Shenzhen Ryder Electronics Co., Ltd. is one of the leading manufacturers and suppliers of 72v lithium battery for electric motorcycle in China. Welcome to buy CE approved batteries in stock here and get free sample from our factory. All customized products are with high quality and low price.
Product Overview
Model: Li-21700-20S8P-72V 39.6Ah-PCM with 485 Communication
The RYDBATT 72V 39.6Ah Lithium-Ion Battery Pack is engineered for rugged industrial applications, including electric vehicles (EVs), renewable energy storage systems, and heavy machinery. Developed by Shenzhen Ryder Electronics Co., Ltd.-a global leader in lithium-ion technology with 20+ years of expertise-this battery combines advanced cell chemistry, intelligent battery management (BMS), and durable design to deliver unmatched reliability and efficiency.
Key Technical Specifications
|
Attribute |
Details |
|
Battery Type |
Lithium-ion (Li-21700) |
|
Nominal Voltage |
72V |
|
Capacity |
39.6Ah (nominal) / 36Ah (minimum) |
|
Configuration |
20S8P (20 Series × 8 Parallel) |
|
Charge Cut-off Voltage |
83.7V |
|
Discharge Cut-off Voltage |
60V |
|
Standard Charge |
0.2C constant current to 83.7V, then constant voltage until current ≤0.02C |
|
Standard Discharge |
0.2C constant current to 60V |
|
Operating Temp. |
-20°C to +60°C (discharge) / 0°C to 45°C (charge) |
|
Storage Temp. |
10°C to 25°C (long-term storage) |
|
Weight |
19.5±1kg |
|
Dimensions |
430±1mm × 235±1mm × 90±0.5mm (L×W×H) |
|
Protection Features |
Overcharge/over-discharge, short-circuit, thermal runaway, and BMS monitoring |
|
Connector |
Qiaoheli M23 2+1+5-core female socket (with dust cap) |
Core Advantages
Ultra-High Voltage & Capacity
Delivers 72V/39.6Ah for heavy-duty applications like electric trucks, solar/wind storage, and industrial AGVs.
Longevity & Reliability
Maintains ≥80% capacity after 300 cycles(room-temperature testing), ensuring extended service life.
Advanced Safety System
Multi-Layer Protection: Built-in PCM prevents overcharging, over-discharging, and short circuits.
Thermal Management: Intelligent temperature monitoring and balancing for safe operation.
High Performance
Supports 60A continuous discharge and 10A fast charging for demanding applications.
Durable Construction
Die-casting aluminum casing and PC/ABS shell for shock resistance and corrosion protection.
Smart Connectivity
BMS provides real-time data on voltage, temperature, and state of charge (SOC) via RS-485 communication.
Why Choose RYDBATT?
Proven Expertise
Global Leadership: Pioneer in lithium-ion system integration, serving industries from EVs to aerospace.
Dedicated R&D Team: 60+ engineers with >10 years' experience in BMS algorithms and thermal management.
Quality Assurance
ISO 9001 & IATF 16949 Certified: Rigorous production standards and 100% pre-shipment testing.
Rigorous Testing: Vibration, thermal cycling, and 300-cycle validation for reliability.
Customizable Solutions
Flexible Configurations: Adjust voltage, capacity, and connectors to meet specific requirements.
Fast Delivery: 30-45 days lead time (expedited options available).
Advanced Manufacturing Facilities
State-of-the-art production equipment, including automatic voltage test machines and drying systems from Denmark.
Why choose Us
Customer-Centric Approach:
Customizable packaging and battery configurations to meet specific client needs. Dedicated technical support for installation, maintenance, and troubleshooting.
Certifications & Compliance
- Safety: CE, RoHS, UN38.3 (transportation & safety compliance).
- Quality: ISO 9001, IATF 16949.
- Environmental: Zero hazardous waste in production.
Applications
Electric Vehicles (e-scooters, e-bikes, motorcycles)
Industrial Machinery (forklifts, AGVs, construction equipment)
Renewable Energy Storage (solar/wind systems, off-grid solutions)
Medical Devices (portable analyzers, emergency power systems)
Get Started Today
Contact Us:
- Email: manager@ryderbattery.com
- Tel: 86-0752-5880937
- Address: Building C,Huaming Industrial park,Huaming Road, Dalang, Longhua,Shenzhen,Guangdong,China
Request a Custom Quote
Specify your requirements (voltage, capacity, connectors) for tailored solutions.
Keep Auspicious Forever, Ready To Support Ever!
Ryder-Lithium-Choice For You.
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