Best Esr Tester in 2025
Updated on May 2025
#1
Recommended
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- Capacitance and ESR measurement
- Compatible with all capacitor types from 1uF to 22000uF, including electrolytic and polypropylene
- Dynamic range from 0.00 to 40.0 ohms
- ESR resolution of 0.01 ohms
- Audible alerts for different ESR levels
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- Capacitance and ESR measurement
- Compatible with all capacitor types from 1uF to 22000uF, including electrolytic and polypropylene
- Dynamic range from 0.00 to 40.0 ohms
- ESR resolution of 0.01 ohms
- Audible alerts for different ESR levels
#2
Value for Money
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- 19999/9999 counts dual display for high accuracy measurements of inductance, capacitance, and resistance, including secondary parameters like dissipation factor, quality factor, and phase angle.
- Fully auto-ranging for AC impedance and DC resistance measurements, allowing for direct measurement of L/C/R components in 'AUTO-LCR' mode without function key selection.
- Automatically measures components in series or parallel mode based on the device under test's impedance, with selectable test frequencies of 100Hz, 120Hz, 1kHz, 10kHz, and 100kHz.
- Includes a 'Sorting' mode to quickly categorize components.
- Comes with standard accessories such as an English PDF manual, DC9V battery, alligator test lead case, SMD tweezers case, and guard line.
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- 19999/9999 counts dual display for high accuracy measurements of inductance, capacitance, and resistance, including secondary parameters like dissipation factor, quality factor, and phase angle.
- Fully auto-ranging for AC impedance and DC resistance measurements, allowing for direct measurement of L/C/R components in 'AUTO-LCR' mode without function key selection.
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#3
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- Designed and engineered in the USA for reliable support and warranty
- Microprocessor-controlled with a 100 kHz test frequency and low test voltage, ensuring accurate results without activating solid-state devices
- Automatically discharges capacitors under test and features an audible buzzer for ESR range indication, allowing quick assessments of PCBs
- Measures ESR on capacitors from 0.47µF to 2200µF, suitable for in-circuit and out-of-circuit testing
- User-friendly, portable design with one-handed tweezers and gold-plated tips, non-polarity-dependent test probe for easy use
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- Designed and engineered in the USA for reliable support and warranty
- Microprocessor-controlled with a 100 kHz test frequency and low test voltage, ensuring accurate results without activating solid-state devices
- Automatically discharges capacitors under test and features an audible buzzer for ESR range indication, allowing quick assessments of PCBs
Read More
#4
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- Dual terminal design facilitates quick inspection of capacitors and resistors, complete with a printed ESR table for reference.
- Compatible with a wide range of measurements.
- Features auto-ranging capabilities for capacitor ESR and low ohm measurements.
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- Dual terminal design facilitates quick inspection of capacitors and resistors, complete with a printed ESR table for reference.
- Compatible with a wide range of measurements.
- Features auto-ranging capabilities for capacitor ESR and low ohm measurements.
#5
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- Capacitance measurement range of 0.01pF to 470F accommodates various capacitor types including ceramic and electrolytic.
- ESR testing capability for internal resistance estimation in capacitors ranging from 47uF to 470F, useful for assessing electrolytic and super capacitors.
- High accuracy with CE certification, featuring fast readings at an accuracy rate of 1%, with readings like 2200uF taking approximately 0.2 seconds.
- PC software compatibility enables digital analysis and USB connectivity for tracking capacitance changes, aiding in quality control processes.
- Large LCD display shows 5-digit readings, suitable for DIY users and professionals in electronic manufacturing, providing real-time tolerance display and capacitor marking estimation.
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- Capacitance measurement range of 0.01pF to 470F accommodates various capacitor types including ceramic and electrolytic.
- ESR testing capability for internal resistance estimation in capacitors ranging from 47uF to 470F, useful for assessing electrolytic and super capacitors.
- High accuracy with CE certification, featuring fast readings at an accuracy rate of 1%, with readings like 2200uF taking approximately 0.2 seconds.
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#6
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- Multifunctional LCR tester capable of measuring resistance, capacitance, inductance, and diode functionality
- Test frequencies of 100 Hz, 1 kHz, and 10 kHz with 0.3 Vrms and 0.6 Vrms voltage options; wide measurement ranges: Resistance (10 mΩ to 10 MΩ), Capacitance (1 pF to 22 mF), Inductance (1 µH to 10 H)
- Features D, Z, Q, R, and ESR value readings; automatic component recognition; clear 1.14'' HD color display for easy operation
- Automatic data storage with the ability to transfer test records to a PC via Excel for convenient analysis
- Includes pointed and hook tweezer heads for versatile testing; comes with a storage bag and supports charging via a data cable
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- Multifunctional LCR tester capable of measuring resistance, capacitance, inductance, and diode functionality
- Test frequencies of 100 Hz, 1 kHz, and 10 kHz with 0.3 Vrms and 0.6 Vrms voltage options; wide measurement ranges: Resistance (10 mΩ to 10 MΩ), Capacitance (1 pF to 22 mF), Inductance (1 µH to 10 H)
- Features D, Z, Q, R, and ESR value readings; automatic component recognition; clear 1.14'' HD color display for easy operation
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#7
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- Multifunctional LCR Meter for measuring resistance, capacitance, inductance, diodes, and continuity.
