The BigBattery Eagle 2 48 V 32 Ah (1.63 kWh) lithium battery is a compact, lightweight, and highly efficient energy solution engineered for 48-volt systems. Ideal for golf carts, e-bikes, solar systems, and off-grid setups, the Eagle 2 offers dependable power delivery, advanced safety protection, and an ultra-long cycle life—all in a low-maintenance, rugged package.
Key Features
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High-Performance Design: Compact 48 V LiFePO₄ module providing 1.63 kWh of energy and long-term reliability.
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Advanced Safety: Built-in BMS safeguards against over-charging, over-discharging, and thermal overload.
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Long Cycle Life: Delivers 4,000 + cycles at 80 % depth of discharge, ensuring years of dependable use.
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Lightweight & Efficient: High energy density with minimal weight for mobile or fixed applications.
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Plug-and-Play Integration: Easy parallel expansion and CAN communication for smart control.
Product Overview
The Eagle 2 48 V LiFePO₄ battery is part of BigBattery’s trusted Eagle series, known for its durability and optimized energy output. Designed for moderate to heavy-duty applications, it provides a nominal voltage of 51.2 V and a total energy capacity of 1.63 kWh, making it a perfect choice for smaller 48 V energy systems.
This model incorporates an intelligent Battery Management System (BMS) that constantly monitors voltage, current, and temperature to maximize safety and battery lifespan. Built with Lithium Iron Phosphate (LiFePO₄) chemistry, the Eagle 2 is more stable, safer, and longer-lasting than conventional lithium or lead-acid batteries.
The sealed, maintenance-free design and advanced thermal stability allow operation in a wide temperature range, while the robust enclosure makes it suitable for both indoor and outdoor installations. Whether used as a primary power source or as part of a solar storage bank, the Eagle 2 delivers reliable energy where you need it most.
Technical Specifications
| Specification | Details |
|---|---|
| Model / SKU | FEAGL-48016-G2-0CH |
| Nominal Voltage | 51.2 V |
| System Voltage | 48 V |
| Capacity | 32 Ah |
| Energy Storage | 1.63 kWh |
| Chemistry | Lithium Iron Phosphate (LiFePO₄) |
| Charging Voltage Range | 55.6 – 58.0 V |
| Maximum Charge Voltage | 58.4 V |
| Operating Voltage Range | 48 – 58.8 V |
| Suggested Low-Voltage Cutoff | 48 – 50.8 V |
| BMS Cutoff Range | ≈ 42 – 47 V |
| Cell Configuration | 16 S |
| Maximum Continuous Discharge | 60 A |
| Peak Discharge Current | 200 A (3 s) |
| Maximum Charge Current | 30 A |
| Continuous Power Output | ≈ 3,000 W |
| Cycle Life | 4,000 – 8,000 cycles @ 80 % DoD |
| Round-Trip Efficiency | ≥ 95 % |
| Communication | CANBus |
| Enclosure Rating | IP67 |
| Weight | 15 kg (33 lb) |
| Dimensions (D × W × H) | 180 × 260 × 274 mm (7.1 × 10.2 × 10.8 in) |
| Operating Temperature | –20 °C to +55 °C |
| Storage Temperature | –5 °C to +35 °C |
| Parallel Capability | Up to 10 units |
| Warranty | 10 years |
| Certifications | UL9540A, UN38.3, IEC 62619 |
Included Free in Box
48 V Eagle 2 – LiFePO₄ – 32 Ah – 1.63 kWh
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(1) Eagle 2 Carrying Handle
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(1) Eagle 2 CAN Comm Cable
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(1) Parallel CAN Comm Cable
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(2) M8 Nuts & Screws
Applications
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Golf carts and utility vehicles
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E-bikes and small EV systems
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Portable and off-grid solar energy systems
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UPS and backup power storage
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Marine and recreational applications

