UNI-T UT3550 Handheld Battery Tester

Overview

The UNI-T UT3550 is a handheld battery tester combining the portability of field instruments with the precision of bench-top equipment. This advanced tester delivers 0.5% accuracy for resistance and 0.05% accuracy for voltage measurements, making it invaluable for battery quality control, maintenance, and diagnostics across all battery types from consumer cells to large industrial installations.

Engineered for real-world applications with IP65 protection, robust construction, and extended 5-hour battery life, the UT3550 integrates innovative AC internal resistance testing methodology to evaluate almost all battery types with outstanding precision and reliability.

Key Features

• High-accuracy measurements: 0.5% resistance, 0.05% voltage
• Resistance range: 0.001 mΩ to 30.00 Ω with 0.001 mΩ resolution
• Voltage range: 0.0001 V to 100.00 V with 0.1 mV resolution
• AC internal resistance testing for comprehensive battery evaluation
• Dual-display system: 3.5-inch LCD main display and 0.96-inch OLED auxiliary screen
• Direct online UPS measurement capability
• USB data storage and screenshot functionality
• 2000 mAh lithium battery with USB Type-C charging
• SCPI protocol support for remote control and automation
• IP65 protection grade for durability

Applications

• Battery manufacturing and quality control
• Battery pack assembly and module testing
• Service, maintenance, and diagnostics of battery systems
• Research and development in laboratories
• Screening and sorting of cells for high-performance applications

Included Accessories

• Battery Tester (UT3550)
• Power Adapter (9V 2000mA)
• Soft Carrying Case with UNI-T Logo
• Shoulder Strap
• USB Type-C Communication Cable
• Magnetic Hanging Belt
• Kelvin Test Clips Set with Red and Black Test Leads
• Calibration Certificate
• User Manual