The FNIRSI LC1020E High-Precision LCR Meter with ESR tester is a portable and intelligent solution for testing electronic components, offering a basic accuracy of up to 0.3%. It is ideal for engineers, technicians, and makers. The device supports L/Q, C/D, and R/D measurements using both series and parallel equivalent circuit models, and features a 2.8-inch TFT color display.

With preset thresholds and audio-visual alerts, it enables fast pass/fail evaluation, making it perfect for batch testing and quality control. Supporting test frequencies up to 100 kHz, it is well suited for high-frequency analysis of inductors, capacitors, and resistors.

Features

±0.05% accuracy with 4.5-digit resolution
Automatic R/L/C identification for fast measurements
5 test frequencies (100 Hz–100 kHz) & 3 voltage levels (0.1–0.6 V)
Dual display: L/C/R/Z + X/D/Q/θ/ESR
Sorting mode & bias voltage for batch testing
Dual ports (3-/5-terminal) with 4-wire Kelvin support
Data hold & logging for efficient workflow
Compact, rechargeable (3000 mAh) – ideal for lab & field use

Specifications

General
Test Frequency	100 Hz, 120 Hz, 1 kHz, 10 kHz, 100 kHz
Basic Accuracy	0.3%
Display	2.8-inch TFT LCD display
Display Digits	Main Parameter: 4.5 digits
Secondary Parameter: 4.5 digits	Measurement Parameters
Main Parameters: AUTO/R/C/L/Z	Secondary Parameters: X/D/Q/θ/ESR
Measurement Range	L: 0-100H
	C: 0-100mF
	R: 0-10M
Internal Bias	0.0 V, 0.5 V
Test Level	0.1 V, 0.3 V, 0.6 V
Calibration Functions	Open circuit calibration, Short circuit calibration
Comparison Function	Used to calculate the relative error between the component measurement value and the nominal value, displayed as a percentage, and provides filtering results. Nominal values and tolerance can be set, with tolerance range adjustable from 0.1% to 99.9%
Function Record	Checks if the measured component data meets the set nominal value and tolerance, recording the number of successful and failed measurements
Test Terminal Configuration	Three-terminal, Five-terminal
Output Impedance	100Ω
Interface	USB-C (Virtual serial port)
Others	Language settings, Screen brightness, Sound settings, Auto power-off, Calibration settings, System information
Battery	3000 mAh Lithium battery
Dimensions	18.5 x 8.5 x 3.5 cm
Weight	680 g
Capacitance (C)
Range: 1mF-100mF	100 Hz: 5% ±5 digits
	1 kHz: 3% ±5 digits
	10 kHz: /
	100 kHz: /
Range: 1uF-1mF	100 Hz: 1% ±4 digits
	1 kHz: 0.5% ±5 digits
	10 kHz: 2% ±5 digits
	100 kHz: 3% ±4 digits
Range: 1nF-1uF	100 Hz: /
	1 kHz: 0.3% ±2 digits
	10 kHz: 0.4% ±2 digits
	100 kHz: 1% ±4 digits
Range: 1pF-1nF	100 Hz: /
	1 kHz: 2% ±2 digits
	10 kHz: 1.5% ±2 digits
	100 kHz: 2% ±4 digits
Inductance (L)
Range: 1H-100H	100 Hz: 2% ±5 digits
	1 kHz: 2% ±5 digits
	10 kHz: /
	100 kHz: /
Range: 1mH-1H	100 Hz: 0.4% ±5 digits
	1 kHz: 0.3% ±2 digits
	10 kHz: 0.4% ±3 digits
	100 kHz: 2.5% ±5 digits
Range: 10uH-1mH	100 Hz: 3% ±5 digits
	1 kHz: 0.5% ±4 digits
	10 kHz: 0.5% ±3 digits
	100 kHz: 1.5% ±5 digits
Range: 1uH-10uH	100 Hz: /
	1 kHz: 2% ±5 digits
	10 kHz: 2% ±5 digits
	100 kHz: 4% ±5 digits
Resistance (R)
Range: 1MΩ-10MΩ	100 Hz: 5% ±4 digits
	1 kHz: 3% ±3 digits
	10 kHz: /
	100 kHz: /
Range: 1KΩ-1MΩ	100 Hz: 0.4% ±4 digits
	1 kHz: 0.2% ±2 digits
	10 kHz: 0.3% ±3 digits
	100 kHz: 0.6% ±5 digits
Range: 1Ω-1KΩ	100 Hz: 1.5% ±4 digits
	1 kHz: 0.3% ±2 digits
	10 kHz: 0.3% ±3 digits
	100 kHz: 0.6% ±5 digits
Range: 10mΩ-1Ω	100 Hz: 4% ±4 digits
	1 kHz: 2% ±5 digits
	10 kHz: 2% ±5 digits
	100 kHz: 5% ±5 digits

Included

1x FNIRSI LC1020E LCR Meter
1x Kelvin Test Clip
2x Test Leads (1x black, 1x red)
1x Shorting Plate
1x USB-C Cable
1x Manual

Features

Specifications

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