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10 Best Component Testers - Holiday Sale
Best Choice01FNIRSIFNIRSI LC1020E 100kHz LCR Meter, 19,999 Counts Resistor Inductor Capacitor Tester, Auto Component Detect, Measures ESR/Q/D/θ/X, 2.8” Color TFT, Dual Parameter Display, Sorting & Open/Short Calibration
Free ShippingMain highlights- 【User-Friendly】ESR meter capacitor tester features 3-pin sockets and 5-slot jacks for precise four-terminal (Kelvin) measurements with professional fixtures. 2.8” TFT display with 10-level brightness. 3000mAh battery with auto-off, Type-C charging/firmware updates
- 【Smart Sorting】ESR Meter with Sorting & Comparison Mode calculates relative error (%) using preset nominal/tolerance (0.1%–99.9%) for accurate component screening. Alerts via sound/LED. Supports Capacitors 1pF–100mF, Resistors 10mΩ–10MΩ, Inductors 1µH–100H
- 【Reliable Testing】Capacitance meter supports open/short calibration, adjustable test voltage (0.1/0.3/0.6V) and internal bias (0.0/0.5V). Records if components meet preset nominal/tolerance, tracking success/fail counts. Data hold locks readings. 100Ω output ensures accuracy. Speed: Fast (4/s), Medium (2/s), Slow (1/s)
- 【Note】Perform open/short calibration before measurement. Fully discharge capacitors and inductors. For onboard components, ensure the circuit is powered off. Do not measure live circuits to avoid damage or inaccurate readings
- 【Dual Parameter】LC1020E LCR Meter supports AUTO, Capacitance, Resistance, and Inductance with main/secondary parameters (X/D/Q/θ/ESR) shown simultaneously. Frequencies: 100Hz/120Hz/1kHz/10kHz/100kHz. 19,999-count display ensures precise readings
9.9Exceptional
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- 02FNIRSI
FNIRSI LCR-ST1 Mini Smart Tweezer LCR SMD ESR Tester Resistance Capacitance Inductance Continuity Diode Test Measurement Tools
Free ShippingMain highlights- 【Multiple functions】D, Z, Q, R, ESR value reading. Auto recognition of elecronic components, primary and secondary parameters display. 1.14'' HD color display, is easy to operation
- 【Measurement Range】3 test frequencies – 100 Hz, 1 kHz, 10 kHz. 2 test voltage - 0.3 Vrms, 0.6 Vrms. R: 10 mΩ to 10 MΩ / C: 1 pF to 22 mF / L:1 uH to 10 H
- 【LCR Tweezer Tester】The FNIRSI LCR-ST1 is a multifunctional and portable testing instrument that supports precise measurement of resistance, capacitance, inductance, and diodes
- 【Data Storage and Export】The LCR tester can automatically save the test records. And you could connect the tester to your PC and transfer all the data to PC via EXCEL
- 【2 Types of Tweezer Heads】With pointed head and hook head, it is convenient to test different types of products. It is equipped with a storage bag and can be charged via a data cable
9.6Exceptional
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Value for Money03FNIRSIFNIRSI LCR-P1 Transistor Tester, Mosfet Transistor Capacitor Tester, SMD Electronic Component Tester, Diode Triode Zener Diode Resistance Inductance Battery Test LCR Meter MOS PNP NPN ESR Meter
15% Off Free ShippingMain highlights- Transistor Capacitor Tester: FNIRSI LCR-P1 transistor tester can be used for the measurement and analysis of patch component, NPN, PNP, triode, MOS, field effect transistor (FET), diode, Zener diode, capacitor, resistor, inductor, battery, etc
- NEC Infrared Waveform: FNIRSI LCR-P1 transistor detector supports the analysis of NEC infrared protocol code, so it can be used for the debugging and maintenance of remote control equipment, and provides users with comprehensive detection and analysis
- Intelligent automatic identification: Capacer tester intelligent automatic detection of component pins definition and parameters, and can quickly identify its models and specifications, thereby greatly improving the efficiency of work
- Friendly Design: The design of the replaceable patch seat enables measurement of both tiny precision components and high-power devices. 1.44 inch full-color screen, 300 mah battery, Type-c interface for charging and data transmission, firmware upgrade
- Anti-burn protection mechanism: The capacitance resistance esr tester automatically identifies undischarged capacitors and automatically discharges them at the moment of insertion and locking, effectively avoiding accidental burning
9.3Excellent
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- 04ZOYI
ZOYI Precision LCR Component Tester with OLED Display – High Accuracy Measurement for Resistance, Capacitance, and Inductance, Portable and Rechargeable
Free ShippingMain highlights- Wide Measurement Range: Measures resistance (10mΩ to 10MΩ), capacitance (1pF to 20mF), and inductance (1μH to 60H), suitable for various electronic diagnostics.
