Home / Products / BOOANT 48V 50Ah Ebike Battery with Samsung 21700 50G Cells & Smart BMS

48V 50Ah Premium Lithium Battery | Samsung Cells & Metal Enclosure

Engineered specifically for heavy-duty custom builds requiring ultra-long range and consistent voltage stability, the BOOANT 48V 50Ah Lithium Battery is built with 130 genuine Samsung INR21700-50G cells in a high-density 13S10P matrix structure. Delivering a massive 2400Wh of raw electrical energy, this robust power block is encapsulated in a durable metal enclosure with an integrated LCD display, making it the premier choice for high-power long-range e-bikes, cargo bikes, and custom EV conversion projects that demand heavy current without compromise.

Each premium power pack comes fully integrated with an advanced Bluetooth-enabled JBD Smart BMS for real-time cellular diagnostics, automated cell balancing, and precise thermal log tracking via the official smartphone app. Equipped with heavy-duty 10AWG discharge cables for safe, low-resistance high-current output, it delivers comprehensive multi-layer safety protections and exceptional long-term cycling performance tailored for relentless everyday heavy-duty utility.

Battery Dimensions

Technical Specifications

Cell Brand & Type Genuine Samsung INR21700-50G (Grade A)
Cell Configuration 13S10P (130 Matrix Cells)
Nominal Rating 48V 50Ah (2400Wh)
BMS Architecture Smart JBD BMS with Integrated Bluetooth (App Control)
BMS Power Options 30A Continuous (90A Peak) – For motors up to 1000W
40A Continuous (120A Peak) – For motors up to 1500W
50A Continuous (150A Peak) – For motors up to 2000W
60A Continuous (180A Peak) – For motors up to 2500W
Voltage Operational Range 54.6V (Fully Charged) / 39V (Low-Voltage Cutoff)
Standard Charger 54.6V 10A Smart Fast Charger Included
Discharge Wiring Heavy-duty 10AWG Low-Resistance Discharge Cables
Dashboard Display Integrated Digital LCD Real-time Indicator
Output Connectors XT60, XT90, Anderson, QS8, or Custom Terminals
Enclosure Protection Ruggedized Heavy-Duty Metal Housing
Factory Warranty 2-Year Comprehensive Warranty (Peace of Mind Guaranteed)
Physical Dimensions 275 × 180 × 170 mm (10.8 × 7.1 × 6.7 in)
Net Weight Approx. 12.5 kg (27.6 lbs)

JBD Bluetooth Smart BMS

The integrated JBD Smart BMS features hardware-level Bluetooth connectivity, providing real-time cellular monitoring, proactive intelligent balancing, and full-spectrum automated protections to guarantee absolute safety and peak performance.

Smart Features

  • Wireless Bluetooth Monitoring
  • Active Cell-to-Cell Balancing
  • Dual-Node Temperature Tracking
  • Programmable App Configuration

Protection Features

  • Overcharge & Low-Voltage Cutoff
  • Intelligent Overcurrent Protection
  • Hardware Short Circuit Prevention
  • Multi-Point Thermal Safety Locks
  • Cell Lifetime Matrix Tracking

* Monitor cell voltage, real-time current, temperature logs, State of Charge (SOC), and cycle counts effortlessly through the Xiaoxiang Smart App (Fully compatible with iOS & Android).

Ruggedized Metal Enclosure

Engineered for volatile environments, the heavy-duty metal housing delivers ultimate structural armor for the internal cells and Smart BMS while acting as a passive heat sink to boost thermal dissipation and extend long-term system reliability.

Key Structural Features

  • Heavy-Duty Metal Construction – Rigid protection against structural warping.
  • Advanced Impact Protection – Shock-absorbing defense for high-vibration off-road terrain.
  • Optimized Thermal Dissipation – Rapid cooling pathways to extend battery lifespan.
  • Corrosion-Resistant Powder Finish – Industrial-grade coating built to withstand the elements.

Integrated Battery LCD Display

The heavy-duty metal housing features an integrated digital LCD display, providing instant, on-the-spot access to vital battery metrics without needing to check your smartphone application during transit.

