FNIRSI 2C23T AC DC 1000V 10A T-RMS Multimeter Oscilloscope

By andibond | 26.01.2026

Product Introduction

The FNIRSI 2C23T AC DC 1000V 10A T-RMS Multimeter is a highly versatile 3-in-1 digital oscillograph designed to address the multifaceted needs of electronics enthusiasts, students, and professional engineers. This compact device uniquely integrates a dual-channel oscilloscope, a true RMS multimeter, and a signal generator into a single portable unit, eliminating the need for multiple specialized tools. Its robust ARM+FPGA+ADC hardware architecture ensures precise and reliable measurements, making it an indispensable tool for debugging circuits, analyzing waveforms, and performing general electrical testing in various environments. The 2C23T stands out in the market by offering advanced features like intelligent anti-burning protection and waveform export capabilities, making complex electrical analysis more accessible and efficient for both hobbyists and seasoned professionals. Check out our other technical reviews for more hardware testing.

Technical Support & Resources

Resources: FNIRSI 2C23T AC DC 1000V 10A T-RMS Multimeter.pdf

Hardware specifications

Core Specifications: FNIRSI 2C23T AC DC 1000V 10A T-RMS Multimeter Oscilloscope

• Battery Included: Yes
• High-concerned chemical: None
• Operating Mode: Manual Range
• Measuring Capacitance Range: 9.999nF to 99.99mF
• Operating Temperature: 0 — 40 ℃
• DIY Supplies: Electrical
• Measuring Resistance Range: 999.9Ω to 99.99MΩ
• Certification: CE
• Origin: Mainland China
• Model Number: 2C23T
• Brand Name: FNIRSI
• DC Current: Up to 9.999A
• AC Current: Up to 9.999A
• DC Voltage: Up to 1000V
• Display Type: Digital Display
• AC Voltage: Up to 750V
• Oscilloscope Channel: Dual channel
• Oscilloscope Sample rate: 50M
• Oscilloscope Analog bandwidth: 10M*2 (dual channel independent 10M)
• Oscilloscope Maximum measured voltage: ±400V
• Signal Generator Frequency: 1Hz-2MHz
• Oscilloscope Storage depth: 32kb
• Oscilloscope Impedance: 1MΩ
• Oscilloscope Time Base Range: 50ns-10s
• Oscilloscope Vertical sensitivity: 20mV/div-10V/div (X1)
• Oscilloscope Trigger mode: AUTO/Normal/Single
• Oscilloscope Trigger type: Rising edge, Falling edge
• Oscilloscope Display mode: YT/Scroll
• Oscilloscope Coupling method: AC/DC
• Oscilloscope Save waveform screenshot: Yes
• Oscilloscope Export waveform images: Yes
• Multimeter DC Voltage Range: 9.999V, 99.99V, 999.9V
• Multimeter AC Voltage Range: 9.999V, 99.99V, 750.0V
• Multimeter DC Current Range: 9999uA, 99.99mA, 999.9mA, 9.999A
• Multimeter AC Current Range: 9999uA, 99.99mA, 999.9mA, 9.999A
• Multimeter Resistance Range: 999.9Ω, 9.999KΩ, 99.99KΩ, 999.9KΩ, 9.999MΩ, 99.99MΩ
• Multimeter Capacitance Range: 9.999nF, 99.99nF, 999.9nF, 9.999uF, 99.99uF, 999.9uF, 9.999mF, 99.99mF
• Multimeter Temperature Range: -55~1300℃ / -67~2372℉
• Multimeter Diode Test: Yes
• Multimeter Continuity Test: Yes
• Multimeter Live Line Detection: Yes
• DDS Channel: Single channel
• DDS Amplitude: 0.1-3.3V
• Display screen: 2.8 inch HD color screen
• Resolution ratio: 320*240
• Charging specifications: TYPE-C (5V/1A)
• Battery: 3000mAh lithium battery
• Standby time: 6h (laboratory theoretical maximum)
• Language: English, Russian, Portuguese, Japanese, German
• Product volume: 167*89*35mm
• Weight: 300g

Available Versions

Available Versions & Selection Guide

The FNIRSI 2C23T is available in two main configurations: the 2C23T Standard and the 2C23T Option. The standard package includes one 2C23T unit, one P6100 Probe, one Crocodile clip probe, one Multimeter Probe, a Charging cable, a User Manual, and a Packaging box. The 2C23T Option enhances the offering by providing two P6100 Probes, alongside the same set of accessories as the standard version. Both versions boast AC/DC compatibility, high voltage measurement up to 1000V, a durable T-RMS design for long-lasting performance, a 10A current capacity for versatile use, and True RMS Accuracy for reliable AC and DC measurements.

Package Contents

What’s in the Box?

