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PortaPow USB Data Blocker (Red) - Protect Against Juice Jacking

4.6 out of 5 stars 2,839 ratings

$6.49
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Color: Red
Number of Items: 1
Size: 1
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Purchase options and add-ons

Compatible Devices iPhone, Tablet, iPad, Smartphone, Android
Connector Type USB Type A
Color Red
Item dimensions L x W x H 3.54 x 2.36 x 0.39 inches
Brand PortaPow

About this item

  • Attach between your USB cable and charger to physically block data transfer / syncing. Charge mobile devices without any pop-ups or risk of hacking / uploading viruses in cars, airports etc
  • PortaPow invented the first data blocker in the UK in 2013 and ours are now used by the governments of the USA, Canada, UK and New Zealand as well as many corporations around the world to secure their devices
  • Built in SmartCharge chip switches between Apple, Universal and Samsung standards to ensure it can charge your device at up to 2.4A
  • This is our USB-A to A single pack version, USB-C and others available. Read below if its the right one for your device.
  • The only data blocker to physically show you that its blocking data and several other great features. See full details below.

Customers usually keep this item

This product has fewer returns than average compared to similar products.

Frequently bought together

This item: PortaPow USB Data Blocker (Red) - Protect Against Juice Jacking
$6.49
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Sold by PortaPow UK and ships from Amazon Fulfillment.
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$6.49
Get it as soon as Saturday, Apr 19
In Stock
Sold by PortaPow UK and ships from Amazon Fulfillment.
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Product Description

Following the success of our Data Block USB cables launched in 2009, 1st Gen Data Blocker USB Adaptor released in 2013 and 2nd Gen ‘SmartCharge’ Data Blocker released in 2015, we've now launched our 3rd Gen range of models. Many alternatives claim to be 3rd or even 4th gen when they're similar to our 1st or 2nd gen and lacking the feature which truly sets our blocker apart - the fact you can see for yourself that it is physically blocking data.

PortaPow is a UK based company with all our products designed in-house.

Wires Removed

The only data blocker you can see working

PortaPow has the only data blocker where the two wires which carry data have been physically removed, so you can be sure it is working. You can see this for yourself just by looking at the male USB-A connector.

SmartCharge

SmartCharge

A basic data blocker will send a fixed charging signal, which may result in slower charging. The PortaPow Data Blocker includes our SmartCharge chip which detects and sends the correct signal for your device, compatible with Apple, Universal or Samsung standards. This will prevent slowdown and fix charging issues in some cases - read the reviews for testimonials.

Slot

Visible Security

The two data wires have been physically removed from the USB-A connector. You can easily see this through the unique security window cut into the metal.

No Data

Laser Etching

'NO DATA' and 'PortaPow' have been laser etched into the USB-A connector for added confidence you've received a genuine PortaPow product.

Laptop

Compact Size

Measuring just 43x18x11mm (1.7x0.7x0.4"), its a similar size to a cable's USB connector so won't block neighboring sockets. Uses 25% less plastic than previous models for a lower environmental impact.

Bag

Zero-waste packaging

The bag the adaptor arrives in can be reused as a no-frills resealable case for the blocker and/or other small parts.

teardown

Data Blockers Compared

The creator of the type of hacks that our products defend against has tested our product and many of our rivals. Search for "mg.lol data blocker teardown" to read the verdict.

USB-C or A

Which Data Blocker Do I Need?

Check the end of your cable that plugs into a charger (not the end which plugs into your device!) and match it to the image on the left, Most public chargers use a USB-A shape socket, so if your cable is also USB-A then you need our USB-A to A data blocker.

But if your cable is USB-C and you want to charge from a USB-A shape socket, then you need to also convert the shape to charge from public sockets. Our USB-A to C blocker does that.

There are now also many USB-C public chargers, if you'd like to charge from these then you need our USB-C to A blocker or our USB-C to C blocker depending on the shape of your cable's connector. See below for our full range.

USB-A to A Data Blocker
USB-A to C Data Blocker
USB-C to A Data Blocker
USB-C to C Data Blocker
USB-C to C Data Blocking Cable
Customer Reviews
4.6 out of 5 stars 6,223
4.4 out of 5 stars 385
4.4 out of 5 stars 80
4.3 out of 5 stars 1,124
4.1 out of 5 stars 49
Price $9.49 $6.49 $6.49 $6.49 $6.99
Description Connects a USB-A charging socket to a USB-A cable Connects a USB-A charging socket to a USB-C cable Connects a USB-C charging socket to a USB-A cable Connects a USB-C charging socket to a USB-C cable Connects a USB-C charging socket directly to the USB-C socket on your device, eg android phones. USB-A to C version also available (B07D9QTDJ8)

