Connect the battery's negative (-) terminal to the MPPT controller's “BAT-” port. Pro Tip: Use cables appropriately sized to handle the maximum charging current. Reduce installation costs with built-in module and cabinet fire suppression. Integrated 4-channel MPPTs. The LPO 600 is a battery-based energy storage system with integrated DC fast charging stations and many other AC charging options for supplying electrical work machines. Purpose-built for critical backup and AI compute loads, they provide 10–15 years of reliable performance in a smaller footprint than VRLA batteries. LFP is the safest cell of Li-ion battery. The unique active current balance control technology supports the mix use of new and. This reference design is a central controller for a high-voltage Lithium-ion (Li-ion), lithium iron phosphate (LiFePO4) battery rack. This design provides driving circuits for high-voltage relay, communication interfaces, (including RS-485, controller area network (CAN), daisy chain, and Ethernet).