|Model||RR36V 20Ah||RR48V 20Ah||RR48V 28Ah|
|Standard charge current||3A||3A||3A|
|Continuous discharge current||20A||30A||30A|
|Discharge cut off voltage||28V||36.4V||36.4V|
|Cycle life||1000 times|
|BMS function||over-charge,over-discharge,over-current,short circuit protection|
|Charge temperature||0 ~ 45°C|
|Discharge temperature||-20 ~ 60°C|
|Available colors||black or silver|
Ebike Battery Pack / 48V 20Ah Electric Bike Lithium Battery- Rear Rack Type
36V 20Ah, 48V 20Ah, 48V 28Ah
SmartPropel is a 15 years high tech lithium battery enterprise, specializing in Lithium Battery Production.
We has 4 production bases in Hubei, Shenzhen, Dongguan and Huizhou, complete covers the whole lithium battery industry line, including cylindrical cells production, prismatic cells production, and battery pack production.
With the research team and automatic production support, we master the core battery technology and key accessories of lithium battery pack, which highly enhance production efficiency, ensure battery excellent performance and strengthen competitiveness.
We strictly control every detail for lithium battery customize and production, insisting on not accepting incoming defective materials, not producing defective batteries, or not shipping defective batteries.
SmartPropel Focus on providing power supply one-stop solution for the worldwide market. Main products include Ebike lithium battery, E-scooter lithium battery, Motorcycle battery, Golf Cart battery, AGV/Robot/Forklift Battery, Powerwall, Home Battery Backup, 12V/24V Deep Cycle LiFePO4 Battery , etc.
SmartPropel R&D team consists of elites with nearly 15 years technical & production experience in the lithium battery industry. With the low-energy, pollution-free production processes, we strictly control every detail in terms of quality inspection.Committed to the development of high capacity, high quality, high-performance lithium battery products. SmartPropel have the national invention patent technology which is leading in the country and first-class in the world. It has applied for more than 18 national patents, 3 invention patents and 15 utility model patents in the battery package structure,especially has a very competitive cylinder battery package liquid cooling patent.
SmartPropel, Propel Your Smart Life!
Safety is the prerequisite and quality is the foundation. We had built a full-featured comprehensive laboratory that integrates capacity testing, short circuit testing, overcharge testing, heavy object impact testing, high & low temperature testing,vibration testing, etc.
From R&D, production to quality inspection, it has carried out hundreds of simulation calculations and test verification. To realize the consistency, safety and reliability of the final lithium battery pack meet the international leading level. Every batch battery will be tested striclty. No fire, no explosion with stable chemical structure.
SMARTPROPEL meets the requirements to export batteries to worldwide foreign countries.1 year warranty is provide.Our lithium battery have passed below market main certificates.
- Aviation and Maritime certificate,ect
WHY CHOOSE US
Original A grade cell.Powerful performance above 3000 cycles. LG,Samsung cells provided, cylindrical/Pouch /Prismatuc cell available.
First level BMS manufacturer, protect battery no fire, no explosion, prevent over-discharge/discharge and short current. Can Communication available.
High quality wire & plug which ensure the battery safety & lifespan. Adopt high-temperature-resistant wire output mode to increase battery conductor reliability.
Adopt waterproof and anti-collision metal shell, suitable for diversity environments. IP65 protection level makes the battery performance utmost.
Our engineer custom the best solution considering mechanical & electrical concepts. We care with each details: welding, cable, BMS, best insulation processing, etc.
Apply standard modules, from 36V,48V,60V to 72V, diversity models is ready for you to choose for your electric vehicles, which can replace the lead-acid battery directly.
We imported advanced production equipment such as integrated battery cell sorting machine, automatic spot-welding machine, charge & discharge aging tester, etc.
Based on diversity application scenario, capacity, voltage, power and cell can be customized. To enhance cooperation at the beginning stage ,Min. sample order is 1 Pcs.
Yes, We offer sample. Standard battery or customized battery can be provided. Once the mass production order is placed, the sample charges will be deducted.
Yes, we supply OEM&ODM Service as clients requirement.
Yes, we can produce by your samples or technical drawing. We can build the molds and fixtures.
All batteries have 10 steps testing during the whole production, and 100% be tested before delivery.
Generally, we pack our lithium battery in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Generally, it will take 7-15 days after receive your advance payment. The specific delivery time depends on the items and your order quantity.
Delivery will be made by courier, usually within 10-13 business days to US and EU countries. Some remote areas may take longer. Delivery time may vary for different countries and can take up to 3 weeks. Sea shipping is available.
Generally speaking, It’s 12 months warranty, for quality problems, we will send you a new one.
Do not knock, puncture, ,modify the lithium battery, do not place it directly under sun or rain for long time, do not overcharge and over-discharge the battery pack, charge the lithium battery with a good quality, matching lithium battery charger.