Compare with similar items

This Item
PortaPow USB Data Blocker (Red) - Protect Against Juice Jacking
PortaPow USB Data Blocker (Red) - Protect Against Juice Jacking
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BUISAMG Data Blocker, 4-in-1 Universal Data Blocker Protection from Illegal Downloading, Hacking Proof 100% Guaranteed, USB C Data Blocker for iPhone 15 16 and Any USB Device Charging. (3-Pack)
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Price$6.49-19% $12.99
List:$15.99
$9.99-10% $8.99
Typical:$9.99
$7.99$11.49
Delivery
Get it as soon as Saturday, Apr 19
Get it as soon as Saturday, Apr 19
Get it as soon as Saturday, Apr 19
Get it as soon as Saturday, Apr 19
Get it as soon as Saturday, Apr 19
Get it as soon as Saturday, Apr 19
Customer Ratings
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What's in the box

  • Data Blocker
  • Product information

    Product Dimensions 3.54 x 2.36 x 0.39 inches
    Item Weight 0.317 ounces
    ASIN B00QRRZ2QM
    Item model number PPSCA01
    Customer Reviews
    4.6 out of 5 stars 2,839 ratings

    4.6 out of 5 stars
    Best Sellers Rank #6,220 in USB Cables
    Is Discontinued By Manufacturer No
    Date First Available October 21, 2017
    Manufacturer PortaPow

    Warranty & Support

    Product Warranty: For warranty information about this product, please click here

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    PortaPow USB Data Blocker (Red) - Protect Against Juice Jacking


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    Customer reviews

    4.6 out of 5 stars
    2,839 global ratings

    Review this product

    Share your thoughts with other customers

    Customers say

    Customers find the USB data blocker works well with dashcams and increases charging performance, particularly for devices like iPad mini. They appreciate its security features, with one customer noting it provides protection against sophisticated malware attacks, and consider it essential for travelers. The build quality is positive, and while some customers consider it a great value, others find it expensive for its functionality. The data connection aspect receives mixed feedback, with several customers reporting that their phones still try to connect to computers.

    AI-generated from the text of customer reviews

    116 customers mention "Functionality"103 positive13 negative

    Customers find that the USB data blocker works well, allowing devices like dashcams and phones to function properly while charging.

    "...a stable and reliable power connection, ensuring my dashcams function correctly at all times. Highly recommended for anyone facing similar issues!" Read more

    "These work as intended, they are very solid to the touch and just seem feel like a well made product...." Read more

    "I believe the data-condom effect is working properly given the pins that you can see through the device, but the downside is that it doesn't fast-..." Read more

    "...Everything works great." Read more

    91 customers mention "Charging speed"66 positive25 negative

    Customers report positive experiences with the USB blocker's charging capabilities, noting that it works well with various devices including iPad mini and Nexus 6, though some mention that the charging speed remains unchanged.

    "...has a charge protocol detection chip which is useful when securely charging high-draw modern devices, but useless for diagnostic purposes or legacy..." Read more

    "We used these recently while traveling and were able to charge a phone with no worries about hacking or stolen info." Read more

    "...that you can see through the device, but the downside is that it doesn't fast-charge." Read more

    "...USB-C is becoming more common and supports faster charging rates, but most cars are not equipped with it yet...." Read more

    32 customers mention "Security"32 positive0 negative

    Customers appreciate the adapter's security features, noting it provides protection against juice jacking and hacking, with one customer mentioning it adds an extra layer of security on public charging stations.

    "...It provides a stable and reliable power connection, ensuring my dashcams function correctly at all times...." Read more

    "Great for devices that will freak out or change modes when they detect *any* data communication -- the red one has a charge protocol detection chip..." Read more

    "...Additional security of a physical type makes sense to me." Read more

    "Data security." Read more

    23 customers mention "Data blocking"20 positive3 negative

    Customers appreciate the data blocking feature of the adapter, with multiple customers confirming it works as advertised. One customer notes that it doesn't interfere with other devices.

    "...The unit worked as said in the description. It blocked data surge and only allowed power to get through, thus charging...." Read more

    "data block is a great feature. allows me to charge from a PC without my phone connecting to my computer...." Read more

    "...In addition, since it blocks all data transfers, it tricks your phone and the power source, to providing the maximum current available to charge..." Read more

    "...It’s very disruptive. The PortaPow data blocker stops the problem completely. A complete and inexpensive fix. Love it!" Read more

    21 customers mention "Travelability"21 positive0 negative

    Customers find the USB data blocker convenient for travel, appreciating its compact size and suitability for EDC (everyday carry).

