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{"title":"48V 20Ah Hailong Ebike Battery Pack with Grade-A 18650\/21700 Cells for Bafang","imgUrl":"https:\/\/img.chinax.com\/nimg\/14\/d3\/53c1a4bca601fa0a0041116b2f9c-200x200-1\/48v_20ah_hailong_ebike_battery_pack_with_grade_a_18650_2f21700_cells_for_bafang_motor.jpg","attrs":{"Model Number":"Hailong","Color":"Black","Minimum Order Quantity":"10","Delivery Time":"10-15 work days"}}
{"title":"Custom 48V 20Ah Hailong Ebike Battery for 1000W Motor with Customizable Options","imgUrl":"https:\/\/img.chinax.com\/nimg\/67\/28\/9e945fb1edc82d1556bf65852fa5-200x200-1\/custom_48v_20ah_hailong_ebike_battery_for_1000w_motor_with_customizable_options.jpg","attrs":{"Model Number":"Hailong Electric Battery Pack","Battery Position":"Down Tube","Minimum Order Quantity":"10","Delivery Time":"10-15 work days"}}
{"title":"48V 30Ah Hailong Ebike Battery Pack for Fat Tire Electric Bicycles with OEM\/ODM","imgUrl":"https:\/\/img.chinax.com\/nimg\/a4\/26\/67fa5e594eaeaf2ade8a5bb4fce3-200x200-1\/48v_30ah_hailong_ebike_battery_pack_for_fat_tire_electric_bicycles_with_oem_2fodm_support.jpg","attrs":{"Model Number":"Hailong","Color":"Black","Minimum Order Quantity":"10","Delivery Time":"10-15 work days"}}
{"title":"OEM Hailong 48V 20Ah Ebike Battery with 21700 Cells and 13S4P Configuration for","imgUrl":"https:\/\/img.chinax.com\/nimg\/4f\/88\/ced60d470ecf8fd16fc26fa5403f-200x200-1\/oem_hailong_48v_20ah_ebike_battery_with_21700_cells_and_13s4p_configuration_for_electric_bicycles.jpg","attrs":{"Color":"Black","Payment Terms":"T\/T,D\/P,L\/C,Western Union","Nominal Voltage":"48v","Model Number":"Hailong"}}
{"title":"High Capacity Hailong Electric Bicycle Battery 48v 25ah Suitable For Electric","imgUrl":"https:\/\/img.chinax.com\/nimg\/ea\/2a\/f535f2dacb99d4eb047b0b39ca27-200x200-1\/high_capacity_hailong_electric_bicycle_battery_48v_25ah_suitable_for_electric_bicycle.jpg","attrs":{"Product name":"Hailong Electric Battery Pack","Nominal Voltage":"48v","Nominal Capacity":"25ah","Battery type":"21700"}}
100% Cell Matching: All cells are screened for capacity and resistance (voltage variance ≤ 5mV) before assembly.
Burn-in Testing: Every pack undergoes an 8-hour full charge-discharge aging test.
Vibration Resistance: Passed 3-axis vibration and drop tests to ensure reliable spot welds.
Weatherproof: Sealed casing with gaskets protects internal components during daily rain exposure.
Compatibility Guide
Ebike Applications: Fits e-MTB, city bikes, cargo e-bikes, and conversion kits.
Motor Range: Compatible with 48V 250W, 500W, 750W, and 1000W hub/mid-drive motors.
Frame Space: Requires a minimum straight length of 360mm and 20mm sliding space for removal.
Customization Details
Connectors: XT60, XT90, Anderson, Bullet, and custom waterproof options available.
Cell Choice: Domestic Tier-1 cells or high-density imported cells based on your budget.
Smart BMS: Optional Bluetooth APP, CANbus, or UART communication protocols.
OEM Branding: Custom logo printing, labels, and outer cartons.
Factory & Shipping
Production Capacity: Automated assembly line with a daily capacity of 1,000 battery packs.
Certifications: ISO9001 certified facility; compliant with UN38.3, MSDS, CE, and IEC62133.
Class 9 DG Logistics: Certified hazardous goods shipping via sea DDP, air, and railway freight.
Frequently Asked Questions
Q1: What is the warranty period?
We offer a 12-month warranty with free replacement parts or exchange for non-artificial defects.
Q2: What is the MOQ?
1 piece for standard samples; 10 pieces for custom OEM orders.
Q3: How do you handle Class 9 DG shipping?
Shipped with UN38.3/MSDS reports in UN-certified cartons with anti-static foam via DG forwarders.
Q4: Can it power a 1000W motor?
Yes, the 30A BMS handles continuous discharge for 48V motors up to 1000W stably.
Q5: Do you accept OEM/ODM orders?
Yes, we customize cells, BMS protocols, wiring lengths, and branding.
Q6: What is the lead time?
3–5 working days for samples; 12–15 working days for bulk orders (100–500 units).
Need a wholesale quote or a test sample? Send us your requirements (quantity, motor power, and connector type) below, and we will respond within 24 hours.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2009
Total Annual:
500-1000
Employee Number:
10~300
Ecer Certification：
Verified Supplier
Shenzhen Longtiger Technology Co., Ltd. was established in September 2009 and is committed to providing customers with "safe, reliable and excellent" integrated one-stop battery product services. The main business covers the research and development, production and sales of polymer lithium-ion bat...
Shenzhen Longtiger Technology Co., Ltd. was established in September 2009 and is committed to providing customers with "safe, reliable and excellent" integrated one-stop battery product services. The main business covers the research and development, production and sales of polymer lithium-ion bat...
