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BigBattery 36V EAGLE2 1.54 kWh LiFePO4 Battery with Heater and Comms

BigBattery 36V EAGLE2 1.54 kWh LiFePO4 Battery with Heater and Comms

BY: Big Battery | SKU: FEAGL-36015-G2 Availability: In Stock
$825.00
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BigBattery 36V EAGLE2 1.54 kWh LiFePO4 Battery with Heater and Comms

The BigBattery 36V EAGLE2 is a compact, rugged LiFePO4 battery designed for high-performance mobile and off-grid energy systems. Delivering 1.54kWh of usable energy at 36V, this battery features integrated self-heating, CANBus communications, and IP67 protection, making it ideal for cold-weather and demanding outdoor environments.

With 80A continuous discharge capability and scalable parallel expansion (up to 10 units), the EAGLE2 provides reliable, long-lasting power in a lightweight and durable enclosure.

BigBattery 36V EAGLE2 1.54 kWh LiFePO4 Battery Features

Integrated Self-Heating - Automatically heats internal cells for safe charging in temperatures as low as -4°F (-20°C).

1.54kWh LiFePO4 Capacity - Delivers 40Ah at 36V with stable voltage output and long cycle life.

80A Continuous Output - Provides 3,072W continuous power with 200A peak (3 seconds).

IP67 Rated Enclosure - Built for harsh outdoor environments with full ingress protection.

CANBus Communications - Compatible with supported inverters and monitoring systems.

Expandable System Design - Connect up to 10 batteries in parallel for increased capacity.

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BigBattery 36V EAGLE2 Applications

  • Golf Carts – Lightweight, high-discharge lithium upgrade for extended runtime and improved performance.
  • Electric Vehicles – Stable 36V output ideal for small EV platforms and custom builds.
  • Marine Systems – IP67-rated design suitable for boats and water-exposed environments.
  • Off-Grid Solar Setups – Reliable 1.54kWh storage with CANBus communication for inverter integration.
  • Mobile Power Systems – Compact footprint for RVs, vans, and mobile installations.
  • Backup Energy Systems – Dependable emergency power for critical loads.
  • Cold-Weather Installations – Integrated self-heating ensures safe operation in freezing temperatures.
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What's Included

Everything you need is included with your product.

  • 1 x BigBattery 36V EAGLE2 Battery
  • 1 x Eagle 2 Carrying Handle
  • 1 x Eagle 2 CAN Comm Cable
  • 1 x Parallel CAN Comm Cable
  • 2 x M8 Nuts & Screws
  • User Manual
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Warranty

  • BigBattery 12-Year Limited Warranty

BigBattery 36V EAGLE2 1.54 kWh LiFePO4 Battery Specifications

Category Specifications
System Voltage 36V
Nominal Voltage 38.4V
Chemistry LiFePO4
kWh Capacity 1.54kWh
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

BigBattery 36V EAGLE2 1.54 kWh LiFePO4 Battery Videos

Frequently-Asked Questions

Is this battery suitable for cold climates?

Yes. The EAGLE2 includes integrated self-heating, allowing safe charging in freezing temperatures.

Can I expand capacity later?

Yes. You can connect up to 10 batteries in parallel to increase total capacity.

Is this battery waterproof?

Yes. It is rated IP67, meaning it is fully dustproof and protected against temporary water immersion.

What systems is this battery compatible with?

The EAGLE2 supports CANBus communication for integration with compatible inverters and monitoring systems.