    "...Good enough for me-- they went into my travel bag. In retrospect, I ended up not needing these...." Read more

    "These adapters are small and lightweight. They seem well-made...." Read more

    "...serial connections and only allows power, this is a great tool for security-conscious travelers." Read more

    "...Works great, looks great, travels great!" Read more

    18 customers mention "Build quality"16 positive2 negative

    Customers find the adapter well made, with one mentioning its excellent quality.

    "...they are very solid to the touch and just seem feel like a well made product. The packaging is very nice and reusable as well...." Read more

    "These adapters are small and lightweight. They seem well-made...." Read more

    "...I expect this product to be more rugged and more water resistant than similar products that have hard plastic housings." Read more

    "Product works exactly as described and seems durable and should last...." Read more

    30 customers mention "Data connection"20 positive10 negative

    Customers have mixed experiences with the data connection: some report that it cuts off the data connection and prevents data transfer, while others note that it only allows power to get through.

    "...It provides a stable and reliable power connection, ensuring my dashcams function correctly at all times...." Read more

    "...It blocked data surge and only allowed power to get through, thus charging. On my 1st order, I got the wrong item The item was also defective...." Read more

    "...is that you can see that the two center data pins are missing and not connected. The data protection is visible...." Read more

    "Blocked the data connection on a laptop and in car...." Read more

    17 customers mention "Value for money"10 positive7 negative

    Customers have mixed opinions about the adapter's value for money, with some finding it a great value while others consider it expensive for its functionality.

    "...Don’t make it easy for them! Badumtissss. Great value for the money!..." Read more

    "...required to enable fast-charge combinations that are unacceptable for everyday use...." Read more

    "...Good deal, good product." Read more

    "A little expensive for the functionality and the cost of manufacturing...." Read more

    Reliable Solution for Car Dashcam Power Issues
    5 out of 5 stars
    Reliable Solution for Car Dashcam Power Issues
    I use these for my car dashcams, and they have been a game-changer. Previously, my cameras would occasionally switch to data mode even though they were connected to power only. Since I started using this product, that issue has completely stopped. It provides a stable and reliable power connection, ensuring my dashcams function correctly at all times. Highly recommended for anyone facing similar issues!
    Thank you for your feedback
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    Top reviews from the United States

    • Reviewed in the United States on December 26, 2024
      Size: 1Color: TransparentNumber of Items: 2Verified Purchase
      I use these for my car dashcams, and they have been a game-changer. Previously, my cameras would occasionally switch to data mode even though they were connected to power only. Since I started using this product, that issue has completely stopped. It provides a stable and reliable power connection, ensuring my dashcams function correctly at all times. Highly recommended for anyone facing similar issues!
      Customer image
      5.0 out of 5 stars
      Reliable Solution for Car Dashcam Power Issues

      Reviewed in the United States on December 26, 2024
      I use these for my car dashcams, and they have been a game-changer. Previously, my cameras would occasionally switch to data mode even though they were connected to power only. Since I started using this product, that issue has completely stopped. It provides a stable and reliable power connection, ensuring my dashcams function correctly at all times. Highly recommended for anyone facing similar issues!
      Images in this review
      Customer image
      2 people found this helpful
      Report
    • Reviewed in the United States on July 4, 2022
      Size: 1Color: TransparentNumber of Items: 1Verified Purchase
      Great for devices that will freak out or change modes when they detect *any* data communication -- the red one has a charge protocol detection chip which is useful when securely charging high-draw modern devices, but useless for diagnostic purposes or legacy devices.

      This adapter is a fantastic way to use standard mini USB leads with devices running the older GarminOS based on an unknown embedded OS (used as recently as the DriveSmart 50, many still run current maps with a microSD setup). These devices give no choice to simply charge if a data connection is detected and block out the UI in PC Connection mode. Newer Linux-based ones (like DriveSmart 65) now have a prompt and will work as expected with the red adapter in a secure charging scenario, or bare lead for normal use.

      Since USB-A luckily tops out at 2.4A under most cases, even the red one will charge modern devices at a sane rate, but for devices with low standby draw that can trickle charge at 500mA this is useful to defeat fast charging protocols for debugging or increased battery life.

      The red one should still be safe even if your device uses Qualcomm BatteryKiller 3.0 because of it visibly having no upstream data pins to the charger required to enable fast-charge combinations that are unacceptable for everyday use. In this context this (clear) one is good if you're paranoid, or it's a rare device where the 5v@2.4A provided by the USB BC 1.2 standard is too much .
      10 people found this helpful
      Report
    • Reviewed in the United States on September 24, 2024
      Size: 1Color: TransparentNumber of Items: 2Verified Purchase
      These work as intended, they are very solid to the touch and just seem feel like a well made product. The packaging is very nice and reusable as well. I bought several products from PortaPow and I'm going to leave the same review for all 3 items.
      One person found this helpful
      Report
    • Reviewed in the United States on September 11, 2024
      Size: 1Color: RedNumber of Items: 1Verified Purchase
      We used these recently while traveling and were able to charge a phone with no worries about hacking or stolen info.
      3 people found this helpful
      Report
    • Reviewed in the United States on March 13, 2025
      Size: 1Color: TransparentNumber of Items: 2Verified Purchase
      I was going on a trip and knew that I might have to charge my phone and tablet from USB outlets, either at the airport, on the plane, or in the hotel.

