48v 15ah Molicel P50B eBike Battery 

Bicycle Motor Works Premium 48V eBike Battery Collection

Made in the USA | Genuine Certified Premium Cells | Designed for All-Weather, High-Performance Riding

Experience premium American-made power with the Bicycle Motor Works 48V eBike Battery Collection.

Each pack is hand-built in the U.S.A. using Grade-A, certified 21700 lithium-ion cells to deliver unmatched durability, long life, and reliable performance — no matter the weather or terrain.

Perfect for replacement or upgrade, these batteries are engineered for maximum efficiency, stability, and safety, giving you the power to ride farther, faster, and smarter.

⚡ Key Features

• Premium 48V eBike Battery Collection — built for power, performance & reliability

• Made in the U.S.A. with genuine certified premium 21700 cells

• Replacement & upgrade options with customization consulting available

• Longer lifespan and superior performance for all-weather riders

• Solid nickel and copper connections – precision spot-welded for efficiency

• Temperature-protected BMS prevents overcharging & cell imbalance

• XT-90S (no-spark) discharge connector and XT-60 charging lead

• Compact frame for improved heat dissipation and safety

• Full customer support always available

🔋 SHOP and COMPARE MODELS!

Cell & Capacity Options

📏 Technical Specifications

• Size: 11.5" x 3" x 3.125"

• Configuration: 13s3p – 39 genuine, Grade-A 21700 cells

• BMS: 50A continuous / 100A maximum (temperature protected)

• Connectors: XT-90S (no spark) discharge / XT-60 charge lead

• Cycle Life: 400–1000 full charge cycles

• Frame Design: Compact build enhances heat dissipation

• Testing: Each cell & series tested before assembly for quality & consistency

This 48V pack is precision-built with a tight frame, ensuring optimal thermal management. Air gaps inside a pack can trap heat — but our efficient structure allows consistent cooling for safer, longer-lasting power. The BMS (Battery Management System) provides active protection against overcharge, over-discharge, and imbalance, making every ride smoother and safer.

⚠️ Safety & Handling

Lithium-ion batteries require careful handling.
Please read and follow all safety instructions before use.
Only charge this battery with the appropriate lithium-ion charger.

Do not:

• Leave batteries charging unattended

• Short-circuit, puncture, or expose to moisture

• Open, alter, or modify the pack or its wiring

• Continue using a damaged or wet pack

If a battery becomes damaged, contact your local hazardous waste disposal office immediately. Always charge your battery in a fire-safe area (many riders use metal or enclosed containers for added protection).

Failure to follow safety guidelines may result in fire, injury, or equipment damage.

✅ Why Choose Bicycle Motor Works

• Over a decade of trusted U.S.-based eBike battery manufacturing

• Expert customer service & consultation available

• Committed to safety, sustainability, and American craftsmanship