---
product_id: 372189946
title: "PortaPow USB Power Blocker - Stops Charging, Allows Data (Twin Pack)"
brand: "portapow"
price: "NT$654"
currency: TWD
in_stock: true
reviews_count: 13
category: "Porta Pow"
url: https://www.desertcart.tw/products/372189946-portapow-usb-power-blocker-stops-charging-allows-data-twin-pack
store_origin: TW
region: Taiwan
---

# USB 2.0 data transfer 5V power line blocked Ideal for 3D printers & Raspberry Pi PortaPow USB Power Blocker - Stops Charging, Allows Data (Twin Pack)

**Brand:** portapow
**Price:** NT$654
**Availability:** ✅ In Stock

## Summary

> 🔒 Control your USB power flow without losing data – power smart, work smarter!

## Quick Answers

- **What is this?** PortaPow USB Power Blocker - Stops Charging, Allows Data (Twin Pack) by portapow
- **How much does it cost?** NT$654 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/372189946-portapow-usb-power-blocker-stops-charging-allows-data-twin-pack)

## 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

- • **Trusted by Pros:** 4.4-star rating from over 1,000 users confirms reliability
- • **Twin Pack Value:** Two adapters for versatile setups or backup convenience
- • **Ultra-Light & Compact:** Weighs just 0.01 kg, easy to integrate without bulk
- • **Power Blocked, Data Allowed:** Seamlessly stops charging while maintaining full USB 2.0 data flow
- • **Specialist Device Compatibility:** Perfect for 3D printers and Raspberry Pi to prevent power-related issues

## Overview

The PortaPow USB Power Blocker twin pack is a USB-A male-to-female adapter that disconnects the 5V power line while allowing uninterrupted USB 2.0 data transfer. Designed for specialist applications like 3D printers and Raspberry Pi, it prevents unwanted power delivery that can cause device issues. Lightweight and compact, it’s a trusted solution with a strong user rating, ideal for professionals needing precise USB power control.

## Description

Cased Power Blocker.

## Features

- This is NOT a data blocker, see PortaPow's other products if that is what you need
- This a USB-A male to female adaptor which has the D+, D- and 0V connected but the 5V disconnected, so power cannot pass through.
- Useful for specialist applications such as 3D Printers and Raspberry Pi where providing power results in undesirable effects
- Note a power blocker is not compatible with smartphones, tablets and many other devices. Please read the reviews to see situations where it does and does not work.
- Extra Value Twin Pack. Supports USB 2.0 Data Transfer.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B094G4P3P4 |
| Best Sellers Rank | #1,063 in USB Cables |
| Brand | PortaPow |
| Color | Black |
| Compatible Devices | 3D Printers |
| Connector Type | USB |
| Customer Reviews | 4.4 out of 5 stars 1,065 Reviews |
| Input Voltage | 5 Volts |
| Item Weight | 0.01 Kilograms |
| Manufacturer | PortaPow |
| Mfr Part Number | PPUSBPB2 |
| Model Number | PPUSBPB04 |
| Number of Items | 2 |
| Number of Ports | 2 |
| Package Quantity | 1 |
| Power Plug Type | No Plug |
| Smart Home Compatibility | Not Smart Home Compatible |
| UPC | 027829469641 |
| Unit Count | 2.0 Count |

## Product Details

- **Brand:** PortaPow
- **Color:** Black
- **Compatible Devices:** 3D Printers
- **Connector Type:** USB
- **Item Weight:** 0.01 Kilograms

## Images

![PortaPow USB Power Blocker - Stops Charging, Allows Data (Twin Pack) - Image 1](https://m.media-amazon.com/images/I/61uKgCm29bL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by M***M on February 26, 2026*



### ⭐⭐⭐⭐⭐ Review
*by L***O on December 16, 2025*



### ⭐⭐⭐⭐⭐ Review
*by S***E on March 28, 2026*



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- PortaPow USB Power Blocker - Stops Charging, Allows Data (Twin Pack)
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**Shop now:** [https://www.desertcart.tw/products/372189946-portapow-usb-power-blocker-stops-charging-allows-data-twin-pack](https://www.desertcart.tw/products/372189946-portapow-usb-power-blocker-stops-charging-allows-data-twin-pack)

---

*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-06-24*