Description
Product Overview
The FNIRSI LC1020E is a high‑precision LCR meter designed for engineers, technicians and serious hobbyists. Housed in a durable black ABS shell, the device measures capacitance, resistance, inductance and ESR with dual‑parameter readout (X/D/Q/θ/ESR) on a 2.8‑inch TFT display. Five selectable frequencies (100 Hz, 120 Hz, 1 kHz, 10 kHz, 100 kHz) and a 19,999‑count resolution provide detailed insight into component behavior. Powered by a 3,000 mAh rechargeable battery, the meter operates for extended periods without external power.
Usage
Ideal for electronics repair shops, prototype labs and field service, the LC1020E excels at component verification, board‑level testing and quality screening. Its 3‑pin sockets and 5‑slot Kelvin jacks enable four‑terminal measurements for low‑value parts, while the built‑in auto‑calibration simplifies setup. Technicians can quickly assess capacitors from 1 pF to 100 mF, resistors up to 10 MΩ and inductors up to 10 H, making it a versatile tool for troubleshooting, product development and educational labs. 
Why Choose Us
FNIRSI combines CE certification with high‑precision circuitry to deliver consistent, repeatable results. The LC1020E features adjustable test voltages (0.1 V, 0.3 V, 0.6 V) and internal bias options, allowing safe testing of sensitive components. A dedicated sorting and comparison mode calculates relative error against user‑defined tolerances, alerting users via sound and LED for rapid pass/fail decisions. The robust battery and bright, 10‑level backlit display ensure reliable operation in dim or mobile environments.
Key Features
- Dual‑parameter display shows primary and secondary values simultaneously for faster analysis.
- Five frequency options up to 100 kHz cover a wide range of component types.
- Sorting & Comparison mode automatically flags components outside tolerance limits.
- Adjustable test voltage and internal bias protect delicate parts during measurement.
- Long‑life 3,000 mAh battery and 10‑level backlight for reliable field use.
FAQ
What types of components can the LC1020E measure?
The meter supports capacitors from 1 pF to 100 mF, resistors up to 10 MΩ, inductors up to 10 H and provides ESR readings for capacitors, making it suitable for most discrete components.
How do I perform a calibration?
Use the built‑in open/short calibration routine before taking measurements. Connect the test leads to the open and short terminals as instructed, and the device will store the reference values automatically.
Can the device be used on live circuits?
No. Always power down the circuit before testing to avoid damage to the meter and inaccurate readings. The LC1020E is intended for offline component testing only.
Is the battery replaceable?
The internal 3,000 mAh lithium‑ion battery is rechargeable via the supplied USB‑C cable. When its capacity diminishes, it can be professionally replaced by an authorized service center.
What warranty does FNIRSI provide?
FNIRSI offers a one‑year limited warranty covering manufacturing defects. Register the product on the FNIRSI website to activate warranty support.





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