Key Dashboard Functions

  • Real-Time Voltage Monitoring – Tracks active cell discharging and system health accuracy.
  • Remaining Capacity Percentage (%) – High-precision power scale to easily map out your range.
  • Charging Progress Indicator – Visually monitors power replenishment levels during fast-charging.
  • Instantaneous Status Overview – Provides a reliable backup dashboard at the touch of a button.

54.6V 10A Smart Fast Charger

Each battery package includes a premium WATE 54.6V 10A heavy-duty smart fast charger. Specially calibrated for high-capacity 48V systems, it delivers accelerated charging cycles, multi-stage CC/CV thermal regulation, and fully automated cutoff defense.

Key Performance Features

  • 10A Ultra-Fast Charging – Drastically cuts downtime for 50Ah banks.
  • Precision CC/CV Stages – Maximizes health and protects cell matrix.
  • Automatic Overcharge Defense – Safely cuts current once completely full.
  • Dual-Layer Thermal Shutdown – Prevents short circuits and overheating.

Hardware Specifications

  • System Calibration – Engineered for 48V (13S) Li-ion setups.
  • Aluminum Alloy Heat-Sink Housing – Rugged, passive-cooled armor.
  • Universal Input Grid – 100–240V AC worldwide grid compatibility.
  • Integrated Cooling System – Built-in silent fan for active heat management.

LED Diagnostic Status Indicator

  • Solid Red Light – Charging in progress (or temporary system fault state).
  • Solid Green Light – Standby mode (AC connected without battery) OR fully charged.

Frequently Asked Questions

Absolutely. We guarantee 100% true capacity. This premium block is engineered with exactly 130 genuine, grade-A Samsung INR21700-50G cells arranged in a precise 13S10P configuration, yielding an honest 50Ah capacity and a massive 2400Wh of reliable continuous energy storage.
Your choice depends entirely on your motor's maximum power draw:
30A Continuous (90A Peak) – Tailored for hub/mid-drive motors up to 1000W.
40A Continuous (120A Peak) – Tailored for performance setups up to 1500W.
50A Continuous (150A Peak) – Tailored for high-torque motors up to 2000W.
60A Continuous (180A Peak) – Ultimate heavy-duty discharge for extreme setups up to 2500W.
The integrated JBD Smart BMS features a built-in hardware Bluetooth transmitter. By downloading the official Xiaoxiang Smart App (available for iOS and Android), you can sync directly with the battery to check individual cell voltages, real-time current draws, precise thermal parameters, State of Charge (SOC), and lifetime cycle counts.
The dashboard display provides quick, on-the-spot physical metrics. It clearly displays real-time voltage, remaining capacity percentage (%), and real-time charging levels, allowing you to instantly gauge your range without checking your smartphone.
Using our bundled heavy-duty WATE 54.6V 10A smart fast charger, a complete replenishment takes approximately 5 to 6 hours. The smart charger operates on an advanced multi-stage CC/CV curve, delivering maximum current safely for the first 80%, then smoothly tapering into cell-balancing mode to safely top off the cells.
Yes, custom engineering is our specialty. We can customize discharge connectors (XT60, XT90, Anderson, QS8), specify exact cable lengths, or implement tailored BMS thresholds to fit your custom build seamlessly. Please contact our support team or submit an inquiry via our interactive customization form.

Popular Applications

Heavy-Duty Cargo & Utility eBikes

With an immense 2400Wh profile, this power block is built to sustain massive payloads. It is the premier energy reserve for commercial cargo bikes, e-trikes, and long-range utility fleets that demand continuous torque under load.

High-Power DIY EV Conversions

Perfectly optimized for high-power hub or mid-drive motor builds (up to 2500W). The scalable 30A–60A JBD Smart BMS options allow custom builders to safely extract max performance out of custom e-bikes and specialized electric mopeds.

Extreme Long-Range Commuting

Engineered with a 130-cell Samsung 21700-50G matrix, this battery eliminates range anxiety entirely. It provides reliable daily high-capacity range for extreme cross-city commuting and backcountry overland navigation.

Rugged Off-Road Terrain Vehicles

Encapsulated within a heavy-duty protective metal enclosure, this pack thrives in rough conditions. Perfect for high-vibration electric hunting bikes, off-road e-scooters, and custom electric go-karts facing challenging elements.