Lithium rechargeable cell Samsung INR18650-35E 3.6/3.7V 3500 mAh in plastic box

The Samsung INR18650-35E is a cylindrical lithium-ion rechargeable cell with a nominal voltage of 3.6/3.7 V and a rated capacity of 3500 mAh. Supplied in a plastic box for safe storage and transport, this 18650 cell is suitable for applications requiring high energy density and reliable cycle life. The cell is intended for integration into battery packs, portable lighting, power banks, and DIY electronics projects where consistent capacity and standard 18650 form factor are needed.

Advantages

This Samsung 18650 cell provides a high capacity relative to its size, enabling longer run times in portable devices. The nominal voltage of 3.6/3.7 V supports common battery pack configurations. Supplied in a plastic box, the cell is protected from mechanical damage and can be handled and stored more safely. The cell follows standard 18650 dimensions, which simplifies replacement and compatibility with existing holders and modules.

Suitable for

• Rechargeable battery packs for tools, e-bikes, and small appliances
• Flashlights and torches requiring high-capacity 18650 cells
• Power banks and portable chargers with 18650-based design
• DIY electronics, hobbyist projects, and prototype boards

Key specifications

• Cell type: cylindrical lithium-ion (18650)
• Nominal voltage: 3.6 / 3.7 V
• Rated capacity: 3500 mAh
• Form factor: 18650 standard dimensions
• Packaging: individual plastic box for storage and transport

How to use

Install the cell into compatible holders, battery trays, or module assemblies observing correct polarity. Use a charger designed for lithium-ion cells and compatible with 18650 form factor to charge the cell, following the charger's specified current and voltage limits. When assembling battery packs, include appropriate battery management systems (BMS) or protection circuits to manage balancing, overcharge, over-discharge, and short-circuit protection. Store unused cells in the supplied plastic box in a cool, dry place and avoid exposure to direct heat or prolonged sunlight.

Usage recommendations

Use chargers and protection circuits rated for lithium-ion 18650 cells and follow manufacturer guidelines for charge current and temperature range. Avoid deep discharge below recommended cutoff voltages and inspect cells regularly for signs of damage or swelling. Keep cells in the provided plastic box during transport and storage to reduce risk of short circuits and mechanical damage.