Hunan CTS manufactures top - rated electric boat batteries that have gained wide recognition in the marine industry. Since its establishment in 2011, the company has been committed to developing high - performance batteries specifically tailored for electric boats. These top - rated electric boat batteries are built using high - quality, high - energy - density lithium cells selected by CTS's experienced thirty - person R & D team. This ensures that the batteries can provide sufficient power for electric boats to operate efficiently, whether for leisurely cruising on calm waters or for more demanding activities. Safety and reliability are the hallmarks of CTS's top - rated electric boat batteries. The company adheres to strict quality control measures, following ISO9001 and IATF16949 management systems throughout the production process. Each battery undergoes rigorous testing, including waterproofing tests, performance evaluations under different loads, and durability assessments. Advanced Battery Management System (BMS) integration is a key feature of these batteries. The BMS monitors and controls functions such as charging, discharging, and temperature, preventing overheating, overcharging, and other potential issues that could affect the battery's performance and lifespan. CTS also offers customized technical services for its top - rated electric boat batteries. This includes BMS & Electric Design, CAN software development, thermal management system design, and independent PDU design, allowing the batteries to be optimized for different boat models and usage scenarios. With features like IP67 protection, these batteries can withstand the harsh marine environment, including exposure to water and dust. CTS's top - rated electric boat batteries are certified with MSDS, UN38.3, CE, and IEC 62619, and have been exported to numerous countries, making them a trusted choice for boat owners and manufacturers worldwide.