GeB 48V 14Ah E-Bike Downtube Battery Pack - Premium LG/Samsung Cells for 500W Motors

The Ultimate Power Upgrade for Commuters and Enthusiasts – Reliable, Safe, and Built to Last.

🔋 Why GeB? Unrivaled Performance & Quality

As a leading provider of high-performance electric bicycle components, GeB is committed to delivering power solutions that meet the demands of serious riders. This 48V 14Ah E-Bike Battery from our FY series is not just a replacement; it’s an upgrade, engineered for superior range and stability.

Core Advantages:

• ⚡ True 48V Power: Delivers consistent, powerful torque perfect for tackling steep hills and maintaining high speeds on flat terrain.
• 🔋 Genuine Samsung/LG Cells: We use only top-tier LG/Samsung 18650-3.5AH cells (13S4P configuration), known for their industry-leading energy density and minimal voltage sag. Say goodbye to short ranges and hello to epic rides!
• 🔌 20A BMS for 500W Motors: The high-current 20Amp Battery Management System (BMS) is optimized to handle continuous discharge from 250W up to potent 500W electric bike motors, ensuring your motor receives steady, clean power delivery.

🛡️ Safety First: Advanced Protection Built-In

Safety is paramount. Every GeB battery pack is built with multiple layers of protection to ensure the longevity of the battery and the safety of the rider.

• Smart BMS Protection: The integrated BMS constantly monitors and balances the cell groups, safeguarding against the four major hazards: Overcharge, Over-discharge, Overcurrent, and Short Circuit.
• Rigid, Weather-Resistant Casing: Encased in a durable plastic shell (435mm x 148mm x 78mm), this battery is highly resistant to dust, moisture, and road vibrations, making it the perfect water-resistant e-bike battery choice for all weather conditions.
• Secure Locking System: The battery attaches firmly to your bike frame with a robust key-locking mechanism, preventing theft and ensuring the 3.6 kg battery pack remains securely in place even on the roughest trails.

⚙️ Technical Deep Dive: Specifications That Matter

🔗 Compatibility and Installation Guide

This GeB FY 48V E-Bike Battery is designed for broad compatibility with various e-bike conversion kits and replacement needs.

• Replacement Scenarios: Excellent replacement for older, worn-out 48V batteries, especially those powering Bafang, Tongsheng, or similar 500W motor systems. Always confirm your motor's plug type and voltage.
• Mounting: Utilizes a standard base plate that mounts directly to the water bottle bosses on your frame's downtube. (Requires minor assembly).
• Port Options: We offer flexible port connections. Please select your required Discharge Port (e.g., 2Pin or 6Pin) upon checkout to ensure a perfect match with your controller.

❓ Frequently Asked Questions (FAQ)

To assist with purchasing and maintenance, we’ve answered common questions about the GeB 48V 14Ah E-Bike Battery.

Q: How far can this 48V 14Ah battery take me?

A: Range varies significantly based on motor wattage, rider weight, terrain, and pedal assist level (PAS). Typically, expect 40-65 miles (65-105 km) using pedal assist.

Q: What charger should I use for this 48V 14Ah battery?

A: Always use a charger rated specifically for a 48V Li-ion battery, usually outputting 54.6V. Our recommended charger has an output of 54.6V at 2A-3A.

Q: Does this battery have a power switch?

A: No, this specific FY model does not have a separate power switch. It is usually controlled via the motor controller/display.

Q: Is the USB port safe to use while riding?

A: Yes, the integrated USB port is protected by the BMS and is designed for safe, convenient charging of small electronics during your ride.

📦 What's in the Box?

Your purchase includes everything necessary for installation and immediate use:

• 1 x GeB 48V 14Ah Downtube E-Bike Battery (Model FY-4)
• 1 x Lockable Mounting Bracket with two security keys
• 1 x Power Charger (Please specify V/A upon order)
• 1 x Required Discharge Cable Connector (e.g., Anderson, XT60)
• 1 x Detailed User Manual