20 cells in series (no parallel) – critical for 64V system compatibility
Nominal Voltage
64V (20 × 3.2V cells)
Capacity
150AH (per cell: 150AH, as cells are in series, capacity remains 150AH)
Total Energy
64V × 150AH = 9.6kWh
Discharge Current
– Continuous: 150–200A (1–1.33C) – Peak: up to 300A (3ms)
Cycle Life
≥4,000 cycles at 80% DOD (10+ years of daily use)
Charging Voltage
73V
Charging Time
2–5 hours (with 30A charger); fast charge supported up to 75A (2-hour 100% charge)
Operating Temperature
– Discharge: -20°C to 60°C – Charging: 0°C to 45°C (thermal management recommended)
Weight
~60–70 kg (50% lighter than equivalent lead-acid)
Dimensions
Approx.520*440*230 mm (varies by manufacturer; longer due to 20 cells in series)
BMS Features
Full-cell balancing, overcharge/overcurrent protection, thermal cutoff, CAN bus compatibility
Product Detail
Features ● Long Cycle Life: 10 times longer cycle life time than lead acid battery.
● Higher Energy density: the energy density of lithium battery pack is 110wh-150wh/kg,
and the lead acid is 40wh-70wh/kg,so the weight of lithium battery is only 1/2-1/3 of
lead acid battery if the same energy.
● Higher Power Rate: 0.5c-1c continues discharge rate and 2c-5c peak discharge rate ,
give much more powerful output current.
● Wider Temperature Range: -20℃~60℃
● Superior Safety: Use more safer lifepo4 cells,and higher quality BMS,make full
protection of the battery
pack.
Overvoltage protection
Overcurrent protection
Short circuit protection
Overcharge protection
Over discharge protection
Reverse connection protection
Overheating protection
Overload protection
Advantages of Dking Power Parameters of Golf cart batteries
About 64v150AH lithium lifepo4 battery ,the technical paragram,compare with leadacid battery etc .
1. Technical Parameters (20-Cell LiFePO₄ Battery)
Parameter
Specification
Chemistry
Lithium Iron Phosphate (LiFePO₄) – 3.2V cells
Cell Configuration
20 cells in series (no parallel) – critical for 64V system compatibility
Nominal Voltage
64V (20 × 3.2V cells)
Capacity
150AH (per cell: 150AH, as cells are in series, capacity remains 150AH)
Total Energy
64V × 150AH = 9.6kWh
Discharge Current
– Continuous: 150–200A (1–1.33C) – Peak: up to 300A (3ms)
Cycle Life
≥4,000 cycles at 80% DOD (10+ years of daily use)
Charging Voltage
73V
Charging Time
2–5 hours (with 30A charger); fast charge supported up to 75A (2-hour 100% charge)
Operating Temperature
– Discharge: -20°C to 60°C – Charging: 0°C to 45°C (thermal management recommended)
Weight
~60–70 kg (50% lighter than equivalent lead-acid)
Dimensions
Approx.520*440*230 mm (varies by manufacturer; longer due to 20 cells in series)
BMS Features
Full-cell balancing, overcharge/overcurrent protection, thermal cutoff, CAN bus compatibility
2. Key Difference: 20-Cell vs. 16-Cell Configurations
Aspect
20-Cell LiFePO₄ (64V)
16-Cell LiFePO₄ (64V)
Cells per Series String
20 cells (3.2V each)
16 cells (4.0V each – less common)
Voltage Consistency
Lower voltage per cell (3.2V vs. 4.0V) → safer thermal performance
Physical Layout
Longer battery pack (more cells in series)
Applications
Ideal for systems requiring 64V with standard 3.2V cells (e.g., golf carts, ESS)
3. Comparison with Lead-Acid Batteries (60V 150AH)
Feature
LiFePO₄ (20S 150AH)
Lead-Acid (10S 150AH)
Voltage
64V (higher efficiency for EVs)
60V (standard for older golf carts)
Energy Density
120–160 Wh/kg
30–40 Wh/kg
Weight
~68 kg
~160 kg (2.5× heavier)
Cycle Life
4,000+ cycles
300–500 cycles
Depth of Discharge (DOD)
80% DOD safe
50% DOD recommended
Self-Discharge Rate
<2% per month
5–10% per month
Maintenance
None (fully sealed)
Frequent (water top-ups, terminal cleaning)
Environmental Impact
Non-toxic, 95% recyclable
Contains lead/sulfuric acid (hazardous)
4. Advantages of 20-Cell LiFePO₄ Batteries
1. Safety & Reliability
Lower Cell Voltage: 3.2V cells operate at a safer voltage threshold, reducing risk of thermal runaway compared to higher-voltage cells.
