The RC3563 Battery Internal Resistance Tester is a precision diagnostic tool designed for technicians, engineers, and battery maintenance professionals. It accurately measures internal resistance, voltage, and health of lead-acid and lithium batteries, providing reliable data for maintenance, troubleshooting, and quality assurance. Featuring True 4-Wire testing, 100V measurement capability, and a 3-digit display, this tester ensures precise readings and fast diagnostics for automotive, industrial, and DIY applications.

Key Features

• True 4-Wire Measurement – Eliminates lead resistance for accurate internal resistance readings.

• High Voltage Capacity – Supports batteries up to 100V, including lead-acid and lithium types.

• 3-Digit LCD Display – Clear and easy-to-read digital display of voltage, resistance, and test results.

• Automatic Battery Detection – Recognizes battery type and range for fast, reliable testing.

• Portable & Compact Design – Lightweight and durable for field and workshop use.

• Wide Applications – Ideal for automotive battery testing, solar battery maintenance, industrial power systems, and DIY electronics projects.

• User-Friendly Operation – Simple interface enables quick testing without complex setup.

Technical Specifications

• Model: RC3563

• Measurement Method: True 4-Wire

• Supported Batteries: Lead Acid, Lithium (Li-ion, LiFePO4)

• Voltage Range: Up to 100V

• Display: 3-digit digital LCD

• Accuracy: High precision internal resistance and voltage measurement

• Power Supply: Internal battery or external adapter (if applicable)

• Dimensions: Compact and portable for workshop or field testing

• Applications: Automotive, industrial, solar, battery maintenance, DIY electronics

Applications

• Automotive Maintenance – Test car, motorcycle, or boat batteries for internal resistance and voltage.

• Industrial Power Systems – Monitor large lead-acid or lithium batteries for energy storage and backup systems.

• Solar Energy Systems – Ensure battery health and efficiency in off-grid and hybrid solar setups.

• DIY Electronics & Hobbyists – Safely test and maintain batteries for electronics projects and custom builds.

• Quality Control – Inspect and verify battery condition in manufacturing or repair settings.

The RC3563 Battery Internal Resistance Tester provides precision, reliability, and ease-of-use in a compact design. Its True 4-Wire measurement, high-voltage compatibility, and automatic battery detection make it essential for professionals and enthusiasts who demand accurate and efficient battery diagnostics.