CMB designs and manufactures long-lasting and reliable 21700 lithium-ion (Li-ion) battery packs for various industrial applications. To ensure the best possible performance of our battery packs, CMB’s engineering team has tested a range of 21700 Li-ion battery cell models via high discharge rate and wide temperature operation. When it comes to applications, our focused areas of expertise include 21700 battery pack design for:

• Electric surfboard
• Electric Bike
• Power tool
• Drone
• AGV/Robots
• Medical

CMB’s 21700 Lithium-ion Battery Pack Features

• High-density and compact size
• Wide temperature of -40℃ to 75℃
• Essential battery protection with hardware battery management systems (BMS) or more advanced protection with Smart BMS equipped with CANBUS, RS485, and UART
• Custom nickel sheets welding between battery cells
• 21700 battery pack packed with shrink wrap or custom enclosure