Robust BMS Integration: 20-cell packs require advanced BMS for precise cell balancing, ensuring uniform performance across all cells.
2. Longevity & Cost Efficiency
4× Longer Lifespan: 4,000 cycles vs. 500 for lead-acid means fewer replacements in commercial fleets (e.g., golf courses save ~$2,000/year in maintenance).
Fast Charging: 2-hour 80% charge capability minimizes downtime for high-usage applications (e.g., rental golf carts).
3. Compatibility & Scalability
Standard 3.2V Cells: Widely available and compatible with most 64V systems, avoiding proprietary design costs.
Modular Design: Can be expanded to 20S2P (300AH) for higher capacity needs without redesigning the voltage platform.
4. Environmental Compliance
Lead-Free: Meets EU Battery Regulation (2023) and California’s RoHS standards, critical for export markets.
Low Carbon Footprint: Long lifespan reduces battery waste by 75% compared to lead-acid.
5. Typical Applications
Golf Carts & Utility Vehicles
Powers modern 64V carts (e.g., Club Car Tempo, E-Z-GO Freedom) with 70–90 km range per charge, outperforming lead-acid by 30%.
Used in commercial fleets for resorts and golf courses, where low maintenance and reliability are critical.
Residential Energy Storage
9.6kWh capacity supports daily energy needs for a small home (e.g., 4–6 hours of backup power during outages when paired with solar).
Industrial Equipment
Forklifts, floor scrubbers, and airport tugs benefit from fast charging and lightweight design, improving operational efficiency.
Low-Speed Electric Vehicles (LSEVs)
Complies with EU L7e standards (64V systems allowed for vehicles ≤45 km/h), used in urban delivery carts and senior mobility vehicles.
6. Market Trends & Competitive Landscape
Growing Adoption: 20-cell LiFePO₄ packs dominate 64V golf cart upgrades, with global market share exceeding 55% in 2024.
Key Manufacturers:
CATL: Offers 20-cell LiFePO₄ batteries with 5,000-cycle warranties for commercial use.
Renogy: Popular in DIY markets with plug-and-play 20S 150AH kits for RVs and golf carts.
Price Trend: Prices have dropped to $1,800–$2,200 per pack (2024), achieving price parity with lead-acid in TCO for high-usage scenarios.
7. Considerations for Purchase
BMS Compatibility:
Ensure the BMS supports 20 cells and integrates with your vehicle’s controller (e.g., Curtis or Navitas systems for golf carts).
Thermal Management:
For outdoor use, choose batteries with built-in heating pads (for -20°C climates) or cooling fans (for >40°C environments).
Warranty Terms:
Look for minimum 5-year warranties covering cell degradation (e.g., ≤3% capacity loss per year).
Recycling Programs:
Partner with suppliers offering closed-loop recycling (e.g., Redwood Materials in the U.S. or CATL in China) to avoid e-waste penalties.
Conclusion
A 64V 150AH 20-cell LiFePO₄ battery offers unmatched longevity, safety, and efficiency for 64V systems, outperforming lead-acid in every critical metric. Its modular design and compliance with global regulations make it ideal for commercial, residential, and industrial applications. As lead-acid phase-outs accelerate, this configuration represents the future of reliable, low-maintenance energy storage.
