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Item #:
219477960
FNIRSI FNB-C2 PD3.1 USB-C Tester 240W, Bi-Directional, E-Marker Reader | 20-Bit ADC, 7-Digit USB Cable Tester, 4-50V/6.5A, Real-Time Graphs, PPS,
Item #:
219477960
MVR 1091
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Sunday, August 23
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Experience precise measurement with an advanced 20-bit ADC chip, providing stable and high-resolution data for subtle electrical analysis and professional testing.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Power Capacity
Supports up to 240W, making it suitable for fast charging high-powered devices. This capability ensures versatile application for tech enthusiasts and professionals requiring powerful and reliable USB-C connections.
Advanced Monitoring
Equipped with a 20-bit ADC, it offers precise electrical readings and real-time graphs, enabling users to troubleshoot and analyze cable performance effectively, ensuring optimal charging conditions for devices.
Comprehensive Compatibility
Supports various charging protocols like PPS and QC2.0/3.0, making it compatible with a wide range of devices. This flexibility provides users with assurance in their charging setups, catering to diverse tech ecosystems.
Product Details
- 【240W PD 3.1 USB-C Tester】FNIRSI FNB-C2 USB C tester built for high-power monitoring. Supports PD 3.1 with a 4–50V/6.5A range, enabling up to 240W power tracking for high-wattage chargers. Features a real-time Curve View for instant voltage and current visualization on the 1.54" screen
- 【20-Bit ADC & 7-Digit】Experience precise measurement with an advanced 20-bit ADC chip. This USB Power Meter delivers 7-digit resolution (0.000001) for voltage and current, providing stable and high-resolution data for subtle electrical analysis and professional testing
- 【Protocol Trigger & Cable Tester】The advanced USB-C diagnostic tool to trigger PD 3.1, PPS, and QC 3.0. It reads E-Marker chip data and measures internal cable resistance via the differential pressure method, helping you distinguish premium cables from low-quality counterfeits
- 【Bi-Directional Test & Battery Capacity】Advanced USB power analyzer featuring bi-directional current testing and a battery capacity calculation tool. Supports offline curve recording and 10 groups of energy statistics (Wh/Ah), enabling battery aging tracking and total energy consumption monitoring
- 【Smart Viewing & PC Software Link】Equipped with a gravity sensor for automatic 4-way rotation. The dedicated HID port enables PC software connectivity for real-time data logging and independent power supply, ensuring pure, interference-free measurements for professional reporting
| Power Source | Battery Powered |
| Minimum Operating Voltage | 4 volts |
| Compatible Devices | USB-C devices |
| Style Name | FNB-C2 |
| Color | Black |
| Item Dimensions | 2.09 x 1.42 x 0.39 inches (5.3 x 3.6 x 1 cm) |
| Brand Name | FNIRSI |
| Model | FNIRSI-FNB-C2 |
| Unit Count | 1 Count |
| Manufacturer | FNIRSI |
| Included Components | FNB-C2 USB Tester, Other accessories |
| Part Number | FNIRSI-FNB-C2 |
| Brand | FNIRSI |
| Style | FNB-C2 |
| Item dimensions L x W x H | 2.09 x 1.42 x 0.39 inches (5.3 x 3.6 x 1 cm) |
What's in the box
FNB-C2 USB Tester, Other accessories
Who Should Buy?
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Tech Enthusiasts
Ideal for tech-savvy users looking to analyze and optimize USB-C devices and cables with detailed metrics.
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Electricians
Helpful for electricians who need to test power delivery and cable integrity in various installations.
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Mobile Device Repair
Great for repair technicians diagnosing charging issues in mobile devices by providing real-time stats on cables.
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Casual Users
Not suitable for average users who don’t require detailed technical analysis of USB-C devices or cables.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What features does the FNIRSI FNB-C2 USB-C Tester offer?
Answer: The FNIRSI FNB-C2 USB-C Tester is packed with a variety of features including bi-directional power measurement, E-Marker reading capabilities, and a 20-bit ADC for precise data acquisition. It supports input voltage from 4V to 50V and a maximum current of 6.5A. Users can visualize data through real-time graphs, and it is compatible with fast charging protocols like PPS and QC2.0/3.0. This makes it ideal for testing and diagnosing USB-C cables and chargers effectively. -
Question:
How can I use the FNIRSI FNB-C2 for testing USB-C cables?
Answer: To test USB-C cables with the FNIRSI FNB-C2, simply connect the tester between the USB-C power source and the cable you wish to test. It will display real-time data including voltage, current, and power output on its screen. This allows users to easily identify issues such as voltage drop or cable resistance, ensuring that your USB-C cables and chargers are functioning optimally. -
Question:
What is the maximum power capability of the FNIRSI FNB-C2?
