The 1000W Sealed Portable Battery Charger is a high-efficiency, IP67-rated charging solution designed for durability and reliability in demanding environments. With a wide input range of 90V–276V AC (max 450V AC) and an output of 36V–84V DC up to 17A, it ensures powerful and stable performance. Built on advanced PFC+LLC architecture with >93% efficiency, it features surge protection, low noise operation, and a high power factor. Integrated with CAN2.0B communication, OTA updates, and intelligent functions such as battery protection, charging management, and heat management, this charger provides safe, smart, and efficient charging for electric vehicles, energy storage, and portable power systems.