BigBattery 36V 3X RAPTOR 2 Lithium Battery KIT – 11.52kWh of High-Capacity, Heavy-Duty Lithium Power
Supercharge your performance with the BigBattery 36V 3X RAPTOR 2 Lithium Battery Kit, delivering a massive 11.52kWh of safe, efficient, and ultra-reliable LiFePO₄ power. Designed to transform your 36V golf carts, utility carts, forklifts, scissor lifts, and other industrial equipment, this kit offers unmatched runtime, lighter weight, and superior energy density—perfect for both work and play.
Each RAPTOR 2 battery features Tier 1 lithium iron phosphate (LiFePO₄) cells, known for their long cycle life and built-in safety. Protected by a state-of-the-art BMS with automatic cell balancing and housed in a rugged IP65-rated enclosure, the RAPTOR 2 is vibration-resistant, water-resistant, and ready to perform in demanding environments—including extreme heat and cold.
Stay in control with an LED State of Charge (SOC) indicator and integrated RS485 communication protocols, plus the included external battery meter gives you real-time data without needing to access your battery bay. Whether you're hauling heavier loads, navigating long golf courses, or powering industrial tools, this system ensures you're always fully charged and prepared.
Key Features:
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Total Capacity: 11.52kWh (3 × 3.84kWh RAPTOR 2 units)
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Voltage: 36V nominal
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Chemistry: Lithium Iron Phosphate (LiFePO₄)
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Cycle Life: 4,000+ cycles at 80% DoD
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Battery Management System: Advanced BMS with auto-balancing and full protection
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Enclosure: IP65-rated for water, dust, and vibration resistance
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Monitoring: LED SOC Indicator + RS485 communication
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Install: Compact GC2 footprint – drop-in lead-acid replacement
Perfect For 36V Applications:
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Golf Carts & Utility Carts
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Industrial Equipment & Warehouses
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Forklifts, Pallet Jacks, Scissor Lifts
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Lead-Acid Battery Replacements
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Harsh Weather Operation (Heat & Cold)
Benefits:
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3X capacity for extreme range and all-day operation
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Lightweight design improves speed, load capacity, and efficiency
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Maintenance-free, long-lasting, and safe lithium technology
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Full real-time visibility into battery performance
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Simple plug-and-play installation with included charger and accessories
What’s Included:
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3 × 36V RAPTOR 2 – 3.84kWh LiFePO₄ Batteries (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, Ring Terminals) – PWS052
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1 × Parallel Busbar – CNT015
Specifications
Product Specifications
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| SKU: |
FRPTR-36038-G2 |
| GTIN-12 (U.P.C.): |
850061252401 |
| 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 |
| Communications: |
RS485 |
| Spec Sheet Download: |
Spec Sheet |
| User Manual Download: |
User Manual |
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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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
