72V 20Ah Triangle eBike Battery | Samsung 50G Cells

BOOANT 72V 20Ah Triangle Lithium-ion E-Bike Battery Pack The BOOANT 72V 20Ah Triangle Lithium-ion E-Bike Battery is engineered for high-power electric bicycle conversions, DIY custom builds, and enduro trail setups. Built with 80 authentic Grade-A Samsung INR21700-50G lithium cells configured in 20S4P, this 1440Wh high-capacity battery pack provides consistent throttle response, massive torque delivery, and minimal voltage sag under heavy loads. Key Features and Engineering Highlights Premium Cell Configuration: 20S4P assembly using 80 genuine Samsung 21700 50G cells for extended cycle life, low internal resistance, and superior thermal stability. Smart JBD Bluetooth BMS: Integrated smart battery management system with real-time Bluetooth monitoring via mobile app (iOS and Android). Monitor cell voltages, state of charge (SOC), pack temperature, and control charge/discharge cutoff switches remotely. Multi-Tier Motor Power Matching: Available in 30A (peak 90A for 1000W-1800W motors), 40A (peak 120A for 1800W-2400W motors), and 50A (peak 150A for 2400W-3000W motors) continuous discharge options. Heavy-Duty ABS Triangle Hard Case: Impact-resistant molded ABS hard shell protects against trail debris, vibrations, and water splashes while fitting seamlessly into standard bicycle frame triangles. Onboard User Interface: Built-in LED battery fuel gauge, independent power switch, and a 5V USB output port for charging mobile devices and GPS units on long-distance rides. 84V 5A Fast Smart Charger: Includes an intelligent CC/CV fast charger with active cooling fan, completing a full recharge from 0% to 100% in approximately 4 to 4.5 hours. Technical Specifications Brand BOOANT Battery Type Triangle Lithium-ion Battery Pack Nominal Voltage / Capacity 72V / 20Ah (1440Wh) Cell Model & Configuration Authentic Samsung INR21700-50G / 20S4P (80 Cells) BMS Continuous Discharge 30A / 40A / 50A Optional (Smart JBD Bluetooth) Peak Discharge Current 90A (30A BMS) / 120A (40A BMS) / 150A (50A BMS) Cut-off Voltage Charge: 84.0V | Discharge: 60.0V Charger Output / Input 84V 5A Smart Fast Charger (AC 100V-240V Input) Dimensions (L x H x Hyp x W) 375 x 235 x 410 x 90 mm (14.76 x 9.25 x 16.14 x 3.54 in) Net Weight Approx. 7.0 kg (15.4 lbs) Operating Temperature Charge: 0°C to 45°C (32°F to 113°F) | Discharge: -20°C to 60°C (-4°F to 140°F) Cycle Life ≥ 800 Full Cycles (Maintains ≥ 80% Capacity) Warranty 2-Year Manufacturer Limited Warranty Motor and Vehicle Compatibility Compatible with 72V high-power brushless hub motors, mid-drive motors, custom DIY e-bikes, Stealth Bomber style frames, off-road electric dirt bikes, and electric commuter mountain bikes rated for 1000W, 1500W, 2000W, 2500W, and up to 3000W output.