UNI-T UT677A Battery Internal Resistance Tester – Precision Testing for Optimal Performance

High-Precision Measurement
Advanced micro-ohm resolution for accurate internal resistance testing of lithium, lead-acid, and Ni-MH batteries. Ensures reliable diagnostics for battery health and longevity.
Durable & Professional Build
Industrial-grade ABS casing with reinforced rubber grips for shock resistance. Features a bright LCD backlit display for clear readings in low-light conditions.
Fast & Efficient Operation
Auto-ranging function and one-touch testing for instant results. Ideal for automotive workshops, industrial maintenance, and renewable energy system inspections.
Wide Compatibility
Works with 12V/24V vehicle batteries, solar storage systems, and UPS backup power units. Essential for technicians and engineers requiring quick, on-site diagnostics.
Portable & User-Friendly
Compact, lightweight design with built-in test leads for easy storage and transport. Perfect for fieldwork, fleet management, and battery production QA.
Trusted Global Wholesale Supplier
Direct factory pricing with bulk discounts. Guaranteed lowest rates, fast shipping, and full product support. Stock up for professional or commercial use today.