secure charging in public areas or offices with strict IT policies

## Images

![USB-A to C Data Blocker - Image 1](https://m.media-amazon.com/images/I/51P0LTDj7zL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works as described.
*by M***Y on 1 April 2025*

Simple piece of kit that does the intended job. I’ve had a couple of these for different connectors.

### ⭐⭐⭐⭐⭐ Works as described
*by R***D on 17 November 2024*

As described, not sure what more you can ask for

### ⭐⭐⭐⭐⭐ Really useful to prevent data theft
*by R***L on 29 August 2024*

This usb stick, only passes the cables needed for charging in public places and not data cables so no one can stake your data from public usb points (cafes, trains, hotels etc.)

## Frequently Bought Together

- PortaPow USB-A to USB-C Data Blocker
- PortaPow USB-C to C Data Blocker - Protect Against Juice Jacking
- PortaPow 3rd Gen USB Data Blocker (White 2 Pack) - Protect Against Juice Jacking

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**Shop now:** [https://www.desertcart.jp/products/230753411-usb-a-to-c-data-blocker](https://www.desertcart.jp/products/230753411-usb-a-to-c-data-blocker)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-05-14*