BigBattery 36V RAPTOR 2 Lithium Battery KIT – 3.84kWh LiFePO₄ Power Solution
Power smarter, drive farther, and work harder with the all-new BigBattery 36V RAPTOR 2 Lithium Battery KIT, delivering 3.84kWh of high-performance LiFePO₄ power in a compact, lightweight, and rugged package. Whether you're upgrading your golf cart, utility cart, pallet jack, or industrial vehicle, this complete kit is engineered to replace outdated lead-acid systems and maximize efficiency, safety, and runtime.
Outfitted with Tier 1 lithium iron phosphate (LiFePO₄) cells, the RAPTOR 2 offers the safest, most reliable energy storage on the market. Its IP65-rated casing ensures protection against dust, water, and vibration, making it perfect for both recreational and industrial environments. And with a state-of-the-art BMS, featuring automatic cell balancing and robust protections, you can count on smooth operation and a long cycle life—even under demanding conditions.
This plug-and-play kit includes a 36V 25A charger for fast, efficient charging, and a dedicated SOC meter for real-time performance monitoring. The RAPTOR 2 not only boosts your range and acceleration but also cuts the total weight of your system—allowing you to carry heavier loads or go further on a single charge.
Key Features:
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Total Capacity: 3.84kWh
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Voltage: 36V nominal
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Battery Chemistry: Lithium Iron Phosphate (LiFePO₄)
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Protection Rating: IP65 water- and dust-resistant enclosure
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BMS: Auto cell balancing, over/under-voltage, over-current, and thermal protection
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Communication: RS485 compatible + LED State of Charge (SOC) Indicator
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Cycle Life: 4,000+ cycles at 80% depth of discharge
Perfect For:
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Golf Carts & Neighborhood Electric Vehicles
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Utility Carts & LSVs
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Forklifts & Pallet Jacks
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Scissor Lifts & Industrial Machinery
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Warehouse Equipment
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Lead-Acid Battery Replacements
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Emergency & Mobile Backup Power
Benefits:
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Extend range, boost torque, and improve efficiency
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Drop-in replacement for outdated lead-acid systems
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Lightweight design allows for higher payload capacity
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IP65-rated enclosure ensures performance in harsh environments
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Fast charging and real-time performance monitoring
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Safe, long-lasting lithium performance with minimal maintenance
What’s Included:
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1 × 36V RAPTOR 2 Battery – 3.84kWh LiFePO₄ (FRPTR-36038-G2)
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1 × RAPTOR 2 Battery Capacity Meter (MTR106)
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1 × 36V 25A Lithium Charger – 43.2V DC Output with Ring Terminals (PWS052)
Specifications
Product Specifications
SKU: |
FRPTR-36038-G2 |
GTIN-12 (U.P.C.): |
850061252388 |
System Voltage: |
36V |
Nominal Voltage: |
38.4V |
Chemistry: |
LiFePO4 |
kWh Capacity: |
3.84kWh |
Ah Capacity: |
100Ah |
Charging Voltage Range: |
41 – 43.8V |
Max Charge Voltage: |
44V |
Operating Voltage Range: |
36 – 43.8V |
Suggested Low Voltage Cutoff: |
36 – 38.1V |
BMS Cutoff Range: |
31.5 – 35.25V |
Cell Configuration: |
12S |
Max Continuous Discharge Current: |
150A |
Max Continuous Power: |
3840W |
Max Discharge Peak Current: |
300A (Max 5 seconds) |
Max Charge Current: |
100A |
Charge Temperature Range: |
32°F – 113°F (0°C – 45°C) |
Discharge Temperature Range: |
-4°F – 131°F (-20°C – 55°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, SoC >50%) |
Weight: |
79.3 lb (36 kg) |
Depth: |
15.3 in (387 mm) |
Width: |
18.3 in (465 mm) |
Height: |
7.4 in (188 mm) |
Protection Rating: |
IP65 / NEMA 4X |
Communications: |
RS485 |
Spec Sheet: |
Spec Sheet |
User Manual: |
User Manual |
UN38.3 Certification: |
UN38.3 Certification |
Why Buy From Us
Why Buy From Ecogrid Supply?
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Authorized & Trusted Dealer: We’re fully authorized for every brand we carry, so you get genuine products with full manufacturer warranties.
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Fast, Reliable Shipping: All items ship from our U.S. warehouses with quick and dependable freight options to keep your project on track.
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Expert Energy Guidance: Our solar and backup energy specialists are ready to help you with design, planning, product questions, and installation tips.
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USA-Based Service: Our team proudly operates here in the United States, providing local, knowledgeable, and friendly support.
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Built for Energy Independence: Whether you’re powering a cabin, prepping for emergencies, or going off-grid, our products are selected for performance, reliability, and sustainable operation.
Buying Guide