Answer: The FNIRSI FNB-C2 can handle up to 240W of power, making it suitable for high-powered devices such as laptops and fast chargers. This ensures that you can test and analyze a variety of USB-C devices efficiently, from smartphones to more demanding electronics, providing you detailed insights into their power performance. -
Question:
Is the FNIRSI FNB-C2 compatible with various charging protocols?
Answer: Yes, the FNIRSI FNB-C2 supports multiple charging protocols including Power Delivery (PD), Quick Charge (QC2.0/3.0), and Programmable Power Supply (PPS). This compatibility allows users to conduct extensive testing across a wide range of charging technologies, making it an invaluable tool for both technicians and hobbyists in electronic projects. -
Question:
Can the FNIRSI FNB-C2 display real-time data graphs?
Answer: Absolutely! The FNIRSI FNB-C2 features a display that provides real-time graphs for voltage, current, and power output during measurement. These graphical representations are helpful for users to quickly analyze and comprehend the performance of their USB-C cables and chargers, facilitating quicker diagnosis and troubleshooting. -
Question:
What is an E-Marker reader and why is it important?
Answer: An E-Marker reader in the FNIRSI FNB-C2 allows users to read the chip embedded in USB-C cables that communicates specifications such as maximum current capacity. Understanding E-Marker data is critical when using high-capacity charging cables, as it helps prevent damage to both the cable and connected devices by ensuring compatibility with the power delivery capabilities. -
Question:
How does the FNIRSI FNB-C2 help in diagnosing charging issues?
Answer: The FNIRSI FNB-C2 can diagnose charging issues by providing clear measurements of voltage and current flowing through a cable. If you encounter slow charging or devices not recognizing a charger, this tester can identify whether the problem is due to the cable, charger, or device, making it an essential tool for troubleshooting. -
Question:
What kind of PC software is compatible with the FNIRSI FNB-C2?
Answer: The FNIRSI FNB-C2 is compatible with software that can further analyze the test results obtained from the device. This software typically enables users to log data over time, create visual reports, and examine historical trends of power delivery, which can be useful for detailed assessments and electronic project management. -
Question:
What is the significance of measuring cable resistance?
Answer: Measuring cable resistance is crucial as it can indicate the quality of a USB-C cable. High resistance may signify potential faults or poor construction, leading to heat generation and inefficiency in power transfer. The FNIRSI FNB-C2 helps in assessing these details, ensuring optimal performance and safety when using USB-C cables. -
Question:
Where can I buy the FNIRSI FNB-C2 PD3.1 USB-C Tester in Maldives?
Answer: You can conveniently purchase the FNIRSI FNB-C2 PD3.1 USB-C Tester from Ubuy, a trusted online retailer known for its extensive selection of electronic gadgets and accessories. Ubuy provides quick access to this advanced USB-C tester and often features a variety of related products to enhance your testing and electronic projects.
FNIRSI Voltage Testers Editorial Review
The FNIRSI FNB-C2 PD3.1 USB-C Tester has garnered a largely positive reception from users who appreciate its advanced features and capabilities, particularly its utility for electronics enthusiasts and professionals. Reviewers have praised its accurate monitoring capabilities for a wide range of charging protocols, along with its ability to track amp-hours, making it a valuable tool for assessing battery health and performance over time. The clear display and convenient gravity sensor for automatic orientation have also been highlighted as significant advantages, enhancing user experience during testing even in tight spaces. However, some users expressed concerns regarding certain design aspects. While the tester's overall build quality is perceived as solid, feedback indicated that the USB-C connector could feel flimsy and protrudes only slightly from the body, which can lead to awkward connections with various devices. Additionally, the initial setup process can be frustrating, especially for those not well-versed in navigating tech gadgets, with its unintuitive button layout and reliance on a QR code for the user manual causing confusion and discomfort for new users. Despite these minor inconveniences, the abilities of the FNIRSI FNB-C2 to accurately assess charger performance and cable quality have made it an easy recommendation for those seeking a competent and cost-effective USB power meter. **
Customer Reviews & Ratings
30 customers ratings
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5 Star
60%
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4 Star
20%
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3 Star
7%
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2 Star
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1 Star
13%
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Pros
- High-resolution readings with 20-bit ADC and 7-digit display.
- Excellent performance in monitoring various charging protocols (PD 3.1, PPS, QC 3.0).
- Ability to log amp-hours, enhancing battery health monitoring.
- Clear display and gravity sensor for orientation adjustment.
- Effective e-Marker and cable resistance testing capabilities.
Cons
- Flimsy feel of the USB-C male connector.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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MVR 1091
Order now and get it around Sunday, August 23
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Features & Benefits
- Supports PD 3.1 with up to 240W power tracking for high-wattage chargers.
- Features a real-time Curve View for instant voltage and current visualization.
- Delivers 7-digit resolution for accurate measurements of voltage and current.
- Advanced USB-C diagnostic tool for triggering various protocols and measuring cable quality.
- Bi-directional current testing and battery capacity calculation capabilities.
- Equipped with PC software connectivity for real-time data logging.
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