72V 8ah Samsung 40T 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 - Compare below. Choose your preferred voltage, capacity, and cell chemistry to match your riding style and performance needs. 72V Bluetooth Battery Options (20S2P) Compare Models! Cell Type | Capacity | Continuous Rating | Best For Ampace JP40 | 8Ah | 80A | Top-tier current handling & cold weather performance Samsung 40T | 8Ah | 70A | Reliable high-current output & compact design Molicel P45B | 9Ah | 80A | Super high current & efficiency under sustained load Specs: - 72V (20S2P), 60 Genuine 21700 Cells - Weight: ~7 lbs - Dimensions: 9.5” × 4.25” × 3.2” - BMS: 80A Continuous / 120A Burst - Connectors: XT-90S Output (No Spark) / XT-60 Charge Port - Rugged double-shrink rubber casing 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.