RC3563 Battery Internal Resistance Tester – Precision & Efficiency for Professionals

True Four-Wire AC Measurement
Ensures ultra-accurate readings with minimal interference, ideal for testing lithium, nickel, and other battery types.
Robust Metal Housing & Compact Design
Durable construction with a sleek, portable form factor for lab, factory, or fieldwork.
Wide Compatibility & Fast Response
Tests batteries from 0.1mΩ to 3.2Ω with instant results, perfect for R&D, QA, and repair technicians.
High-Resolution LCD & User-Friendly Interface
Clear display with intuitive controls for effortless operation in low-light conditions.
Bulk Purchase Advantage
Direct wholesale pricing for large orders—maximize savings without compromising quality.