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43

usb data blocker

Skip it

A concentrated shelf (top 5 take 76% of clicks) — this niche doesn't clear our bar today.

Market size 43Growth 28Conversion 74Competition 20Returns 96Price range 35Avg price 36Brand share 27Review moat 43Quality gap 37

Returns

Incredible0.8%

return rate — above 5% kills the launch gate

Conversion

Good6.9%

search→purchase rate — share of searches ending in a sale

Market size

Okay$223K

$223K/yr · 312K searches

Review moat

Okay2,183.46

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Avg price

Okay$10.34

avg listing price — sweet spot $15–$100

Price range

Okay$6.80–$19.51

cheapest to priciest tracked listing — scored on the share inside $15–$100

Growth

Okay+2.6%

90-day search growth — must beat 0% to launch

Brand share

Okay89%

top-5 brand share — brands hold most of the demand

Competition

Bad76%

top-5 click share — a locked-up shelf

According to Flapen's Amazon United States niche tracking, usb data blocker is a $223K/yr Amazon United States market (312K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Jun. Verdict: Skip it — 43/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

usb data blocker market data

Units sold / yr
20K–25K
avg 1,500–2,000/product
Revenue / yr
$207K–$259K
units × avg price
Conversion rate
6.9%
Avg BSR
#922
Page quality
0%
Prime
100%
Sponsored
85%
Out of stock
0.0%
Avg brand age
44 months
Avg seller age
194 days

Competition & brand share

The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.

Brands

8 flat

Sellers

12

Top-5 brand share

89%

Top 20: 100%

Top-5 click share

76%

Top 20: 100%

Open market

5%

  • JSAUX31%
  • BUISAMG30%
  • Fidioto10%
  • Afterplug10%
  • SaiTech IT8%
  • PortaPow7%
  • Open — no brand owns it (2 brands, 5%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +2.6% search growth over the last 90 days.
18K13KSpike '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jun · busiest ÷ quietest = 2.0×

Open Trend

Top usb data blocker search terms

  • usb data blocker102K/yr
  • data blocker69K/yr
  • data blocker usb charger26K/yr
  • usb c data blocker19K/yr
  • usb data blocker for travel4K/yr
  • data blocker usb c15K/yr
  • data blocker for iphone20K/yr
  • usb blocker6K/yr
  • usbc data blocker6K/yr
  • data blocker usb6K/yr
All search terms

Top usb data blocker products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$22K20%$45K30%$67K40%$89K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share
1
JSAUX USB Data Blocker & USB C Data Blocker (4-Pack) Transparent Type A & Type C Data Blocker Only for Charge Protect Against Juice Jacking Prevent Hacking for Safe Charging

JSAUX USB Data Blocker & USB C Data Blocker (4-Pack) Transparent Type A & Type C Data Blocker Only for Charge Protect Against Juice Jacking Prevent Hacking for Safe Charging

JSAUX$12.224.5★1,579 rev

2
BUISAMG Data Blocker USB A & USB C Data Blocker for iphone17 16 and Any USB C Mobile Phone Charge Protect Against Juice Jacking Refuse Hacking Only Charging (Red 6-Pack)

BUISAMG Data Blocker USB A & USB C Data Blocker for iphone17 16 and Any USB C Mobile Phone Charge Protect Against Juice Jacking Refuse Hacking Only Charging (Red 6-Pack)

BUISAMG$10.634.7★422 rev

3
4 Kinds of USB Data Blocker Adapter USB C Data Blocker for iPhone 15 16 17 and for Android Phone or for ipad A to A & A to C & C to C & C to A Only for Charge Protect Against Juice Jacking (Black)

4 Kinds of USB Data Blocker Adapter USB C Data Blocker for iPhone 15 16 17 and for Android Phone or for ipad A to A & A to C & C to C & C to A Only for Charge Protect Against Juice Jacking (Black)

