What are the measurement specifications?

Voltage range: 4–28 V Current range: 0–6.5 A Power: up to 150 W Capacity: 0–99999 mAh Energy: 0–99999 mWh Resolution: 0.01 V / 0.01 A

What protocols does the tester support?

Supports QC2.0, QC3.0, PD2.0, PD3.0, FCP, SCP, AFC, MTK-PE Can automatically detect and display fast charge protocol being used

Is the FNAC-28 suitable for Type-C power banks and adapters?

Yes, it supports both USB Type-C and traditional USB-A ports Ideal for testing power banks, chargers, and USB-C adapters

Can the device log and recall measurement data?

Yes, it can store data for multiple charging cycles You can review voltage, current, energy, and time history

Out-of-Stock

TFT LCD screen of FNIRSI FNAC-28 displaying measurement data

FNIRSI FNAC-28 – 2-in-1 USB Type-C Tester / Voltmeter / Ammeter

Name: FNIRSI FNAC-28 – 2-in-1 USB Type-C Tester / Voltmeter / Ammeter
Brand: Fnirsi
SKU: FNAC-28
Price: 67.77 PLN
Availability: OutOfStock

Fnirsi

SKU: FNAC-28

67.77

Out-of-Stock

30-day returns No questions asked
12 mo warranty Manufacturer + Avifly
Shipping availability Same day before 12:00

FNIRSI FNAC-28 – 2-in-1 USB Type-C Tester / Voltmeter / Ammeter

Real-time voltage, current & power monitoring with fast charging support

FNIRSI FNAC-28 is a compact USB tester capable of measuring voltage (4–24 V), current (up to 6.5 A), and power (up to 156 W) in real time. It features a 1.06" color TFT display and supports various fast charging protocols, including QC2.0, QC3.0, FCP, SCP, AFC, VOOC/WARP, and SVOOC 1.0/2.0. With bidirectional current measurement, Type-A and Type-C input/output ports, cable resistance testing, and user-adjustable display settings, it’s a powerful diagnostic tool for power banks, chargers, and USB cables.

Product Features

● Voltage measurement: 4–24 V with 0.001 V resolution
● Current measurement: 0–6.5 A with 0.001 A resolution
● Power measurement: up to 156 W (0.001 W resolution)
● Supports fast charge protocols: QC2.0, QC3.0, FCP, SCP, AFC, VOOC/WARP, SVOOC
● Bidirectional current flow measurement (USB-A and USB-C)
● Cable resistance test and Apple 2.4A / DASH simulation
● Adjustable screen brightness and standby timer
● Temperature readout in °C/°F
● Interface languages: English and Chinese
● Firmware upgradeable

Technical Specifications

● Model: FNAC-28
● Display: 1.06" color TFT LCD
● Voltage range: 4–24 V (accuracy: ±0.2‰ + 2)
● Current range: 0–6.5 A (accuracy: ±0.2‰ + 2)
● Power range: up to 156 W (accuracy: ±0.2‰ + 2)
● Protocols supported: QC2.0, QC3.0, FCP, SCP, AFC, VOOC/WARP, SVOOC
● Cable resistance testing: supported
● Dimensions: 73 × 36 × 12 mm
● Weight: 21 g
● Languages: English, Chinese

Package Contents

● 1× FNIRSI FNAC-28 USB Tester
● 1× User Manual
● 1× Retail Box

FAQ

Frequently Asked Questions about FNIRSI FNAC-28 (USB Tester with Fast Charge Trigger and Power Parameter Measurement)

What functions does the FNIRSI FNAC-28 provide?

Measurement of voltage, current, and power
Detection and triggering of fast charge protocols (QC2.0/3.0, PD2.0/3.0, FCP/SCP, AFC, VOOC/WARP, Super VOOC 1.0/2.0)
Cable resistance measurement using differential method
E-Marker chip reading and DASH cable data reading
Simulation of APPLE 2.4A and DASH cables
Data recording with storage of up to 5 sets
Waveform display with pause capability

What are the device's measurement parameters?

Voltage: 4–24 V
Current: 0–6.5 A
Power: 0–156 W
Internal resistance: 0–9999.9 Ω
Capacity: 0–9999.99 Ah
Energy: 0–9999.99 Wh
Accuracy: ±(0.2‰ + 2)

What are the device's physical features?

Display: 1.06" color TFT LCD
Interfaces: USB-A, USB-C
Dimensions: 73 × 36 × 12 mm
Weight: 21 g
Language support: English and Chinese
Firmware upgradeable

Does the device support data recording?

Yes, it supports parameter recording with storage of up to 5 data sets
Supports waveform display with pause capability

Is the device compatible with various fast charge protocols?

Yes, it supports automatic detection and triggering of QC2.0/QC3.0, FCP/SCP, AFC, PD2.0/3.0, VOOC/WARP, Super VOOC 1.0/2.0 protocols