Fogstar Drift Pro Gen2 12V 300Ah Lithium Leisure Battery

With a massive 3,840Wh of usable energy, the Drift PRO 12V 300Ah Gen2 is built to power serious off-grid setups – from expedition-ready campervans and motorhomes to boats and static solar installations.

Built for serious off-grid setups, the Drift PRO 300Ah Gen2 delivers rock-solid reliability and smart integration in a tough, repairable metal shell – complete with real-time app monitoring and full Victron Cerbo GX support.

At its core are trusted Grade A EVE prismatic cells, a 300A Smart BMS, and a built-in heating system – delivering dependable performance year-round, whatever the weather.

What's New in the Gen2?

Integrated Active Balancing: Now built-in – no external balancer required.

Battery-Linking via RJ45: Dedicated Battery-Link ports allow multiple Drift PRO units to communicate over CANbus with a single Victron Cerbo GX (or GX-enabled inverter).

Improved Internal Layout: Optimised for thermal management, cable routing, and long-term serviceability.

Key Features:

• 3,840Wh Capacity: Extended runtime for demanding off-grid applications – perfect for high-draw systems and longer stays off-grid.
• Grade A Cells: Built with trusted prismatic LiFePO4 cells for long cycle life and consistent performance.
• 300A Smart BMS: Advanced protection against over-voltage, under-voltage, over-current, short circuit, and low-temperature charging.
• Victron Plug-and-Play Integration: Connect the CAN port on the master battery to the BMS-CAN port on your Victron Cerbo GX (or GX-enabled inverter) using the supplied cable.
• Multi-Battery Support: Additional Drift PRO batteries connect via the Battery-Link port, enabling full multi-battery CAN communication with Victron.
• 10-Year Warranty & UK Support: Long-term peace of mind with responsive, in-house customer service you can actually talk to.
• Fogstar App Monitoring: Real-time Bluetooth monitoring of SOC, cell voltages, temperatures, and cycle data.
• Low Temperature Charging Protection: Automatic internal heating system enables safe charging below 0°C.
• On/Off Switch: Enables hibernation mode for storage and transport.
• Serviceable Metal Case: Durable, serviceable design with M10 terminals.
• Lightweight: Just 33.5kg with built-in handles for easier transport and installation.
• UK Engineered: Designed and developed by Fogstar’s in-house team for real-world off-grid conditions.

Quick Specifications:

Nominal Capacity: 300Ah
Nominal Voltage: 12V
Recommended Charge Voltage: 14.4V
Max Continuous Discharge: 300A
Cycle Life: 4,500 cycles at 80% depth of discharge (DOD)
Charging Efficiency: Up to 98%
Dimensions: 280 x 390 x 205 mm
Weight: 33.5kg
Terminals: M10
Operating Temp: -20°C - 55°C