Samsung 40T 21700 4000mAh 30A Battery

The Samsung 40T 21700 Battery is a powerful and reliable high-drain lithium-ion cell designed for high-performance devices, including vape mods, flashlights, and other electronics. With a 4000mAh capacity and 30A continuous discharge rate, this battery offers both long-lasting power and safe, stable performance.

Thanks to its 21700 size, the Samsung 40T provides more capacity than standard 18650 batteries while maintaining excellent discharge performance. It’s perfect for users who want extended usage time without sacrificing output power.

This battery is unprotected, meaning it’s designed specifically for use in regulated vape mods and advanced devices that feature built-in safety systems. If you’re looking for a battery that can handle sub-ohm vaping, mech mods, or high-wattage setups, the Samsung 40T is one of the best in its class.

Always pair batteries with the same charge level and brand in dual or series mods. Use a dedicated battery charger and follow all safety guidelines for lithium-ion cells.