Product Description
36V Haibike E-Bike Battery Replacement
High-Capacity Downtube Battery for Yamaha-Powered Haibike Models
Upgrade or replace your Haibike e-bike battery with this premium 36V lithium-ion battery pack. Designed to fit Haibike downtube frames and compatible with Yamaha motor systems, this replacement battery offers three capacity options to match your riding needs: 11Ah (396Wh), 13Ah (468Wh), and 17Ah (612Wh). Built with high-quality Samsung and Panasonic cells, it delivers reliable power, long cycle life, and advanced safety features. Perfect for daily commuting, mountain trails, or extended adventures.
📊 Model Overview
Model No.: PG-YMH-36Li – a direct replacement for Haibike e-bikes equipped with Yamaha drive systems.
⚡ Capacity & Cell Options
| Option | Energy | Capacity | Cell Type |
|---|---|---|---|
| #1 | 396Wh | 11Ah | Samsung ICR18650-22PM |
| #2 | 468Wh | 13Ah | Samsung ICR18650-26H |
| #3 | 612Wh | 17Ah | Panasonic NCR18650BL |
📏 Technical Specifications
| Chemistry | Li-ion (Lithium-ion) |
|---|---|
| Nominal Voltage | 36V DC |
| Configuration | 10S5P (10 series, 5 parallel) |
| Charge Voltage Limit | 42V |
| Continuous Discharge Current | 8A (standard) |
| Max Discharge Current (Peak) | 18A |
| Dimensions (L×W×T) | 320 × 152.5 × 84 mm |
| Gross Weight | 3.5 kg |
| Cycle Life | 500 cycles (at 80% DOD) |
| Storage Temperature | -20°C ~ 40°C |
| Charge Temperature | 0°C ~ 45°C |
| Discharge Temperature | -20°C ~ 60°C |
🛡️ Built-in PCB Safety Functions
- Cell balancing – ensures uniform voltage across all cells, maximizing lifespan
- Over-current protection – prevents damage from excessive current draw
- Over-discharge protection – cuts off power when voltage drops below safe levels
- Over-charge protection – stops charging at full voltage to prevent overcharging
- Temperature protection – monitors internal temperature and shuts down if overheating occurs
- Secondary protection – additional safety layer for critical failures
🚲 Compatibility & Installation
This downtube battery is specifically designed for Haibike e-bikes equipped with Yamaha motor systems. It slides directly into the factory mounting bracket and locks securely with the original key. The compact size (320×152.5×84 mm) ensures a perfect fit in the downtube compartment. Ideal for models such as Haibike Xduro, Sduro, and other Yamaha-powered e-bikes.
🔧 Why Choose This Replacement Battery?
- Genuine-grade cells – Samsung 22PM/26H and Panasonic NCR18650BL for reliable performance
- 500+ cycle life – long-lasting power for years of riding
- Advanced BMS – full protection for safe charging and discharging
- Drop-in replacement – no modifications needed for compatible Haibike frames
- Lightweight design – only 3.5kg, preserving the bike’s handling
We offer OEM/ODM services – customize capacity, cell brand, connectors, and BMS settings. Contact our engineering team for sample requests, technical documentation, and volume pricing.
Primary: 36V Haibike battery · e-bike battery replacement · Haibike downtube battery · Samsung 18650 battery pack · Panasonic NCR18650BL · 36V lithium battery · electric bike battery · 10S5P battery · Yamaha e-bike battery
Performance: 11Ah/13Ah/17Ah · 8A continuous (18A max) · 500 cycles · BMS with balancing · over-charge protection · over-discharge protection · temperature protection
Applications: Haibike e-bikes · Yamaha-powered electric bikes · downtube battery replacement · 36V e-bike systems · light electric vehicles