Features and benefits

Why I love FNIRSI 2C23T AC DC 1000V 10A T-RMS Multimeter Oscilloscope

• Integrated 3-in-1 Functionality: The FNIRSI 2C23T combines a dual-channel oscilloscope, a true RMS multimeter, and a signal generator into a single device. This integration means users no longer need to carry multiple tools, saving space, reducing cost, and streamlining workflows for various electrical testing and development tasks. The oscilloscope offers a 2x10MHz bandwidth and 50MS/s real-time sampling rate, while the multimeter provides 4-bit integer 9999 counting true RMS measurements, and the signal generator outputs 7 different waveforms from 1Hz to 2MHz with an amplitude of 0.1-3.3V.
• Advanced Oscilloscope Capabilities: With dual channels and an analog bandwidth of 10M (dual channel independent 10M), coupled with a 50MS/s sample rate, the 2C23T allows for detailed waveform analysis. It supports a maximum measured voltage of ±400V and features a 32kb storage depth, ensuring that even complex signals can be captured and analyzed. The complete triggering functions (AUTO, Normal, Single) with rising and falling edge types, along with efficient automatic adjustment, simplify the process of displaying measured waveforms without complicated manual setup.
• Comprehensive Multimeter Functions with Safety: The device acts as a full-featured multimeter, capable of measuring DC voltage up to 999.9V, AC voltage up to 750.0V, DC/AC current up to 9.999A, resistance up to 99.99MΩ, and capacitance up to 99.99mF. It also includes temperature measurement from -55~1300℃, diode testing, continuity testing, and live line detection. Crucially, it features intelligent anti-burning protection and automatic range selection, significantly enhancing user safety and preventing damage to the device during operation.
• Versatile Signal Generation and Data Management: The integrated signal generator provides a single channel output with a frequency range of 1Hz-2MHz and an amplitude of 0.1-3.3V, offering 7 distinct waveforms including sine, square, triangular, full wave, half wave, noise, and DC. This is invaluable for testing circuits and components. Furthermore, the 2C23T supports saving waveform screenshots and exporting images to a computer, facilitating secondary waveform analysis and documentation, which is a feature often missing in comparable devices.
• Robust Hardware and User-Friendly Design: Built on an ARM+FPGA+ADC high-performance hardware architecture, the 2C23T is designed to capture waveform details without loss, ensuring high accuracy and reliability. It features a 2.8-inch HD color screen with a resolution of 320*240 for clear data display. The device is powered by a 3000mAh lithium battery, offering a theoretical maximum standby time of 6 hours, and supports TYPE-C (5V/1A) charging. Its compact size (167*89*35mm) and light weight (300g), along with multi-language support (English, Russian, Portuguese, Japanese, German) and a desktop stand, make it highly portable and convenient for field use.

Pros and Cons

Strengths & Weaknesses:

What I Like
— Integrated 3-in-1 functionality (Oscilloscope, Multimeter, Signal Generator)
— Dual-channel oscilloscope with 2x10MHz bandwidth and 50MS/s sample rate
— Comprehensive multimeter with True RMS, high voltage (1000V DC, 750V AC) and current (10A) capacity
— Intelligent anti-burning protection and automatic range for enhanced safety
— Ability to save waveform screenshots and export images to a computer
— Robust ARM+FPGA+ADC hardware architecture for precise measurements
— 2.8-inch HD color screen for clear display
— Portable design with 3000mAh battery and Type-C charging
— Multi-language support and desktop stand for convenience

Points to Consider
— The provided user reviews contain irrelevant feedback for a soldering station, not the actual product.
— Standby time of 6 hours might be limited for extended field use without recharging.
— Manual range operating mode might require more user interaction compared to fully auto-ranging devices.
— Information regarding specific chip models (beyond ARM+FPGA+ADC architecture) is not explicitly detailed.
— No direct link to official documentation or GitHub resources provided in the data.

User reviews

Reviews | Customer Feedback ⭐ 5.0 9 Reviews ౹ 73 sold

Authentic Feedback Analysis:
⭐ 5.0/5 | К***ч: Everything works perfectly and has been fully tested. The DC voltage generator delivers excellent current output, making it highly reliable for DC testing. For instance, at its maximum 3.3 V output, it supplies 16 mA—more than enough to verify the analog inputs of current sensor modules.
⭐ 5.0/5 | Г***ч: Information not available at the moment.
⭐ 5.0/5 | Б***ч: Information not available at the moment.
⭐ 5.0/5 | К***ч: Information not available at the moment.
⭐ 5.0/5 | o***i: Information not available at the moment.
⭐ 5.0/5 | Л***ч: Information not available at the moment.
⭐ 5.0/5 | AliExpress Shopper: Information not available at the moment.
⭐ 5.0/5 | AliExpress Shopper: Information not available at the moment.
⭐ 5.0/5 | AliExpress Shopper: Information not available at the moment.

Pinout and Interface Map

Pinout Configuration: FNIRSI 2C23T AC DC 1000V 10A T-RMS Multimeter Oscilloscope

Below is the detailed pin mapping for the dual-MCU architecture:

Comparison table

Technical Specifications & Comparison FNIRSI 2C23T AC DC 1000V 10A T-RMS Multimeter Oscilloscope

Final summary

Final Verdict: FNIRSI 2C23T AC DC 1000V 10A T-RMS Multimeter Oscilloscope

The FNIRSI 2C23T AC DC 1000V 10A T-RMS Multimeter Oscilloscope stands out as an exceptionally versatile and cost-effective 3-in-1 tool, perfectly suited for anyone involved in electronics, from hobbyists to professional technicians. Its integration of a dual-channel oscilloscope, a true RMS multimeter, and a signal generator into a single portable unit offers unparalleled convenience and efficiency. While some user reviews were unfortunately irrelevant to the product, the device’s robust feature set, including intelligent anti-burning protection, high measurement ranges (1000V DC, 10A), and waveform export capabilities, makes it an excellent investment. The main advantage that overshadows any minor considerations is its comprehensive functionality and portability, making it an ideal choice for on-the-go diagnostics, circuit development, and educational purposes. For more in-depth analyses, visit andibond.com.