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Energy Storage & Electric Mobility

Custom E-bike Battery Solutions

Custom Hailong ebike battery solutions engineered around motor and controller requirements, assist profile, range target, discharge current, charging method, mounting interface and everyday removal and handling.

APPLICATION REQUIREMENTS

The Battery Must Fit the Frame and the Riding Profile

E-bike projects depend on route, rider load, motor and controller demand, mounting interface and charger compatibility. Enclosure shape alone does not define electrical compatibility or safe interchangeability.

WHAT TO DEFINE

Key Inputs for the First Engineering Review

Early estimates are acceptable. Missing values can be refined through the requirements process.

01

Route and assist profile

Daily distance, gradients, rider and cargo load, assist levels, average speed and reserve. Motor and controller | Rated power, continuous current, peak current, cutoff voltage and regenerative behaviour if present. Frame interface | Mounting rail, lock, connector, cable routing, removal clearance and water exposure. Charging and market | Charger voltage and current, charge port, charging environment, transport evidence and destination market.

ENGINEERING CONSIDERATIONS

Electrical Compatibility and Mechanical Retention Are Equally Important

Removable packs require verified controller limits, charger matching, secure retention, connector durability and protection against vibration and water exposure.

01

Range definition

Calculate usable energy from the target route rather than claiming a universal kilometre range. Controller compatibility | Match voltage window, continuous current, peak current and low-voltage behaviour. Removable interface | Validate rail, lock, connector mating, removal clearance and service wear. Charging safety | Confirm charge voltage, current, temperature boundary and connector polarity.

REFERENCE CONFIGURATIONS

E-bike Battery Reference Configurations

These three configurations are electrical project references. They do not imply compatibility with any third-party enclosure, brand or mounting rail.

ModelST-EB-48-10ST-EB-48-13ST-EB-48-15 Nominal voltage | 48 V48 V48 V Rated capacity | 10 Ah13 Ah15 Ah Nominal energy | 480 Wh624 Wh720 Wh Charge voltage | 54.6 V54.6 V54.6 V Maximum charge current | 5 A5 A5 A Continuous discharge current | 18 A18 A18 A Peak discharge current | /// Communication | /// Protection rating | /// Customization note | These are project-reference configurations rather than fixed catalogue products. Voltage, capacity, charge and discharge current, BMS logic, communication, protection rating, connector and mechanical interface can be customized. Final specifications are subject to the approved project definition.

VALIDATION & PRODUCTION READINESS

Confirm Controller, Charger and Frame Compatibility

Prototype approval should cover electrical limits, range under representative riding, connector temperature, mounting retention, vibration, water exposure and repeated removal.

01

Prototype Verification

Electrical behavior, BMS logic, charging, communication and mechanical fit are checked against the agreed definition.

02

Application Testing

Environmental, load, runtime or interface tests are selected around the actual product risk and use conditions.

03

Certification Management

Applicable transport and market evidence is planned and coordinated for the final configuration.

04

Production Release

Approved specifications, quality criteria, test requirements and inspection reporting support controlled handoff.

FROM REQUIREMENT TO DELIVERY

One Project Lead Across Engineering and Production Coordination

Stellova leads requirements analysis, coordinates engineering and qualified production resources, manages applicable certification work, performs production quality inspection and remains the direct technical contact after delivery.

View the Engineering Process ↗

DISCUSS YOUR E-BIKE PROJECT

Share the Frame, Controller and Charger Interface

Provide the motor and controller data, route target, battery envelope, rail or mounting interface, lock, connector, charger and target market. Photos or drawings of the frame interface are useful for the first review.

Discuss Your Project ↗