36V/48V Silverfish Ebike Lithium Battery — 15Ah/17.5Ah/20Ah With BMS, 500W‑800W Compatible

36V/48V Silverfish Ebike Lithium Battery — 15Ah/17.5Ah/20Ah with BMS, 500W‑800W Compatible

Key Selling Points 

1. Flexible Voltage Options

   • 36V / 48V available, perfectly compatible with various electric bikes and motor systems

2. Multiple Capacity Choices

   • 15Ah / 17.5Ah / 20Ah to meet short-distance commuting or long-distance riding needs

3. Powerful Motor Compatibility

   • Supports 500W‑800W motors with peak output up to 1000W

   • Ensures stable and smooth riding performance

4. Smart BMS Protection

   • Built-in Battery Management System (BMS)

   • Prevents overcharge, over-discharge, overcurrent, short circuit, and cell imbalance

   • Extends battery lifespan and ensures safety

5. High-Quality Battery Cells

   • 18650 / 21700 lithium cells with 800‑1000 cycles lifespan

   • Delivers consistent voltage for efficient motor operation

6. Easy Installation & Maintenance

   • Standard Hailong / Silverfish battery seat

   • Quick installation without extra tools

   • Simple maintenance prolongs battery life

7. Wide Application Scenarios

   • Urban commuting, mountain biking, electric scooters

   • DIY electric bike or custom projects

8. Fast Charging

   • Compatible with standard chargers

   • Short charging time, quickly restores riding range

 Product Description

The Silverfish Ebike Lithium Battery is designed for high-performance electric bikes, combining smart BMS management to ensure safe and reliable riding.

• Long-Range Design: 15Ah / 17.5Ah / 20Ah options to suit different riding distances

• Stable Power Output: Compatible with 500W‑800W motors, peak output up to 1000W

• Smart Safety Protection: Prevents overcharge, over-discharge, overcurrent, short circuit, and cell imbalance

• Premium Battery Cells: 18650 / 21700 high-performance lithium cells with up to 1000 cycles lifespan

• Versatile Applications: Ideal for city commuting, mountain biking, DIY ebikes, and electric scooters

 Product Specifications Table

 Installation & Maintenance

Installation Steps

1. Insert the battery into a standard Hailong / Silverfish battery holder

2. Ensure correct polarity connection

3. Secure the lock properly

Daily Maintenance

• Avoid leaving the battery fully discharged for long periods

• Keep away from high temperature and humid environments

• Regularly check battery terminals and casing for damage

Charging Instructions

• Use the original or compatible charger

• Disconnect after fully charged to avoid overcharging

 Application Scenarios

• Urban Commuting: Reliable power for daily rides

• Long-Distance Riding: Large capacity battery provides extended range

• Mountain Biking: Stable power output for high-demand terrains

• DIY & Custom Projects: Suitable for self-built ebikes or electric scooters

FAQ

Q1: How to choose the right capacity?

A: 15Ah is ideal for short commutes, 17.5Ah or 20Ah recommended for long-distance or hilly terrain.

Q2: Can it support a 750W motor?

A: Yes, fully compatible with 500W‑800W motors, peak up to 1000W.

Q3: Is installation difficult?

A: No, installation is easy and compatible with most Hailong / Silverfish battery holders.

Q4: What is the battery lifespan?

A: High-quality 18650 / 21700 cells, with up to 800‑1000 cycles.

Q5: Is it safe to use?

A: Yes, built-in smart BMS provides full protection against overcharge, over-discharge, overcurrent, short circuit, and imbalance.

Why Choose Us

• Factory Direct Supply: Supports bulk orders, better pricing

• Flexible Capacity & Voltage: Meets different user needs

• Smart Safety Protection: Ride with confidence

• High Cycle Life: Long-term stable performance

• Professional After-Sales Support: Quick response and technical assistance