72V 12ah Ampace JP40 Bluetooth eBike Battery Collection – Featuring 100 Balance Active BMS Smart. Powerful. Connected. Built in the USA by Bicycle Motor Works. The Next Generation of Smart eBike Batteries Introducing the 72V Bluetooth Battery Collection, proudly built by Bicycle Motor Works – a family-owned U.S. manufacturer since 2014. Every pack is designed for high-current performance, long-range riding, and advanced monitoring through the 100 Balance Active Balance BMS, now standard across our premium lineup. Unlike typical battery management systems, the 100 Balance BMS delivers real-time Bluetooth connectivity and active balancing technology for unmatched precision, safety, and control. 100 Balance – Active Balance Bluetooth BMS Technology Monitor your eBike battery directly from your smartphone with the free 100 Balance app. View real-time metrics such as: - Voltage - Current - Temperature - State of charge (SOC) Active balance technology keeps your battery cells evenly balanced — even if not charged to 100%. This extends battery life, optimizes performance, and ensures consistent power delivery under heavy load. Available Models & Configurations (Check out the various models to compare). Choose your preferred voltage, capacity, and cell chemistry to match your riding style and performance needs. 72V Bluetooth Battery Options (20S2P) - Compare models, select one that suits your needs! Cell Type | Capacity | Watt Hours | Best For Samsung 40T | 12Ah | 864Wh | High-current original – versatile performance Ampace JP40 | 12Ah | 864Wh | NEW top-tier cell for cold-weather and sustained power Molicel P42A | 12.6Ah | 907Wh | Proven high-current Moli Original Formula Molicel P45B | 13.5Ah | 972Wh | Super high current and thermal stability Samsung 50S | 15Ah | 1,080Wh | Long-range, medium-current, ultimate endurance Specs: - 72V (20S3P), 60 Genuine Grade-A Cells - BMS: 80A Continuous / 120A Burst - Weight: ~11.25 lbs - Dimensions: 13.75” × 3.2” × 4.5” - Perfect for backpacks, frames, or performance eBikes - Rugged construction for durability and weather resistance Ampace JP40 – Advanced Lithium-Ion Technology The Ampace JP40 21700 cell represents a new frontier in lithium performance. Key Advantages: - Highest performing 21700 cell by discharge rate - Cold-weather capable – no capacity loss down to -20°C (-4°F) - Tabless design supports 140A peak bursts (5 seconds per cell) - Outperforms Molicel P42A, P45B, and P50B in energy and thermal control - 100-cycle stress test (30A continuous, 5A charge) showed only 2% capacity loss This makes the JP40 ideal for CYC Photon, BBSHD Ludicrous, and BAC ASI setups that demand both current and endurance. Construction & Safety Each 72V pack is precision-built for performance, protection, and longevity: - Solid nickel and copper busbars for low resistance - Tight internal structure improves heat dissipation - BMS temperature protection for thermal stability - Each cell and series is tested before assembly - Smart balancing for even voltage and optimized runtime Every pack is hand-assembled and tested in Bethlehem, PA, using only certified genuine 21700 cells. Important Safety Guidelines Lithium-ion batteries are powerful tools — handle with care. Always: - Charge using the correct lithium-ion charger - Monitor charging in a safe area - Store in a cool, dry place - Contact us if you’re unsure about compatibility Never: - Modify connectors, wires, or pack structure - Charge unattended or near flammables - Use a damaged or wet pack Improper use can cause fire or injury. Always follow eBike battery best practices. Shipping Information - All batteries are built to order - Lead time: 5–10 business days - Ships from Bethlehem, Pennsylvania - Tracking provided upon shipment - U.S.-based customer support always available Why Riders Choose Bicycle Motor Works - Proudly Built in the USA Since 2014 - Premium Certified 21700 Cells Only – No rewraps or recycled cells - Smart Bluetooth BMS Monitoring via 100 Balance App - Active Balancing = Maximum Efficiency - Family-Owned, Quality-Driven Craftsmanship Bicycle Motor Works – Advanced Technology. Authentic Power. Built Right Here in the USA.