Meet the next evolution of off-grid power.

The Fogstar Drift 12V 334Ah Lithium Leisure Battery (Gen2) introduces higher-capacity prismatic cells to the proven Drift Gen2 platform. Built using Grade A LF334 EVE LiFePO4 cells, this special release delivers increased usable energy while maintaining the precision engineering, reliability and smart battery management the Drift range is known for.

Every major component has been engineered for improved accuracy, stronger power handling and long-term performance in demanding off-grid systems.

Designed for campervans, motorhomes, boats, off-grid cabins and solar energy storage, the Drift Gen2 Limited Edition delivers dependable lithium power with advanced monitoring, intelligent protection and robust construction.

Key Features

• 300A Smart BMS for High-Demand Systems:
  The next-generation 300A Battery Management System handles heavy loads with ease. Perfect for powerful inverter setups and demanding off-grid applications.
• 0.2A Shunt Accuracy:
  Drift Gen2 delivers highly accurate power monitoring, giving you tighter state-of-charge readings and more reliable system performance.
• Active Cell Balancer for Maximum Efficiency:
  A built-in active balancer keeps every cell perfectly aligned. This boosts efficiency, improves cycle life and maintains consistent output.
• Premium EVE Prismatic Cells:
  Built with Grade A LF334 EVE cells that deliver consistent performance, solid stability, strong safety and a long service life.
• Full Victron Plug-and-Play Integration:
  Drift Gen2 communicates cleanly with Victron systems for faster installation and more accurate system data.
• IP67 Waterproof and Dustproof:
  Fully sealed against water and dust. Ideal for marine installations, damp lockers and rugged environments.
• Bluetooth Monitoring via the Fogstar App:
  Track real-time voltage, current, SOC, temperature and more using the Fogstar Drift App for iOS and Android.
• Integrated Fire Suppression for Enhanced Safety:
  An internal fire suppression module adds an extra layer of protection, helping safeguard the battery in extreme fault conditions.
• Automatic Low-Temperature Heating:
  The built-in heater automatically warms the battery to a safe temperature before charging, protecting the cells in cold weather.
• Improved Hardware and Design:
  A custom lid, upgraded terminals and a physical on/off switch make installs cleaner and maintenance easier.
• Designed & Supported in the UK:
  Created by our award-winning engineering team with full UK-based technical support. Backed by a 10-year warranty.

Technical Specifications

• Energy: 4,275Wh
• Capacity: 334Ah
• Voltage: 12.8V LiFePO4
• Cycle Life: 4000 Cycles (80% DOD)
• Recommended Charge Voltage: 14.4V
• Max Continuous Discharge: 300A
• Cell Type: EVE Grade A LF334
• BMS: 300A Smart BMS with 0.2A shunt accuracy and active balancing
• Monitoring: Bluetooth via Fogstar Drift App
• Heating: Integrated low-temp heating
• IP Rating: IP67
• Dimensions: 383 (L) x 193 (W) x 250 (H)
• Weight: Approx 29Kg
• Terminals: M8 - 1.25 pitch - 12mm (bolts included).

System Configuration Options

• Connect up to 4 batteries in series for 48V systems
• Connect up to 16 batteries in parallel to increase total capacity.