Fidioto$9.904.6★61 rev

4
Afterplug USB-C to USB-C Data Blocker Anti Juice Jacking for Charge-Only Supports up to 240W PD Charging (2-Pack) Red

Afterplug USB-C to USB-C Data Blocker Anti Juice Jacking for Charge-Only Supports up to 240W PD Charging (2-Pack) Red

Afterplug$8.984.5★746 rev

5
SaiTech IT 5 Pack RFID Blocking Card One Card Protects Entire Wallet Purse NFC Contactless Bank Debit Credit Card Protector ID ATM Guard Card Blocker(Black)

SaiTech IT 5 Pack RFID Blocking Card One Card Protects Entire Wallet Purse NFC Contactless Bank Debit Credit Card Protector ID ATM Guard Card Blocker(Black)

SaiTech IT$9.814.7★10,031 rev

Newest

by launch date
4 Kinds of USB Data Blocker Adapter USB C Data Blocker for iPhone 15 16 17 and for Android Phone or for ipad A to A & A to C & C to C & C to A Only for Charge Protect Against Juice Jacking (Black)

4 Kinds of USB Data Blocker Adapter USB C Data Blocker for iPhone 15 16 17 and for Android Phone or for ipad A to A & A to C & C to C & C to A Only for Charge Protect Against Juice Jacking (Black)

Fidioto$9.9061 rev

7mo ago
BUISAMG Data Blocker USB C to C Data Blocker for iphone17 16 15 and Any Mobile Phone Charging Protect Against Juice Jacking Refuse Hacking Guaranteed Only Safe Charging (6-Pack)

BUISAMG Data Blocker USB C to C Data Blocker for iphone17 16 15 and Any Mobile Phone Charging Protect Against Juice Jacking Refuse Hacking Guaranteed Only Safe Charging (6-Pack)

BUISAMG$10.40107 rev

1y ago
Afterplug USB-C to USB-C Data Blocker Anti Juice Jacking for Charge-Only Supports up to 240W PD Charging (2-Pack) Red

Afterplug USB-C to USB-C Data Blocker Anti Juice Jacking for Charge-Only Supports up to 240W PD Charging (2-Pack) Red

Afterplug$8.98746 rev

2y ago
HUIJIACHUANG USB C Data Blocker and USB A Data Blocker 3 Pack Only for Charge Protect Against Juice Jacking Refuse Hacking for Safe Charging for Mobile Phone Pad and More Type C & Type A Device

HUIJIACHUANG USB C Data Blocker and USB A Data Blocker 3 Pack Only for Charge Protect Against Juice Jacking Refuse Hacking for Safe Charging for Mobile Phone Pad and More Type C & Type A Device

HUIJIACHUANG$6.8046 rev

2y ago
BUISAMG Data Blocker USB A & USB C Data Blocker for iphone17 16 and Any USB C Mobile Phone Charge Protect Against Juice Jacking Refuse Hacking Only Charging (Red 6-Pack)

BUISAMG Data Blocker USB A & USB C Data Blocker for iphone17 16 and Any USB C Mobile Phone Charge Protect Against Juice Jacking Refuse Hacking Only Charging (Red 6-Pack)

BUISAMG$10.63422 rev

2y ago

Trending

90-day click momentum
SaiTech IT 5 Pack RFID Blocking Card One Card Protects Entire Wallet Purse NFC Contactless Bank Debit Credit Card Protector ID ATM Guard Card Blocker(Black)

SaiTech IT 5 Pack RFID Blocking Card One Card Protects Entire Wallet Purse NFC Contactless Bank Debit Credit Card Protector ID ATM Guard Card Blocker(Black)

SaiTech IT$9.814.7★

▲ 211%
4 Kinds of USB Data Blocker Adapter USB C Data Blocker for iPhone 15 16 17 and for Android Phone or for ipad A to A & A to C & C to C & C to A Only for Charge Protect Against Juice Jacking (Black)

