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AMPACE JP50

NEWLY RELEASED WINTER-READY, HIGH-CURRENT POWER

Features 25% MORE CAPACITY that is built to perform during the coldest temperatures. Upgrade your eBike Battery with U.S. Made.

Order now, get a FREE AirTag Upgrade!

SCORE A DEAL DURING OUR YEAR-END INVENTORY CLEARING EVENT!

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DOn't LET THE COLD STOP YOU. JUST BE PREPARED.

AVOID THE DANGERS. WINTERIZE YOUR BIKE. GET A BATTERY BUILT TO PERFORM IN COLD TEMPERATURES.

NEW! 
INNOVATOR SERIES

Engineered in Bethlehem, built for the world. Limited-edition high-current eBike batteries crafted with premium cells for unmatched performance.

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NEW WINTER PERFORMEr

RELIANCE RS50

The Reliance RS50 represents the new generation of high-output, high-efficiency cells. Here’s the data-backed breakdown of why it’s positioned to be one of the top performers in today’s eBike market.

NEW!

- Introducing Another Bicycle Motor Works' Signature Pocket Power -

THE 72V JUICE BOX
 
you'll go bananas over!

eBike Battery 72v Juice Box
Introduction to Molicel P50B eBike Battery Cells

Get the facts in this article: Molicel P50B Explained.

Wedge V Molicel P50B 52v 10ah eBike Battery Cell - Bicycle Motor Works

U.S. MADE
POWER

INNOVATIVE Battery Solutions

Our advanced technology and commitment to quality ensure that we produce some of the best high-current batteries, all manufactured right here in the U.S.

 

Whether you’re looking to convert your bike, power your robot or need expert advice, we have everything you need to enhance your eBike and EV experience.

Bicycle Motor Works - eBike Built

ENERGIZE
your ride. 

Explore our selection of CYC Motor Mid-Drive eBike Conversion Kits for the high-powered, customized solution that best fits your needs.

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CONNECT TO OUR EXPERT

Every eBike rider is unique—whether you're just starting out or a seasoned pro. We're here to help you get set up and customize your ride to fit your exact needs

COMMUNITY impact

Fostering Equitable Access to Transportation one eBike at a time.  Bicycle Motor Works recently teamed up with community partners to make a difference within the Lehigh Valley, Pa. 

eBike by Bicycle Motor Works

Our Partners

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Samsung SDI is a global leader in advanced lithium-ion cell manufacturing, known for precision engineering, consistency, and reliability. Samsung cells established many of the performance benchmarks used across today’s high-current EV and e-mobility applications. Their cylindrical cells are widely adopted where predictable output, thermal stability, and long service life matter most.

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LG Energy Solution is one of the world’s most established lithium-ion battery manufacturers, known for engineering discipline, manufacturing consistency, and long-term reliability. With decades of experience supplying cells for EVs, energy storage, and e-mobility applications, LG cells are widely respected for their M50LT - a modern 21700 cell designed for higher energy density while maintaining dependable power delivery. In addition to the LG MJ1 is a proven 18650 cell long known for excellent energy density and durability.

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Molicel is known for its advanced lithium-ion cell engineering, combining optimized electrode design, low internal resistance, and robust thermal control to deliver exceptional sustained power. Molicel cells are purpose-built for high-demand EV and e-mobility applications where performance must remain stable under load. Featuring: 1.) Molicel P45B — Advanced Power & Cold-Weather Stability. Engineered with next-generation chemistry and low DC internal resistance, the P45B delivers strong current output with minimal voltage sag, including excellent performance in cold temperatures. 2.) Molicel P50B — High-Capacity, High-Tech Output: The P50B leverages advanced electrode architecture to provide higher energy density without compromising power, making it ideal for aggressive, high-amp systems. 3.) Molicel P42A — Proven Technology, Refined Performance.

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Ampace is a rising lithium-ion cell manufacturer focused on advanced electrode design, low internal resistance, and thermal optimization. Ampace cells are engineered for strong sustained output and improved cold-weather stability, positioning the JP40 and new JP50 as competitive alternatives to top-tier performance cells from Molicel and Reliance in high-current ebike applications.

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Reliance has emerged as a serious contender in high-current lithium-ion technology with the RS50, a cell engineered for low internal resistance, thermal stability, and strong output in cold temperatures. The RS50 directly competes with leading performance cells from Molicel and now Ampace, delivering reliable power where many cells lose efficiency—cold-weather riding.

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CYC Motor specializes in cutting-edge electric bike conversion kits designed for riders who demand lightweight construction, rapid responsiveness, and high power density. Known for their plug-and-play integration, advanced torque sensing, and controller technology, CYC systems deliver a refined, performance-driven riding experience that bridges DIY flexibility with OEM-level engineering.

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