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DMEGC 21700 4500mAh 3.7V Cylindrical Lithium-ion Battery

Technical Product Specification (Model: INR 21700-45E)

The DMEGC INR 21700-45E is a high-tier, rechargeable cylindrical lithium-ion cell engineered to deliver an impressive 4500mAh capacity at a 3.7V nominal voltage. Developed specifically for applications demanding elevated energy density, reliable stability, and a long operational lifespan, this 21700 form-factor cell is the premier choice for heavy-duty power tools, electric mobility (EVs), renewable energy storage setups, and custom-built battery modules.

Key Product Highlights

• Elevated Capacity & Voltage: A robust 4500mAh rating paired with a 3.7V nominal baseline provides extended runtimes for power-hungry devices.

• Exceptional Lifecycle: Capable of surpassing 1,000 complete charge and discharge cycles, lowering total cost of ownership and reducing replacement waste.

• Rapid Current Handling: Readily supports high-current inputs and outputs, making it ideal for high-drain, rigorous applications.

• Optimized Internal Resistance: Low resistance metrics ensure maximum energy transmission efficiency with minimal heat generation.

• Integrated Safety Mechanisms: Fabricated with protective safeguards against short circuits, overcharging, and deep discharging.

• Sustainably Manufactured: Complies with modern eco-standards; completely free of hazardous heavy metals like cadmium or lead.

Technical Specifications

Primary Applications

The broad capabilities of the DMEGC 4500mAh 21700 cell make it heavily sought after across several core sectors:

High-Drain Consumer Electronics

Provides durable, high-capacity mobile power for laptops, modern high-output flashlights, multi-charge power banks, and portable consumer gear.

Industrial Cordless Tools & Custom Builds

Supplies the unflinching, steady energy flow required by heavy-duty power tools like cordless drills, impact drivers, and custom multi-cell configurations.

E-Mobility & Next-Gen Transport

Offers a stable, high-density power matrix perfectly suited for electric bicycles (e-bikes), commuter scooters, and lightweight electric vehicles.

Grid & Renewable Infrastructure

Ideally suited for integration into domestic backup battery systems, solar energy storage setups, and off-grid remote power banks.

Core Benefits of the DMEGC 4500mAh 21700

• Extended Service Life: Considerably outlasts standard generic cells, minimizing maintenance intervals.

• Advanced Thermal Control: Safety-first engineering significantly mitigates the danger of fires, explosions, or thermal runaway events.

• Excellent Charge Retention: Features a minimized self-discharge rate, keeping the cell ready for action even after periods of storage.

• Eco-Conscious Construction: Built using non-toxic, 100% recyclable materials to support a circular economy.