Over 500,000 customers already trust us. With us you get:
same-day shipping for products marked “24h shipping”
our own service centre in Poland
30 days to return and free delivery in Poland from PLN 500
4.9/5 on TrustMate and 4.9/5 on Google (almost 4,000 reviews)
VAT invoice, leasing and instalments for businesses
For businesses
individual quote for larger quantities
VAT invoice
For schools and universities
orders based on requests for quotation
help with choosing kits for your lab
Send an inquiry - we reply quickly.
FNIRSI FNAC-28 2-in-1 USB tester - voltage, current and power meter for USB A/USB C ports
The FNIRSI FNAC-28 is a compact 2-in-1 USB tester with USB Type-A and USB Type-C ports , designed to measure voltage, current, and power, as well as diagnose chargers, cables, and power banks. It supports currents up to 6.5A and automatically detects popular fast charging protocols . It's perfect for service centers, workshops, and homes where you need to quickly assess power quality and real-world charging efficiency.
We could not load the price.
The promotional price does not combine with quantity discounts.
Product description: FNIRSI FNAC-28 2-in-1 USB tester - voltage, current and power meter from USB A / USB C port
The FNIRSI FNAC-28 is a multifunctional USB tester designed for electronics technicians, service technicians, and users who want to accurately analyze mobile device charging parameters. The tester allows you to monitor voltage , current, power, and energy consumption , as well as detect supported fast charging protocols . The FNAC-28 is equipped with USB Type-A and USB Type-C connectors , allowing you to test a wide range of devices – from classic USB chargers to more modern power supplies and power banks. The built-in 1.06" color display presents data in real time, and intuitive buttons allow you to quickly switch between operating modes. Thanks to the use of a 16-bit ADC, the tester ensures very high measurement accuracy. The FNAC-28 also allows you to test USB cables, measure cable resistance, analyze voltage waveforms, and test battery capacity , saving the results to the device's memory.
FNIRSI FNAC-28 2-in-1 USB tester - voltage, current and power meter from USB A / USB C port.
The meter is compatible with USB Type-A and USB Type-C interfaces.
Main features of the FNIRSI FNAC-28 USB tester
- USB Type-A and USB Type-C measurement : support for two types of connectors allows you to test chargers and devices in the most popular standards
- High measurement accuracy : 16-bit ADC ensures precise readings in service and test applications
- Precise voltage, current and power measurement : voltage measurement range from 4 V to 24 V, current from 0 A to 6.5 A and power from 0 W to 156 W
- Bidirectional current measurement : ability to analyze energy flow in both directions, useful when testing power banks
- Automatic identification of fast charging protocols : supports QC2.0, QC3.0, AFC, FCP, SCP, Apple 2.4A, VOOC, SVOOC, PE, among others
- USB cable testing : cable resistance measurement and power transmission quality analysis
- Battery capacity test : recording of energy consumption and charging time with the ability to save up to 5 sets of data
- Graph analysis : display of voltage, current and power disturbance waveforms
- 1.06-inch color screen : clear presentation of real-time data
- Extensive system settings : adjusting screen brightness, standby mode, changing the temperature unit and interface language
Practical applications of the USB tester
The FNAC-28 tester will prove useful in many scenarios related to the diagnostics and power analysis of USB devices.
Examples of applications:
- testing of mains and car chargers
- analysis of the quality of USB cables
- power bank diagnostics
- measurement of the charging power of smartphones and tablets
- testing USB ports in computers and laptops
- analysis of the power stability of electronic devices
Thanks to its wide measurement range, the device is useful in electronics services, laboratories, technical workshops, as well as for home use .
The voltage tester supports QC2.0/QC3.0, FCP/SCP, AFC, VOOC/WARP, SVOOC 1.0/SVOOC2.0 protocols.
The meter has a color TFT LCD display.
Technical specifications of the FNIRSI FNAC-28 tester
- Model: FNAC-28
- Interface: USB Type-A, USB Type-C
- Display: 1.06'', color
- Voltage monitoring range: 4V to 24V
- Voltage resolution: 0.001 V
- Voltage measurement accuracy: ±(0.2‰ + 2)
- Current monitoring range: 0 A to 6.5 A
- Current resolution: 0.001 A
- Current measurement accuracy: ±(0.2‰ + 2)
- Power monitoring range: 0 W to 156 W
- Power resolution: 0.001 W
- Power measurement accuracy: ±(0.2‰ + 2)
- Data refresh time: 1 s
- Temperature measurement: resolution 1°C, accuracy ±(1.2% + 3)
- Data memory: up to 5 sets of measurements
- Dimensions: 73 x 36 x 12 mm
- Weight: 21 g
Contents of the set
- FNIRSI FNAC-28 USB Tester
- USB cable
Useful links
| Name | Value |
|---|---|
| Conn Type |
|
| Meter - DC voltage | yes |
| Meter - Capacitance | yes |
| Meter - DC current | yes |
| Width | 5.5 cm |
| Height | 11.7 cm |
| Depth | 3.8 cm |
| Weight | 0.06 kg |
GLS
Shipping in 24 hours
from €8.07
Raben - pallet delivery
Delivery in 3–5 days, no inside delivery
from €96.75
The full delivery terms are on the page Delivery and payment.
30 days to return, without giving a reason
If the product does not meet your expectations, you have 30 days from receiving the parcel to withdraw from the contract. The product only has to be complete. The right of return belongs to consumers (a purchase unrelated to business activity).
Complaints
If the product turns out to be faulty, you can make a claim under the guarantee or the statutory warranty. We handle claims without delay, at the latest within 14 working days of receiving the report together with the goods.
Be the first to ask a question about this product!
Instructions and documents
GPSR data
Products from the same category
See all
