Hailong 48v 20ah Lithium Ion Ebike Battery - 3A Charger 50A BMS

The Hailong 48V 20Ah lithium-ion e-bike battery is a premium-grade energy system engineered for high-power applications and extended riding demands. Featuring an advanced 50A battery management system, it supports elevated current loads while maintaining controlled output, electrical stability and comprehensive system protection.

With its generous 20Ah capacity, this battery is ideally suited to performance builds, cargo platforms and long-range configurations. Power delivery remains smooth and responsive under load, ensuring confident acceleration and consistent support across varied riding conditions.

Encased in the trusted Hailong housing, the battery combines a refined external profile with robust internal architecture. Supplied with a matched 3A charger, it offers a complete premium power solution designed for both performance and convenience.

Key Benefits

• High-capacity 20Ah architecture for extended range and endurance
• Advanced 50A battery management system for high-current performance
• Premium-grade lithium-ion cells for stability and long-term reliability
• Refined Hailong casing for durability and broad e-bike compatibility
• Smooth and consistent power delivery under demanding loads
• Supplied with 3A charger for efficient and reliable recharging

Technical Specifications

• Battery type: lithium-ion
• Nominal voltage: 48V
• Rated capacity: 20Ah
• Battery cell type: premium grade 5000mAh lithium-ion cells
• Maximum continuous discharge current: 50A
• Maximum charge voltage: 54.6V
• Discharge cut-off voltage: 36.4V
• Cycle life: approximately 800 to 1000 charge cycles
• Battery dimensions: 365 × 90 × 120 mm
• Battery weight: approximately 7kg
• Included charger: 54.6V 3A charger