RWT Super Fast & Accurate 0-44V LiFePO4/LTO/Ternary Lithium Battery Internal Resistance Tester

Ultra-Precise Measurement
Professional-grade tester delivers lab-level accuracy for internal resistance (0.01mΩ resolution) and voltage (0.1mV resolution), ensuring reliable data for battery health assessment.
Wide Compatibility
Works seamlessly with LiFePO4, LTO, and ternary lithium batteries (0-44V range), ideal for EV packs, energy storage systems, and industrial battery maintenance.
Military-Grade Durability
Aerospace-grade aluminum alloy casing with anti-shock design and scratch-resistant coating, built for workshop or field use.
Smart Efficiency
Patented parallel testing tech measures 4 cells simultaneously, cutting diagnostic time by 75% compared to standard testers.
User-Centric Design
Backlit LCD with adjustable tilt, one-hand operation buttons, and IP54 splash resistance for effortless use in low-light or harsh environments.
Data-Driven Maintenance
Includes USB-C export for trend analysis, critical for fleet managers, solar farms, and battery recycling facilities optimizing performance.
Engineered for Professionals
Gold-plated probes and 16AWG silicone cables ensure stable contact, while auto-calibration eliminates drift during extended use.
Global Compliance Ready
CE/FCC/RoHS certified, meets UN38.3 standards for international shipping and industrial safety protocols.