12.8V 280Ah / 314Ah / 320Ah LiFePO4 DIY Battery Kit with Built-in JK BMS 、Display – EU Stock

Power up your energy needs with our premium 12V LiFePO4 DIY battery kits, available in 280Ah, 314Ah, and 320Ah capacities. Each kit comes with a built-in JK Smart BMS and an integrated display screen for real-time monitoring and superior battery management. Designed for high performance and long lifespan, this kit is perfect for RVs, solar systems, off-grid applications, marine use, and more.

Key Features:

• High Capacity Options: Choose from 280Ah, 314Ah, or 320Ah to suit your power requirements.

• Built-in JK Active Balancing BMS: Ensures reliable performance, cell balancing, overcharge/discharge protection, temperature monitoring, and Bluetooth/RS485/RS232 communication (depending on model).

• Integrated Display Screen: Check battery voltage, current, SOC, temperature, and more – in real-time.

• DIY Ready: Pre-assembled with internal BMS – easy to integrate into your system.

• Fast Delivery from Poland Warehouse: No import duties or long wait times for EU customers.

• Safe & Durable: Built with Grade A LiFePO4 cells for over 6000 cycles at 80% DOD.

• Eco-Friendly & Maintenance-Free: Stable chemistry, no memory effect, and extremely low self-discharge.

Battery box, BMS, LCD, connecting connectors, terminals all are included.

We will  offer you installation file and video, which is easier for assembling the pack .

Its good for home energy storage system, UPS, Caravans, RV and others .

Applications:

• Solar energy storage systems

• RVs, camper vans, and caravans

• Marine and boating

• Backup power supply

• Off-grid and remote area power