The Samsung 40T is an well known Li-Ion cell known for its remarkable combination of high capacity and ultra-high discharging capabilities, defying the conventional trade-off between these two aspects in battery design. Samsung has showcased its prowess in research and development with this product. It boasts a genuine 4,000 mAh capacity and a 35 Amp True Constant Discharge Rating, all without imposing a temperature limit cutoff, ensuring reliable performance. This 21700-sized cell is considered one of the most powerful initial-hitting batteries available, making it perfect for demanding applications.

Specifications:

• Manufacturer: Samsung SDI
• Model: INR21700-40T
• Nominal Voltage: 3.6V
• Nominal Capacity: 4000mAh
• Max Continuous Discharge: 30A
• Style: Flat Top
• Protected: No, Unprotected
• Weight: 66.8g max
• Cell Dimensions: 21.1mm x 70.4mm

Warnings:

• Do not over-discharge/overcharge
• Recharge drained batteries ASAP
• Do not short circuit
• Do not dispose of in fire
• Do not expose to extreme heat or water
• Please be familiar with handling lithium-ion batteries before purchase
• Check Data Specification Sheet for more information