⚡ Bicycle Motor Works — Curated Performance Line Featuring Samsung 45T Cells
The Curated Performance Line is designed for riders who demand the perfect balance of power, range, and endurance— and the Samsung 45T 21700 cell delivers exactly that.
Each pack is built around genuine Samsung 45T cells, offering 4.5Ah per cell and up to 50A continuous discharge, providing exceptional current stability, thermal control, and energy efficiency.
Hand-curated in Bethlehem, PA, every pack is precision-built in limited runs, ensuring superior performance, safety, and reliability for high-current eBike systems.Curated in Bethlehem. Built for the world.
🔋 Available Configurations
52V Options
52V 9Ah (14S 2P) — 6.5 × 4 × 3” • Traditional Encasement
52V 13.5Ah (14S 3P) — 12.25 × 3 × 3.1” • Traditional Encasement
52V 18Ah (14S 4P) — 12.25 × 4 × 3” • Traditional Encasement
52V 22.5Ah (14S 5P) — Shark Series Encasement • Lock + Mount System • 14.5 × 3.8 × 6.2”
72V Options
72V 9Ah (20S 2P) — 9.25 × 4 × 3” • Traditional Encasement
72V 13.5Ah (20S 3P) — 13.75 × 3 × 3.75” • Traditional Encasement
72V 18Ah (20S 4P) — Shark Series Encasement • Lock + Mount System • 14.5 × 3.8 × 6.2”
⚙️ Samsung 45T Cell Highlights
4.5Ah nominal capacity (min. 4.4 Ah) in a 21700 format
50A continuous discharge capability for high-current systems
3.6V nominal / 4.2V charge voltage
Low internal resistance (~6 mΩ) → minimal voltage sag and cooler operation
Exceptional thermal control ensures sustained performance at full load
Proven NCA chemistry (Nickel-Cobalt-Aluminum) for high energy retention and power density
Wide operating range — performs reliably from –20 °C to +60 °C
Lightweight design (~72 g) for excellent power-to-weight efficiency
Durable construction supports extended cycle life and consistent output
Certified and traceable — UN38.3, UL1642, IEC62133 compliant
Globally trusted brand — Samsung SDI is an industry benchmark for cell reliability
💡 Why Choose the Curated Performance Line Featuring Samsung 45T Cells
Immediate torque response and smoother power delivery for demanding rides
Consistent output under heavy acceleration, steep terrain, or high-speed use
Reduced heat buildup and improved pack longevity under continuous discharge
Premium-grade craftsmanship — assembled in the USA using pure copper busbars and advanced BMS systems
Available in both traditional and Shark encasements, offering flexibility for various eBike setups
🧠 Curated Power, American Precision
Every pack is crafted by hand in Bethlehem, Pennsylvania, where advanced engineering meets American craftsmanship. Designed for performance commuters, off-road builds, and custom EV projects, these packs embody Bicycle Motor Works’ commitment to power, integrity, and innovation.
Curated Power. Crafted for Performance.
Only from Bicycle Motor Works — The Original American eBike Battery Manufacturer.
⚠️ Safety Guidelines
Please read our eBike Battery 101 Guide before use. Lithium-ion batteries must be handled with care.
Always:
Charge with the correct lithium-ion charger
Charge in a fireproof or metal container
Store in a cool, dry environment
Never:
Modify connectors or wiring
Charge unattended or near flammables
Use if damaged or wet
Improper handling can cause fire or injury — consult a professional if unsure.
🚚 Shipping Information
Built to order in Bethlehem, PA
Ships within 6 – 10 business days
Tracking provided upon shipment
U.S.-based support available
🏆 Why Choose Bicycle Motor Works
🇺🇸 Proudly Built in the USA Since 2014
👨🔧 Family-Owned & Operated
🔋 Certified 21700 Cells Only – No Rewraps or Recycled Cells
⚙️ Copper Busbar Engineering for Maximum Efficiency
🚴 Trusted by eBike Builders & Riders Nationwide
Bicycle Motor Works – Premium American-Made eBike Batteries.
Engineered for Power. Built to Last.