I have found results from400+products and200+suppliers about36v 4.4ah
When sourcing a 36V 4.4Ah battery, primarily used for hoverboards and electric scooters, you must verify the cell brand and grade (e.g., Samsung, LG, or high-quality Chinese Grade A cells). Ensure the Battery Management System (BMS) provides protection against overcharge, over-discharge, short circuits, and thermal runaway. Confirm the discharge rate (C-rating) matches your device's motor requirements to prevent overheating.
Safety is paramount for lithium batteries. You must require UN38.3 certification for transport safety, UL2272 for electrical systems in personal e-mobility devices, and IEC 62133 for global market access. For the European market, CE marking and RoHS compliance are mandatory to ensure the absence of hazardous substances.
Request a cycle life test report; a quality 36V 4.4Ah pack should maintain at least 80% capacity after 500-800 charge cycles. Ask the supplier for internal resistance data, as lower resistance indicates better cell health and efficiency. It is highly recommended to use Made-in-China.com's inspection services to verify these technical parameters before shipment.
This specific configuration is the standard power source for self-balancing scooters (hoverboards), small electric folding bikes, and smart robotic vacuum cleaners. Its compact size and energy density make it ideal for portable electronic mobility where weight and space are limited.
Lithium batteries are classified as Class 9 Dangerous Goods. You must ensure the supplier provides a Material Safety Data Sheet (MSDS) and a Dangerous Goods Declaration. Shipping must be handled by carriers experienced in UN-rated packaging to prevent fire risks during transit to your specific country.
Always utilize Trade Assurance or secure payment terms offered through reputable platforms like Made-in-China.com to protect your funds. Avoid paying via untraceable methods. Conduct factory audits or request a video factory tour to confirm the supplier has professional aging test equipment and clean-room assembly lines.
Negotiate based on total energy capacity (Wh) and cell market trends. For orders exceeding 500 units, you should aim for a 10-15% volume discount. Discuss warranty terms—reputable suppliers should offer a 12 to 24-month replacement warranty for defective cells, which adds significant value beyond the initial unit price.
Be aware of anti-dumping duties or specific tariffs on lithium-ion products in regions like the US or EU. Check the HS Code (typically 8507.60) against your country's customs database to calculate the Total Landed Cost, including import duties and VAT, to ensure economic feasibility.
