Description
Electric E‑Bike Battery – 36V to 72V, 20Ah to 50Ah, Downtube Li‑Ion, Bafang 2000W / 1000W / 750W, BBS01B / BBS02B / BBSHD
Product Overview
Upgrade your e‑bike with our high‑performance downtube Li‑ion battery, engineered for maximum power and reliability. Whether you need a 36V 20Ah pack for city commuting or a 72V 50Ah powerhouse for long‑range adventures, this battery delivers consistent output, fast charging, and a lightweight design that fits seamlessly into any Bafang motor system.
Key Features
- Wide voltage range: 36V, 48V, 52V, 60V, 72V
- High capacity options: 20Ah, 24Ah, 30Ah, 40Ah, 50Ah
- Compatible with Bafang motors: 2000W, 1000W, 750W (BBS01B, BBS02B, BBSHD)
- Durable Li‑Ion chemistry with built‑in BMS for safety and longevity
- Fast charging (up to 2.5A) – recharge in under 4 hours
- Compact downtube mounting – minimal weight impact
- LED status indicator for real‑time battery health
- Temperature‑controlled charging to protect cells in extreme conditions
Compatibility & Installation
Designed to fit standard downtube mounts on most e‑bike frames, the battery attaches securely with a quick‑release clamp. The integrated BMS ensures seamless communication with Bafang controllers, providing accurate power delivery and preventing over‑discharge or overheating.
Why Choose This Battery?
- Long‑lasting performance – up to 600 charge cycles
- Lightweight and aerodynamic – reduces frame stress
- Robust protection: over‑charge, over‑discharge, short‑circuit, and temperature safeguards
- Eco‑friendly: recyclable Li‑Ion cells and efficient power usage
- Trusted by riders worldwide for reliability and range
Technical Specifications
- Voltage: 36V – 72V
- Capacity: 20Ah – 50Ah
- Weight: 1.2kg – 2.5kg (varies by capacity)
- Dimensions: 210mm x 110mm x 70mm (approx.)
- Charging time: 3–4 hours (2.5A)
- Operating temperature: –20°C to +50°C
- Warranty: 2 years limited
Elevate your e‑bike experience with a battery that delivers power, reliability, and peace of mind. Order now and ride farther, faster, and smarter.
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