Solar 21700 Li-Ion Cell 72v 20S4P 20Ah 1400w Power Lithium Ion Battery Pack For Electric Motocycle

Name: Solar 21700 Li-Ion Cell 72v 20S4P 20Ah 1400w Power Lithium Ion Battery Pack For Electric Motocycle
Brand: Shenzhen Resky Electronics Co., Ltd.

Price Negotiable

Price: Negotiable

MOQ: 10pcs

Delivery Time: 15-20days

Brand: RESKY

Product Description

Solar 21700 Li-Ion Cell 72v 20S4P 20Ah 1400w Power Lithium Ion Battery Pack For Electric Motorcycle

Product Specifications

Product Name	72V 20Ah
Model	RSK-7220
Rated Capacity	20Ah
Nominal Voltage	72V
Over Discharge Protection Voltage	50V±0.05V
Over Charge Protection Voltage	84V±0.05V
AC Impedance New Cell Max.	≤100 mΩ
Maximum Continuous Charge Current	≤2A adjustment
Maximum Continuous Discharge Current	≤10A adjustment
Maximum Pulse Discharge Current	≤20A adjustment
Operation Temperature Range	Charge: 0~45°C, Discharge: -20~60°C
Storage Temperature Range	Less than 1 year: -20~25°C Less than 3 months: -20~40°C
Weight	Approx 6.5kg
Cycle Characteristic	500 times

Key Advantages of 21700 Li-Ion Battery Packs

Superior Energy Density: The 21700 cells (21mm diameter, 70mm length) offer higher energy density compared to older 18650 cells, storing more power in a compact form. Ideal for space-constrained applications like e-bikes or portable power tools.
Extended Cycle Life: Advanced lithium-ion chemistry delivers 500-1000 charge cycles while retaining 80% capacity. Integrated BMS enhances longevity for long-term cost savings.
Integrated Safety Mechanisms: Battery Management System (BMS) safeguards against overcharge, over-discharge, short circuits, and thermal runaway. Premium cells include built-in safety vents and stable chemistry.
Broad Temperature Tolerance: Operates effectively from -20°C to 60°C, suitable for extreme environments. Features low self-discharge (1-2% monthly) for enhanced storage stability.

Product Images