The Vanguard™ 48V 3.5kWh fixed commercial battery (Fi3.5) is designed for exceptional durability and lifecycle efficiency, making it a perfect fit for electrified unmanned systems and commercial off-road vehicles. As part of Vanguard’s expanding lithium-ion lineup, the 48V Fi3.5 presents a powerful mid-voltage option for OEMs looking for a high-performance substitute too conventional lead-acid batteries. This battery is crafted for effortless integration into sectors such as industrial, construction, and agriculture, providing enduring power and reliable performance in challenging and fluctuating conditions.
- Robust Construction: The Fi3.5 has been rigorously tested in extreme environments, ensuring it withstands thermal fluctuations, mechanical shocks, vibrations, and exposure to particulates—guaranteeing reliable performance in demanding settings.
- Smart & Secure: Featuring an integrated battery Management System (BMS), this battery offers real-time monitoring of voltage and temperature at the cell level, ensuring stable energy output while adhering to strict safety standards.
- Streamlined Maintenance: the modular Cell Module Assembly (CMA) is designed for easy access and precise diagnostics, enabling maintenance teams to efficiently monitor and service battery health.
- Versatile Compatibility: The battery supports the industry-standard CANbus J1939 communication protocol, ensuring easy integration with a variety of OEM system architectures.
Key Features & Advantages
- Superior Durability
Encased in a robust, fully sealed aluminum diecast housing, the Fi3.5 offers exceptional resistance to vibrations, ingress, and environmental wear. - Optimal Efficiency
Engineered for a long service life, this battery can achieve up to 2,000 cycles at 80% capacity with minimal maintenance required throughout its lifespan. - Easy Diagnostics
The onboard systems utilize standard CANbus messaging for quick fault detection and efficient troubleshooting. - Seamless Integration
With dual CANbus interfaces, the battery provides plug-and-play compatibility—one channel adheres to J1939 standards, while the other is tailored for smooth integration with proprietary OEM communication systems, eliminating the need for reconfiguration. - Reliable System Monitoring
The advanced BMS logic continuously regulates thermal and electrical parameters, providing ongoing operational insights and enhancing system reliability.
Technical Specifications
| Nominal Voltage: | 51.6 V |
| Maximum voltage (IEC 61960): | 58.8 V |
| Minimum Voltage: | 35.0 V |
| Nominal Capacity: | 67.5 Ah / 3.5 kWh |
| Communication Protocols: | J1939 (29-bit), CAN Open (11-bit) |
| Discharge Temperature Range: | -20°C to +70°C |
| Charging Temperature Range: | 0°C to +45°C |
| Durability (Cycles): | Up to 2,000 cycles at 80% capacity |
| Parallel Capability: | Yes, supports up to 10 batteries |
| Standard Charge Time: | 4 hours |
| Rated Discharge Current: | 29 A |
| Ingress Protection Rating: | IP56 |
| Warranty: | 8-year commercial limited warranty |
Related Offerings
| Chargers | Motors | Motor Controllers |