4 Kinds of USB Data Blocker Adapter USB C Data Blocker for iPhone 15 16 17 and for Android Phone or for ipad A to A & A to C & C to C & C to A Only for Charge Protect Against Juice Jacking (Black)

Fidioto$9.904.6★

▲ 111%
BUISAMG Data Blocker USB C to C Data Blocker for iphone17 16 15 and Any Mobile Phone Charging Protect Against Juice Jacking Refuse Hacking Guaranteed Only Safe Charging (6-Pack)

BUISAMG Data Blocker USB C to C Data Blocker for iphone17 16 15 and Any Mobile Phone Charging Protect Against Juice Jacking Refuse Hacking Guaranteed Only Safe Charging (6-Pack)

BUISAMG$10.404.4★

▲ 40%
HUIJIACHUANG USB C Data Blocker and USB A Data Blocker 3 Pack Only for Charge Protect Against Juice Jacking Refuse Hacking for Safe Charging for Mobile Phone Pad and More Type C & Type A Device

HUIJIACHUANG USB C Data Blocker and USB A Data Blocker 3 Pack Only for Charge Protect Against Juice Jacking Refuse Hacking for Safe Charging for Mobile Phone Pad and More Type C & Type A Device

HUIJIACHUANG$6.804.7★

▲ 36%
BUISAMG Data Blocker USB A & USB C Data Blocker for iphone17 16 and Any USB C Mobile Phone Charge Protect Against Juice Jacking Refuse Hacking Only Charging (Red 6-Pack)

BUISAMG Data Blocker USB A & USB C Data Blocker for iphone17 16 and Any USB C Mobile Phone Charge Protect Against Juice Jacking Refuse Hacking Only Charging (Red 6-Pack)

BUISAMG$10.634.7★

▲ 19%

What buyers say about usb data blocker

What buyers praise and complain about, mined from review topics.

What buyers love

Advertised Vs Actual Product16%

“As advertised”

Value For Money15%

“Great deal”

Size-Overall11%

“Nice tight fit”

Security10%

“Good security”

Quality-Overall10%

“Good quality construction”

Charging7%

“no problem using to charge devices”

Ease Of Use6%

“Easy to use”

Functionality-Overall4%

“Now that I know it works”

Locking Mechanism3%

“I trust they keep my credit cards secured”

Portability3%

“easy to carry around”

What buyers complain about

Functionality-Overall25%

“These cards do not work”

Charging18%

“Will not fast charge though”

Size-Overall8%

“Didn't Fit”

Durability6%

“Came apart”

Advertised Vs Actual Product4%

“Didn't work as advertised”

Quality-Overall4%

“Poor quality, broke on second use”

Ease Of Use3%

“unable to use”

Value For Money3%

“these are way overpriced”

Connectivity-Overall3%

“it could not connect”

Locking Mechanism2%

“Bad blocking”

Top return reasons

Functionality-Overall24%
Advertised Vs Actual Product13%
Size-Overall13%
Compatibility-Overall11%
Charging10%
Value For Money5%
Defective Material/Parts5%
Socket/Port/Plug4%
Connectivity-Overall2%
Quality-Overall1%

Common questions

Is usb data blocker profitable to sell on Amazon United States?
The niche generates $223K/yr across 13 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +2.6%. Flapen's verdict: Skip it (43/100).
How competitive is the usb data blocker niche?
8 brands and 12 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 89% of demand.
What do buyers complain about in usb data blocker?
Top complaints mined from reviews: Functionality-Overall, Charging, Size-Overall. The return rate is 0.8%.
When does demand for usb data blocker peak?
Demand peaks in Jun; the busiest month runs 2.0× the quietest.
What does it cost to enter the usb data blocker niche?
Listings span $6.80–$19.51; the average listing price is $10.34 (sweet spot $15–$100). The average incumbent carries 2,183 reviews — the moat a new listing must climb.