      I have no idea how frequently juice-jacking (stealing the data in a phone/table/whatever through a charge cable) actually occurs. My guess is not very often, but why take the risk? I looked at several data blockers and, based on the reviews, bought these.

      I'm not a very trusting soul, so I also bought a USB cable tester to make sure the data would be blocked when using these. I tested each charge cable that I had, making sure that it would transmit data. I then repeated the test on each cable with one of these data blockers installed. Both of them blocked the data lines on the cables while still allowing the charging lines to connect. Good enough for me-- they went into my travel bag.

      In retrospect, I ended up not needing these. I was able to use my plug-in wall wart to charge my phone and tablet so my data was not in any danger. However, I like the option of having these in my travel bag in case I have to plug into some mystery USB jack and not worry. For the price, I consider these essential for travel.
      One person found this helpful
      Report
    • Reviewed in the United States on February 12, 2024
      Size: 1Color: TransparentNumber of Items: 1Verified Purchase
      PortaPow Pure Data Blocker worked great. The unit worked as said in the description. It blocked data surge and only allowed power to get through, thus charging. On my 1st order, I got the wrong item The item was also defective. The unit I 1st ordered was returned and refunded. The 2nd unit I ordered was in working order. I tested the unit by inserting my cell phone into my keyboard synthesizer. Normally when doing so, my cellphone would ask what to do when connected to the keyboard. Since the PortaPow was connected it only charged and no data was being received to my cellphone.
      2 people found this helpful
      Report
    • Reviewed in the United States on February 16, 2025
      Size: 1Color: TransparentNumber of Items: 2Verified Purchase
      The great thing is that you can see that the two center data pins are missing and not connected. The data protection is visible. If you buy one of the competitors, you would have to use a multimeter to test continuity between the center data contact points of USB.
      2 people found this helpful
      Report
    • Reviewed in the United States on August 12, 2023
      Size: 1Color: TransparentNumber of Items: 1Verified Purchase
      I believe the data-condom effect is working properly given the pins that you can see through the device, but the downside is that it doesn't fast-charge.

    Top reviews from other countries

    Translate all reviews to English
    • Bill Bogan
      5.0 out of 5 stars Safe charging
      Reviewed in Australia on July 10, 2023
      Size: 1Color: TransparentNumber of Items: 2Verified Purchase
      They work and I know the Princess can plug in anywhere and charge without there being an issue.
    • Charliecharlie
      5.0 out of 5 stars Blocker
      Reviewed in the United Kingdom on October 19, 2024
      Size: 1Color: TransparentNumber of Items: 1Verified Purchase
      if works good
    • K
      5.0 out of 5 stars Verified PortaPow data blocker
      Reviewed in Canada on January 6, 2021
      Size: 1Color: WhiteNumber of Items: 2Verified Purchase
      Contacted PortaPow directly to verify if this is legitimate due to white version not being on their site. Rrated the best and price value on mg.lol and I recommend any data blocker including a smart chip if you choose another brand otherwise it's not worth more than $3.
    • Ginoroig
      5.0 out of 5 stars Il migliore
      Reviewed in Italy on February 7, 2020
      Size: 1Color: RedNumber of Items: 1Verified Purchase
      Il prodotto è davvero ben fatto. Ho letto varie recensioni su internet che portavano questo adattatore come il migliore, dopo quasi un mese di utilizzo posso dire che davvero lo è. Non ho mai avuto problemi di ricarica, il telefono lo rileva sempre e inoltre in alcuni casi riesce anche a non bloccare il fast charge. Per quanto riguarda la sua funzione primaria mi sento davvero sicuro adesso, senza più la paura di attaccare il telefono ad una colonnina pubblica e ricevere malware. Utilizzato su aerei, alberghi e auto. Meglio di qualsiasi altro cavo che non dovrebbe avere i terminali dati. Consigliatissimo a tutti quelli che come me non si fidano dei posti pubblici.
      Report
    • caroline suttels
      5.0 out of 5 stars work as advertised
      Reviewed in the Netherlands on November 19, 2023
      Size: 1Color: TransparentNumber of Items: 1Verified Purchase
      work as advertised