High-Capacity Powerhouse for Demanding Applications
Premium INR21700-40T lithium battery delivers 4000mAh/3.6V with industry-leading 40A continuous discharge, engineered for high-drain devices. Samsung SDI-manufactured cells ensure unmatched stability and cycle life.
Engineered Precision for Extreme Performance
Ultra-low internal resistance design maximizes energy transfer efficiency. Robust stainless steel casing with dual venting safety mechanisms prevents overheating in power tools, EVs, and industrial equipment.
Wholesale-Optimized for Bulk Buyers
Factory-direct pricing with volume discounts on bulk orders. Fully certified for global shipping—ideal for OEMs, distributors, and high-capacity battery pack assemblers.
Multi-Industry Compatibility
Designed for professional vaping mods, high-performance flashlights, solar energy storage, and robotics. Backed by wholesale-grade QC testing for batch consistency.
Direct-from-Source Value
Cut reseller margins—our global supply chain delivers genuine Samsung cells at unmatched wholesale rates. MOQ flexibility for business buyers.