LG E78-2P12S Lithium-Ion Battery Module
LG E78-2P12S Lithium-Ion Battery Module

LG Chem

LG E78-2P12S Lithium-Ion Battery Module

Sale price$1,350.00
Wiring Harness :No
Quantity:

LG E78-2P12S Lithium-Ion Battery Module – OEM-Grade Energy, Ready for EV Integration

Built for serious power systems and advanced EV applications, the LG E78-2P12S Lithium-Ion Battery Module is a high-efficiency, high-capacity pack engineered with premium LG 21700 cells in a 2P12S configuration. Delivering a robust energy profile in a compact footprint, this module is ideal for electric vehicles, energy storage systems, and industrial mobile power solutions.

🔋 Technical Highlights:

  • 43.2V Nominal Voltage (12S Configuration)

  • 5.0Ah Capacity (2P) – LG E78 21700 cells (5000mAh per cell)

  • ~216Wh Total Energy Output

  • Max Continuous Discharge: 50A

  • Max Charge Voltage: 50.4V / Cutoff: 36.0V

  • Integrated Thermal Monitoring Harness

⚡ Engineered for Demanding Systems

Each LG E78-2P12S module is factory-built with OEM precision and internal spot-welded connections, ensuring low resistance, minimal voltage drop, and strong thermal performance. These modules are perfect for building scalable, high-voltage packs with consistent behavior under load.

  • High-Grade LG M50LT Cells – Trusted for durability and cycle life

  • Compact, Stackable Housing – Ideal for modular builds

  • Thermistor Equipped – Real-time temperature monitoring for advanced BMS integration

  • Pre-assembled Bus Bars & Balance Leads – Simplifies wiring and pack design

🛠️ Applications:

  • Electric Vehicle Conversions (Motorcycles, Karts, Compact EVs)

  • Off-Grid Solar Battery Storage

  • Robotics & Industrial Mobility

  • Backup Power & Portable Energy Systems


Built for Builders – Backed by EVSource

At EVSource.com, we stock only authentic, high-quality LG modules with verified specs and traceable sourcing. The LG E78-2P12S gives you OEM-level performance with DIY flexibility—perfect for engineers, fabricators, and high-power hobbyists who demand precision and reliability.


💡 Need Custom Pack Design or BMS Recommendations?
Our technical team is ready to help you design and scale with LG E78 modules. Reach out today to get started.