- Professional Precision & Stability: Offers high accuracy with frequency settings up to 10kHz, making it ideal for professionals in repair, education, and product testing.
- Portable & Durable: Lightweight and compact with a built-in 400mAh rechargeable battery, providing up to 12 hours of continuous usage.
- Dual-Parameter OLED Display: Displays main and secondary parameters on a clear OLED screen for enhanced visibility during testing.
- Automatic Component Recognition: Effortlessly identifies resistors, capacitors, and inductors, saving time and reducing errors.
9.0Excellent
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- 05eboxer-1
Multi Function Tester,3.5 inch Colorful Display Pocketable TFT Backlight Transistor TC1 Tester for NPN and PNP Transistors,Capacitors,Resistors,Diodes,etc.
Main highlights- 【Widely Used】- The product can be widely used to detect NPN and PNP transistors, capacitors, resistors, diodes, transistors, N‑channel and P‑channel MOSFETs, IGBT, JFET, triacs and batteries.
- 【TFT Backlit Screen】- Place the pin of the component in the corresponding area, and then toggle the small handle, the detector will automatically test, and the result will be clearly displayed on the backlit TFT screen.
- 【Simple One‑key for operate, automatic detection and shutdown, you can also press the multi‑function button to close the detector.
- 【Self‑calibration Function】- After detection, align the infrared remote control with the "IR" light, then press the button on the remote control, if the detector successfully decodes, it will display the data code and infrared waveform.
- 【Colorful Display】- Unlike the usual black and white display, this detector will display the color result.The tester can be used to detect infrared waveforms and Zener diodes.
8.9Very Good
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- 06Aideepen
LCR-T7 Transistor Tester, Aideepen Multi-Function TFT 1.8" Transistor Tester Full Color Graphic Display Transistor Meter with Auto Shut Off for Diode Triode Capacitor Resistor Transistor
Free ShippingMain highlights- 【Wild Application】:TFT graphic display(160x128) ,can Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFET, diode (including double diode), thyristor, Mega328,BJT, resistor and capacitor and various electric transistor testing.
- 【Built-in Battery】:Built-in lithium battery, convenient and effective, the indicator light shows green when fully charged. Warm Reminder: The charging input voltage is 4.5V, please do not use it under overpressure, otherwise the tester will be damaged.
- ️【Extra accessories】: use accessories, more convenient and efficient to complete your project
- ️【Auto shut-down Function】: Our advanced electronic transistor tester owns auto shut-down function.Convenient and practical.
