Unleash Extreme Power with Lithonic INR21700 40HR: 4000mAh 70A Discharge, Unbeatable Price & Ultra-Low Resistance.
Dominate high-performance applications with the Lithonic INR21700 40HR – a premium 21700 4000mAh battery engineered for extreme 70A continuous discharge, ultra-low 4-6mΩ internal resistance, and a price that outperforms the competition. Built for drones, electric tools, and high-drain devices, this battery redefines power efficiency and affordability.
Unmatched Discharge Performance
The Lithonic INR21700 40HR sets a new industry standard with its 40A continuous discharge delivering 3922mAh and 60A discharge retaining 3840mAh – outperforming rivals like Samsung 40T and Molicel P42A. Its advanced tabless (full-pole ear) design minimizes resistance, maximizes energy transfer, and ensures stable power even under extreme loads.
Key Advantages:
✅ 70A Continuous Discharge Capability – Sustain high-current demands without capacity drop.
✅ Ultra-Low 4-6mΩ Internal Resistance – Reduce heat generation, boost efficiency, and extend lifespan.
✅ Superior Capacity Retention – Deliver 98% of rated capacity at 40A, 96% at 60A.
✅ Engineered for High-Drain Applications – Ideal for drone batteries, power tools, robotics, and EVs.
Price That Powers Your Projects
Compete smarter with Lithonic’s aggressively priced INR21700 40HR – offering premium performance at a cost lower than Samsung, Molicel, and other 21700 4000mAh alternatives. Whether scaling production or upgrading devices, this battery delivers unmatched value.
Why Choose Lithonic 40HR?
Longer Runtime: Optimized energy density keeps devices running longer under heavy loads.
Enhanced Safety: Stable discharge curves and advanced thermal management.
Wide Compatibility: Perfect for commercial drones, industrial tools, and custom battery packs.
Upgrade to Lithonic – Where Power Meets Affordability!
Don’t settle for less. The INR21700 40HR combines cutting-edge performance, reliability, and budget-friendly pricing to fuel your most demanding projects.
Order Now and experience the future of high-drain lithium-ion technology!

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