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StarTech USB-A Secure Charge-Only Data Blocker Adapter
Charge a compatible mobile device from an untrusted USB-A source while physically blocking data transfer through a male-to-female power-only adapter.
Why choose USBSCHAAMF?
Physical no-data USB-A male connector blocks data lines.
USB-A male to USB-A female charge-only design.
Delivers up to 5V, 2.4A and 12W with compatible equipment.
Best-fit applications
- Charging from public USB ports at airports or hotels
- Reducing data exposure in corporate, defence or education environments
- Using an existing USB-A to USB-C, Lightning or Micro-USB charging cable
Australian warranty assurance
Australian version supplied by DeviceDeal. Covered by the official StarTech.com manufacturer warranty in Australia for lifetime. Retain your DeviceDeal tax invoice. Warranty service is subject to StarTech terms, eligibility and product assessment.
Information verified against the supplied DeviceDeal source workbook, the exact DeviceDeal product page and exact-SKU official StarTech.com product data.
Read DeviceDeal buying guidesFrequently asked questions
What does USBSCHAAMF block?
It physically blocks USB data lines while allowing power to pass for charging.
Can files transfer through it?
No. The adapter is intentionally charge only and does not support any USB data transfer.
What power can it deliver?
With compatible equipment, it supports 5V at up to 2.4A, or 12W maximum.
Can I use my existing charging cable?
Yes. Connect a suitable USB-A charging cable for the device, such as USB-A to USB-C, Lightning or Micro-USB.
Does it support USB-C Power Delivery?
No. It is limited to the specified 5V USB-A charging output.
Is it useful at public charging stations?
Yes. Its physical data blocking is designed to reduce data exposure from untrusted USB ports.
Will USB accessories work through it?
No. Devices that require USB data communication will not function through this charge-only adapter.
What warranty applies in Australia?
This Australian version is supplied by DeviceDeal with the official lifetime StarTech.com manufacturer warranty in Australia, subject to StarTech terms and assessment.
(USBSCHAAMF)
Features and highlights
- Physical no-data USB-A male connector blocks data lines
- USB-A male to USB-A female charge-only design
- Delivers up to 5V, 2.4A and 12W with compatible equipment
- Pocket-sized adapter for public or shared charging points
- Tough TPE enclosure with visible cut-away power-only design
- Lifetime StarTech.com manufacturer warranty

StarTech USB-A Secure Charge-Only Data Blocker Adapter
Product ID: USBSCHAAMF
Security and connections
| Input | USB-A male, physical data pins absent |
|---|---|
| Output | USB-A female |
| Data transfer | Blocked; charge-only connection |
| Adapter type | Passive data blocker |
| Visual design | Cut-away section shows power-only lines |
Power
| Output voltage | 5V DC |
|---|---|
| Maximum output current | 2.4A |
| Maximum power | 12W |
| Power negotiation | On-board device power identification |
Physical and environment
| Colour | Black |
|---|---|
| Material | TPE |
| Dimensions | 45 x 17 x 10mm |
| Weight | 8g |
| Operating temperature | -20 to 60°C |
| Humidity | 10% to 80% RH |
| Included | USB secure charge adapter |
| Warranty | Lifetime |
| SKU | USBSCHAAMF |
| Barcode # | 65030883528 |
| Brand | STARTECH |
| Shipping Weight | 0.3000kg |
| Shipping Width | 0.500m |
| Shipping Height | 0.300m |
| Shipping Length | 0.010m |
Lifetime StarTech.com warranty
Australian version supplied by DeviceDeal. Covered by the official StarTech.com manufacturer warranty in Australia for lifetime. Retain your DeviceDeal tax invoice. Warranty service is subject to StarTech terms, eligibility and product assessment.
Keep your proof of purchase: retain the DeviceDeal tax invoice supplied with your order.
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