- ️【Add IR Decoder】: After the component detection is completed, the infrared remote control at the tester "IR" test hole, press the remote control key, the tester will be display the user code & data code and the corresponding infrared waveform after the successful decoding
8.7Very Good
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- 07Tzgsonp
Transistor Tester, Transistor Capacitor Tester, Transistor Meter, SMD Electronic Component Tester, Multifunctional Capacitor Tester, NEC Infrared Decoding, Diode Triode Tester for LCR ESR MOSFET SMD
Main highlights- Replaceable Design: Designed with replaceable patch holders, the replaceable patch holder function is integrated into the measurement at will, which can easily cope with various testing needs and enjoy unprecedented convenience and efficiency
- Protection Mechanism: Designed with anti burn protection, guarding the every measurement, the transistor tester will discharge the capacitor at the moment of insertion and locking, and the humanized protection mechanism prevents the transistor tester from being burned out
- Precise: Designed with independent measurement channels and tailored for diodes, it provides professional precision control with a measurement range of 0.01 to 32 V, and a power supply prior to measurement for accurate measurement
- Intelligent Identification: Just plug and unplug and clamp, one key to quickly identify component parameters, saving time and energy. It supports connecting to a computer to export data, and easily transfer the collected measurement data for further in depth analysis on the computer
- Decoding Function: This transistor tester supports NRC infrared signal decoding, which is convenient for remote control testing. Its accurate; efficient and convenient characteristics provide users with strong support
8.6Very Good
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- 08ACEIRMC
Multifunction Meter DIY kit, ACEIRMC Mega 328 Graphic Transistor Tester, NPN PNP Diodes Triode Capacitor ESR SCR MOSFET Resistor Inductance LCD Display Checker with case
Free ShippingMain highlights- measure capacitanceCan measure capacitance of 30pF-100mF , resolution 1pF
- Package: 1 * LCR-T4 Mega328 Transistor Tester 1* LCR-T4 Mega328 Transistor Tester Case
- Can detect the transistor, MOSFET protection diode amplification coefficient and the base to determine the emitter transistor forward biased voltage
- Can be in the correct order and the diode symbol display two diodes , and gives the diode forward voltage
- Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFET, diode (including double diode), thyristor, transistor, resistor and capacitor and other components
8.4Good
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- 09FACULX
Intelligent LCR P1 Transistor Tester For Quick Component Parameter Identification And Analysis
Main highlights- [REPLACEABLE TEST BOARDS] Innovatively designed with replaceable test boards to cater to diverse testing needs, enhancing your productivity and making testing tasks more efficient.
- [QUICK COMPONENT IDENTIFICATION] Enjoy -click quick identification of component parameters, streamlining your workflow and saving you valuable during projects.
- [INTELLIGENT ANTI BURN DESIGN] The LCR-P1 features an intelligent anti-burn design that automatically discharges capacitors upon insertion, protecting the device from damage and safe operation.
- [DATA EXPORT CAPABILITY] Easily connect the tester to your computer for seamless data export, allowing you to analyze collected measurement data with convenience and efficiency.
- [ACCURATE ZENER DIODE MEASUREMENT] Equipped with a measurement channel for diodes, the tester delivers accurate results for Zener diode measurements within the range of 01V to 32V.
8.2Good
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- 10ZOYI
LCR Meter Smart SMD Tweezers Component Tester Diode Capacitance Resistance Measurement 9999 Count Portable Tools
Free ShippingMain highlights- 【Smart SMD Tweezers】 The MD1 model features intelligent auto-identification of components, including capacitors, resistors, and diodes. This function simplifies the testing process, allowing users to quickly and efficiently identify and measure various electronic parts without manual mode switching
- 【Portable and Durable Design】 The compact and lightweight design of the ZOYI MD1 makes it an ideal portable testing tool. Its gold-plated replaceable tweezer tips and type-C charging lithium polymer battery ensure convenient charging and long-lasting performance, perfect for on-the-go testing
- 【Please Note】In capacitance and resistance modes, the device may occasionally perform a self-test and display some values when no components are connected (no-load state). This is normal and does not affect its measurement accuracy. Additionally, the diode mode is designed to identify the polarity of a diode, rather than measure its voltage. It can only detect diodes with a voltage drop of 0.6V or lower.
- 【OLED Display】Equipped with a high-definition OLED screen, the MD1 provides clear and easy-to-read measurements, even in low light conditions. This advanced display technology ensures that all readings are visible and accurate, making it easier to analyze components
- 【LCR Meter】 The MD1 supports a broad range of measurements, including capacitance from 1pF to 20mF, resistance from 10mΩ to 10MΩ, and inductance from 1uH to 60H. This versatility makes it suitable for various applications, from simple component checks to complex circuit analysis
- 【In summary】This is a very small, portable and easy-to-use measuring tool that can measure various components faster and more conveniently.
- 【Component Tester】The ZOYI MD1 LCR Meter Smart SMD Tweezers offers exceptional accuracy in measuring capacitance, resistance, and diodes. With a resolution of 9999 counts, it ensures precise results for professional electronic repairs and testing, enhancing your work efficiency
8.1Good
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