Professional Fuzrr ES8020 Battery Internal Resistance Tester (Malaysia)
Professional Fuzrr ES8020 Battery Internal Resistance Tester (Malaysia)
Product Applications
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Comprehensive internal resistance, voltage, and temperature testing for lead-acid, lithium-ion, and other rechargeable batteries
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Health evaluation and routine inspection of backup battery banks in telecom base stations, power substations, and data center UPS systems
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Battery manufacturing quality control, factory acceptance testing, and cell matching/sorting
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Electrical equipment battery installation, maintenance, and auxiliary ESR parameter evaluation of electrolytic capacitors
Key Features & Operational Advantages
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AC 4-Terminal Injection Test Method: Employs a 1kHz AC 4-terminal measurement technique to eliminate contact resistance and test lead interference, ensuring superior measurement precision.
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Simultaneous Multi-Parameter Measurement: Simultaneously measures and displays battery internal resistance (0.000mΩ to 3.000Ω), DC voltage (0.000V to ±120.0V), and temperature (-10.0°C to 60.0°C).
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Smart Judgment Function: Supports pre-set PASS, WARNING, and FAIL judgment thresholds to significantly enhance field testing efficiency.
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Dual Communication Interfaces (USB + Bluetooth): Includes a USB interface for uploading stored data to a computer for analysis, saving, and printing, alongside Bluetooth connectivity for mobile phone communication.
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Large Capacity Lithium Battery & True-Color Display: Powered by a rechargeable DC 3.7V lithium battery and equipped with a 3.5-inch (320x240 resolution) 16-bit true-color LCD screen.
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Rugged & Lightweight Design: Compact host unit weighing only 480g, featuring IP45 dust and splash-proof protection, and complying with IEC61010 safety standards.
Technical Specifications — Fuzrr ES8020
Core Measurement Parameters
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Primary Functions: Battery internal resistance measurement, battery voltage measurement, temperature measurement
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Accuracy Guaranteed Temperature & Humidity: 23°C ± 5°C, below 75% RH
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Internal Resistance Range: 0.000mΩ to 3.000Ω (4 ranges configuration); Resolution: 1 µΩ
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Voltage Range: 0.000V to ±120.0V (2 ranges configuration); Resolution: 1 mV
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Temperature Range: -10.0°C to 60.0°C (single range configuration); Resolution: 0.1°C
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Maximum Input Voltage: DC 120V (between + measurement terminal and - measurement terminal, no AC input)
Measurement Method & Response Speed
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Internal Resistance Test Method: 1kHz AC 4-terminal test method, open-circuit terminal voltage 3V max; Measuring current: 2.0mA to 200mA (different measuring currents in different ranges)
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Temperature Test Method: NTC temperature sensor (10kΩ at 26°C)
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A/D Conversion Method: Successive approximation type
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Display Update Frequency: 5 times/second
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Response Time: 200ms
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Measurement Time: Approximately 2 seconds
Functional Features & Data Management
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Measurement Judgment Function: Pre-set PASS, WARNING, FAIL judgment thresholds
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Hold & Store Function: Manual retention and storage, automatic retention and storage
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USB Interface: Equipped with USB interface; stored data can be uploaded to computer, saved, and printed
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Bluetooth Connection: Yes, supports wireless mobile phone connection
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Automatic Shut-down: Automatically powers off after about 15 minutes of inactivity (can be turned off in settings)
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Battery Voltage Alert: Battery level displayed in 5 bars; reminds user to charge when battery voltage is low
Hardware, Physical & Environmental Parameters
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Power Supply: DC 3.7V lithium battery
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LCD Screen Dimensions: 70.1mm x 52.6mm / 3.5 inches (320x240 resolution, 16-bit true color screen)
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Instrument Dimensions: Length 190mm x Width 121mm x Height 51mm
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Power Consumption: 300mA MIN / 500mA MAX
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Instrument Weight: Host meter 480g (with battery)
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Ingress Protection Rating: IP45
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Production Compliance & Safety Standards: IEC61010
Why Choose MTM Precision in Malaysia?
10 Nov 2026