Shenzhen Ryder Electronics Co., Ltd. is one of the leading manufacturers and suppliers of 73v 20.8 ah lithium ion battery 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-18650-20S8P-73V 20.8Ah-PCM with
The RYDBATT 73V 20.8Ah Lithium-Ion Battery Pack is engineered for demanding electric vehicles (EVs), renewable energy storage systems, and industrial applications. Developed by Shenzhen Ryder Electronics Co., Ltd.-a global leader in lithium-ion technology with 20+ years of expertise-this battery combines advanced cell balancing, smart protection, and eco-friendly design to deliver unmatched power and reliability.
Key Technical Specifications
|
Attribute |
Details |
|
Battery Type |
Lithium-ion (Li-18650) |
|
Nominal Voltage |
73V |
|
Capacity |
20.8Ah (nominal) / 19.3Ah (minimum) |
|
Configuration |
20S8P (20 Series × 8 Parallel) |
|
Charge Cut-off Voltage |
83V |
|
Discharge Cut-off Voltage |
60V |
|
Standard Charge |
0.2C to 83V, then constant-voltage charging until current ≤0.02C |
|
Standard Discharge |
0.2C to 60V after standard charge |
|
Operating Temp. |
5–45°C (Charge), 15–60°C (Discharge) |
|
Storage Temp. |
Best at 10–25°C for long-term storage |
|
Weight |
11kg ±0.5kg (optimized for portability) |
|
Parallel Function |
Supports up to 2 batteries in parallel for increased capacity |
Core Advantages
Ultra-High Voltage & Capacity
Delivers 73V/20.8Ah for heavy-duty applications like electric trucks or solar storage systems.
Longevity & Reliability
Retains 75% capacity after 500 cycles (~5 years of daily use), ensuring extended service life.
Advanced Safety Features
Multi-Layer Protection: Overcharge/over-discharge prevention, thermal runaway safeguards, and PCM-based real-time monitoring.
Short-Circuit Resistance: >200A surge tolerance with 200μS response time.
High Performance
Supports 50A 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 Display & Connectivity
Built-in power display shows real-time voltage status with LED indicators.
CAN bus communication for seamless integration with EV systems.
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-Certified Production: ISO 9001 (Quality) and ISO 14001 (Environmental) certified facilities in Huizhou, China.
Rigorous Testing: Vibration, thermal cycling, and 800-cycle validation for reliability.
Customer-Centric Solutions
OEM/ODM Flexibility: Customizable branding, packaging, and specifications.
Fast Delivery: 30-45 days (negotiable for urgent orders).
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, UN38.5 (transportation & safety compliance).
- Quality: ISO 9001, ISO 14001.
- Environmental: Zero hazardous waste in production.
Applications
Electric Vehicles (trucks, buses, delivery fleets)
Renewable Energy Storage (solar/wind systems, off-grid solutions)
Industrial Machinery (forklifts, AGVs, construction equipment)
Comprehensive warranty coverage and replacement of defective components.
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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