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Upgrade your energy system with the BigBattery 36V EAGLE 2 LiFePO4 Battery 40Ah 1.53kWh, designed for homeowners, RV enthusiasts, off-grid adventurers, and mobile worksite operators who need reliable, maintenance-free power. This compact, drop-in lithium solution delivers 1.53kWh of clean, consistent energy, replacing older GC2 and Trojan T-105 lead-acid batteries with modern efficiency. With built-in heating and advanced communication capabilities, it ensures your system performs in all climates and conditions.
Unlike traditional lead-acid batteries that are heavy, slow to charge, and require constant maintenance, the EAGLE 2 provides longer runtime, faster charging, and a lightweight, hassle-free installation. It’s perfect for RV house power, golf carts, NEVs, tuggers, pallet jacks, and marine or industrial applications, giving you the freedom to power your lifestyle without compromise.
Choose the BigBattery 36V EAGLE 2 LiFePO4 Battery 40Ah 1.53kWh and enjoy a compact, lightweight, and powerful lithium solution that delivers dependable energy in any environment.
With 1.53kWh of energy storage, this lithium battery delivers more usable power than typical lead-acid batteries while occupying the same footprint. Enjoy longer operation times for golf carts, RVs, or industrial equipment without needing additional battery banks or heavy upgrades.
The EAGLE 2 fits seamlessly into standard GC2 battery trays, including Trojan T-105 replacements, allowing you to modernize your system without costly modifications or custom installations. Simply drop it in and go, saving time and hassle during upgrades.
Cold climates are no longer a worry. The integrated self-heating system ensures your battery maintains optimal performance, preventing capacity loss and slow starts in low temperatures. This makes it ideal for off-grid homes, winter RV trips, and industrial equipment in harsh environments.
Advanced CANBus capability allows your battery to communicate seamlessly with compatible inverters and controllers. You can monitor performance, voltage, temperature, and charge cycles, giving you full control and peace of mind over your energy system.
Using premium Tier 1 LiFePO4 cells, the EAGLE 2 ensures consistent voltage under load, long cycle life, and safe operation without the risks associated with older chemistries. This battery provides a reliable, maintenance-free alternative to lead-acid systems, perfect for mobile or industrial users.
Spend less time waiting and more time running your equipment. With its high-rate charging technology, the EAGLE 2 replenishes energy quickly, keeping your golf carts, RV systems, or industrial machinery operational with minimal downtime.
Weighing significantly less than traditional lead-acid batteries, the EAGLE 2 is easy to lift, move, and install, making upgrades faster and safer. Enjoy improved handling in residential, mobile, or industrial applications without compromising performance or energy storage.
Equipped with a smart BMS, the battery protects against overvoltage, undervoltage, temperature extremes, and excessive current. This ensures long-term durability and stable output, so you can rely on your system for years in any environment.
BigBattery provides a 12-year warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.
BigBattery 36V EAGLE 2 Specification |
|
|---|---|
| System Voltage | 36V |
| Nominal Voltage | 38.4V |
| Chemistry | LiFePO4 |
| kWh Capacity | 1.54 kWh |
| Ah Capacity | 40Ah |
| Charging Voltage Range | 41.7 – 43.2V |
| Max Charge Voltage | 43.8V |
| Operating Voltage Range | 36 – 43.2V |
| Suggested Low Voltage Cutoff | 36 – 38.1V |
| BMS Cutoff Range | 31.5 – 35.3V |
| Cell Configuration | 12S |
| Max Continuous Discharge Current | 80A |
| Max Continuous Power | 3072W |
| Max Discharge Peak Current | 200A (Max 3 seconds) |
| Max Charge Current | 40A |
| Charge Temperature Range | -4°F – 131°F (-20°C – 55°C) |
| Discharge Temperature Range | -4°F – 140°F (-20°C – 60°C) |
| Optimal Discharge Temperature Range | 59°F – 95°F (15°C – 35°C) |
| Storage Temperature Range | 23°F – 95°F (-5°C – 35°C) (Max 3 months)32°F – 77°F (0°C – 25°C) (Max 12 months) |
| Weight | 38 lb (17.2 kg) |
| Depth | 7.1 in (180 mm) |
| Width | 10.2 in (260 mm) |
| Height | 10.8 in (274 mm) |
| Max Connections | Up to 10 Parallel |
| Protection Rating | IP67 / NEMA 6 |
| Communications | CANBus |
| Self-Heating | Yes |
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Shipping times vary depending on your location and the product or products ordered.
Order Processing Time
Most products are processed within 1-3 business days. If there is a delay in processing your order, we will alert you with as much information as possible about what to expect.
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