- Testing frequency options include 100Hz, 1kHz, and 10kHz; capable of measuring capacitance (1pF-22mF), inductance (1μH-10H), and resistance (10mΩ-10MΩ).
- Automatic identification of electronic components; features data hold, auto shutdown, and data transfer to PC via Excel.
- 1.4-inch color display shows ESR, D value, Q value, Z value, and X value; lightweight at 1.45 ounces with a built-in 240mAh battery for portability.
- Includes two replaceable tweezer heads: pointed and hook, for versatile testing of electronic components.
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- Multifunctional LCR Meter for measuring resistance, capacitance, inductance, diodes, and continuity.
- Testing frequency options include 100Hz, 1kHz, and 10kHz; capable of measuring capacitance (1pF-22mF), inductance (1μH-10H), and resistance (10mΩ-10MΩ).
- Automatic identification of electronic components; features data hold, auto shutdown, and data transfer to PC via Excel.
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#8
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- Detects and analyzes semiconductor components including transistors, diodes, and FETs.
- Testing range: Resistance (0.010-50MΩ), Capacitance (25pF-100mF), Inductance (10uH-1000uH), Transistor (10<β<600), Diode (Forward voltage drop <4.5V), Voltage Regulator Diode (0.01-4.5V, 0.01-32V).
- One-button operation for easy identification of component parameters; includes anti-burn protection and USB connectivity for data transfer to PC for analysis.
- Powered by a 300mAh battery for indoor and outdoor use; features a color backlit screen for improved readability and replaceable test boards for convenience.
- Measures SMD components and supports NEC infrared signal decoding for remote testing.
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- Detects and analyzes semiconductor components including transistors, diodes, and FETs.
- Testing range: Resistance (0.010-50MΩ), Capacitance (25pF-100mF), Inductance (10uH-1000uH), Transistor (10<β<600), Diode (Forward voltage drop <4.5V), Voltage Regulator Diode (0.01-4.5V, 0.01-32V).
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#9
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- Multifunctional capacitance meter tests various components including transistors, diodes, resistors, capacitors, inductors, MOS, and SCR.
- 1.8" TFT color LCD display showcases high resolution with color-coded parameters for easy reading.
- Automatically identifies NPN and PNP transistors, MOSFETs, diodes, thyristors, resistors, and capacitors.
- Operated by a DC 9V battery (not included).
- Features an auto shut-down function with a countdown timer, which can be extended up to 40 seconds.
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- Multifunctional capacitance meter tests various components including transistors, diodes, resistors, capacitors, inductors, MOS, and SCR.
- 1.8" TFT color LCD display showcases high resolution with color-coded parameters for easy reading.
- Automatically identifies NPN and PNP transistors, MOSFETs, diodes, thyristors, resistors, and capacitors.
- Operated by a DC 9V battery (not included).
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#10
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- Multi-functional tester for electronic components, capable of measuring inductance, capacitance, resistance, diode voltage, and frequency.
- Measurement range includes test frequencies of 100 Hz, 1 kHz, and 10 kHz, with test voltages of 0.3 V and 0.6 V. Resistance range from 10 mΩ to 10 MΩ, capacitance from 1 pF to 20 mF, and inductance from 1 µH to 60 H.
- Portable tweezer-sized design for convenient on-the-go testing, offering various testing functions in a compact form factor.
- Automatically identifies and measures component parameters, providing accurate results and improving workflow efficiency.
- Features data storage and the ability to export test records to a PC via EXCEL for easy record-keeping.
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- Multi-functional tester for electronic components, capable of measuring inductance, capacitance, resistance, diode voltage, and frequency.
- Measurement range includes test frequencies of 100 Hz, 1 kHz, and 10 kHz, with test voltages of 0.3 V and 0.6 V. Resistance range from 10 mΩ to 10 MΩ, capacitance from 1 pF to 20 mF, and inductance from 1 µH to 60 H.
- Portable tweezer-sized design for convenient on-the-go testing, offering various testing functions in a compact form factor.
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