The LGNE 423 kWh High-Voltage Battery System is built on a standardized 614.4V modular architecture for demanding off-highway applications. Using 230 Ah LFP cells, the system integrates 12 modular battery packs to provide a nominal energy capacity of 423.9 kWh.
The three-branch electrical architecture supports scalable system integration, while liquid cooling and integrated heating provide stable thermal performance across demanding operating conditions. Dual-port DC charging supports a total charging current of up to 500 A for high-power applications.
Designed for OEMs and system integrators, the 423 kWh battery system is suitable for construction machinery, mining equipment, material-handling machinery and other heavy-duty off-highway applications. With UN38.3 certification and a cycle life of ≥2,800 cycles to 70% SOH, the system provides a reliable platform for large-scale equipment electrification.
614.4 V high-voltage architecture
423.9 kWh nominal energy capacity
230 Ah LFP cells
12 modular battery packs
Three-branch electrical architecture
Liquid cooling and integrated heating
Dual-port DC charging up to 500 A
UN38.3 certified
Cycle life of ≥2,800 cycles to 70% SOH
Engineering support for OEM system integration
LGNE 423kWh High-Voltage Battery System
614.4V Modular Battery Solution for Heavy-Duty Off-Highway Applications
Technical Specifications
| Parameter | 423 kWh System |
|---|---|
| Nominal Energy | 423.9 kWh |
| Nominal Voltage | 614.4 V |
| Cell Capacity | 230 Ah |
| Single Pack Voltage | 153.6 V |
| Single Pack Capacity | 230 Ah |
| Single Pack Energy | 35.328 kWh |
| Battery Pack Quantity | 12 Packs |
| Electrical Architecture | Three Branches |
| Max. Charging Current | 500 A (Dual-Port) |
| Thermal Management | Liquid Cooling + Heating Film |
| Single Pack Dimensions | 1060 × 630 × 240 mm |
| System Weight | Approx. 2,724 kg |
| Cycle Life | ≥2,800 Cycles to 70% SOH |
| Certification | UN38.3 |
Typical Applications
Large Excavators / Large Wheel Loaders / Mining Equipment
LGNE provides engineering support throughout the battery-system integration process, including:
Battery system configuration
Chassis layout evaluation
Thermal management integration
BMS and CAN communication support
Charging-system matching
Prototype development
System validation
Manufacturing and quality support
Contact us for additional energy capacities and customized configurations.
Battery System Selection Table
Energy (kWh) | Capacity (Ah) | Voltage (V) | Max Charge (A) | Max Discharge (A) | Packs | Pack Size (mm) | System Wt. (kg) |
| 70 | 230 | 307.2 | 230 | 230 | 2 | 1060 × 630 × 240 | 448 |
| 70 | 173 | 405.7 | 173 | 173 | 2 | 1060 × 630 × 240 | 464 |
| 103 | 178 | 579.6 | 178 | 178 | 3 | 947 × 630 × 240 | 650 |
| 105 | 173 | 608.58 | 173 | 173 | 3 | 1060 × 630 × 240 | 709 |
| 108 | 314 | 345.6 | 250 | 314 | 3 | 1060 × 630 × 240 | 678 |
| 141 | 230 | 614.4 | 230 | 230 | 4 | 1060 × 630 × 240 | 896 |
| 175 | 304 | 576 | 250 | 304 | 5 | 1060 × 630 × 240 | 1,116 |
| 180 | 346 | 521.64 | 2 × 173 | 346 | 6 | 947 × 630 × 240 | 700 |
| 180 | 314 | 576 | 250 | 314 | 5 | 1060 × 630 × 240 | 1,110 |
| 282 | 460 | 614.4 | 2 × 200 | 400 | 8 | 1060 × 630 × 240 | 1,877 |
| 350 | 608 | 576 | 2 × 200 | 400 | 10 | 1060 × 630 × 240 | 2,233 |
| 361 | 628 | 576 | 2 × 200 | 400 | 10 | 1060 × 630 × 240 | 2,233 |
| 375 | 648 | 579.6 | 2 × 250 | 500 | 8 | 1060 × 635 × 250 | 2,200 |
| 423 | 690 | 614.4 | 2 × 250 | 500 | 12 | 1060 × 630 × 240 | 2,724 |
| 525 | 972 | 540.96 | 2 × 250 | 500 | 12 | 1060 × 635 × 250 | 3392 |
Why choose LGNE customized lithium battery?
Platform-based engineering
LGNE designs battery modules and packs as standardized platforms with defined mechanical, electrical and thermal interfaces, enabling predictable integration into OEM and system integrator architectures.
Engineering-to-production alignment
Design assumptions are developed in alignment with manufacturing constraints, ensuring consistency from prototype builds through controlled series production.
Series-ready manufacturing capability
LGNE's products are manufactured under controlled processes with defined tolerances and repeatable assembly, supporting stable quality across production batches.
Clear system responsibility boundaries
LGNE supplies integration-ready battery subsystems, while system-level configuration, control strategies and application integration remain with OEMs and system integrators.
Industrial-grade durability validation
Products are validated for vibration, thermal cycling and long-duty operation typical of off-highway, mining and commercial vehicle environments.
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