Professional Car Battery Tender Load Tester – Precision & Power

Heavy-Duty Performance
Engineered for 12V (100A) and 6V (50A) batteries, delivering accurate load testing to diagnose weak cells, sulfation, and charging issues. Industrial-grade copper-alloy clamps ensure minimal voltage drop.
Ultra-Precise Diagnostics
Features a calibrated analog meter with clear voltage/amperage readings. Reinforced housing resists heat and corrosion, ideal for auto shops, fleet maintenance, and marine/RV use.
Built for Professionals
Military-spec braided cables and ergonomic grips withstand daily abuse. Tests starters, alternators, and battery health in seconds—no complex setup.
Wholesale Advantage
Direct factory pricing, bulk discounts, and global logistics support. Stock up for your workshop or resale business without markup.