Name: Samsung 40T INR 21700 4000mAh 3.7V Unprotected High-Drain 35A Lithium Ion (Li-ion) Flat Top Battery
Brand: Samsung
SKU: SAMSUNG-40T
Price: 5.95 USD
Availability: InStock

Description

Specifications

Brand	Samsung
MPN	40T
Color	Blue
Size	21700
Chemistry	Li-ion
INR (LiNiMnCoO2)
Voltage	3.6V
Capacity	4,000mAh
Terminal	Flat Top
Protected	No
Shelf Life	3 Years

Charge & Discharge

Voltage
Rechargeable	Yes
Nominal	3.6V
Maximum	4.2V
Cutoff	2.5V
Discharge Rate
Pulse	45A
Max Continuous	35A
Charge Rate
Max	4A
Standard	1.5A
Charging Time
Max	1.16 Hours
Standard	3 Hours
Charge Cycles	250+

Dimensions

Technical Data

Samsung 40T

High 35A Continuous Discharge Rate

The Samsung 40T is a 21700 battery that offers both a 35A max continuous discharge rate, and a large 4,000mAh capacity for extensive runtimes. That discharge rate can be further pushed to 45A for short-term (pulse) power.

As this is an unprotected cell with flat top terminals, the 40T is ideal in battery packs made for use in high-drain electronics.

Rechargeable & Reusable

Invest in a rechargeable battery that will last for years to come– this battery can be recharged 250+ times.

High Discharge Rate

35A max continuous discharge rate for high-drain electronics, great for making battery packs for devices that require minimum discharge rates.

3 Year Shelf Life

Stock up and store spare batteries with confidence– lithium ion batteries have a 3+ year shelf life, ensuring you always have a fresh replacement when you need it.

Notable Features

» 4,000mAh capacity provides long runtimes for all your devices

» Flat top terminal is perfect for use in making OEM battery packs

Please note that these batteries have flat top terminals, and may not be compatible with some devices.

WARNING: UNPROTECTED LI-ION BATTERY

Unless equipped and 'protected' with a PCB (protection circuit module) and/or similar device, lithium ion (li-ion) rechargeable battery cells are not recommended by BatteryJunction.com or our parent and associated companies, or the respective manufacturers, as a stand-alone product. Misuse of lithium ion rechargeable battery cells can pose a serious risk of personal injury or property damage.