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72V 50Ah Metal Battery – Samsung 50S Cells

Name: 72V 50Ah Metal Battery – Samsung 50S Cells
Brand: Booant
Price: 1729.99 USD
Availability: InStock

$1,729.99

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2-Year Warranty 100% Genuine Cells Only

Samsung 50S Ultra-Discharge Cells : Engineered for pure performance. Houses 200 authentic 21700-50S power cells to push massive current with zero voltage sag when pushing your 72V high performance electric motorcycle down the track.
High-Amp 150A Continuous Smart BMS : Say goodbye to safety cut-offs under hard throttle pins. Handles up to 450A peak burst, making it the perfect monster power map for custom DIY electric vehicle projects up to 9000W.
Heavy Armor Metal Enclosure + LCD : Built to survive off-road casing shocks and aggressive trail riding. Features a heavy-duty, impact-resistant metal box casing with a top LCD screen for instant voltage tracking on your Sur-Ron and Talaria battery upgrade build.
10A Industrial Fast Charger Profile : Includes a commercial-grade WATE 10A fast charger. Pumps energy back into this massive 3.6kWh system safely and fast, drastically reducing your downtime for this high-output lithium-ion battery pack.
QS8/XT90-S High-Current Soldering : Shipped with heavy-duty discharge leads tailored for extreme amp draws. Choose from premium QS8, anti-spark XT90-S, or heavy ring terminals built by builders who make premium e-bike battery replacements.

BMS Discharge Current (Select Motor Power)

80A | for Motors up to 5000W

100A | for Motors up to 6000W

150A | for Motors up to 9000W

Output Connector

QS8 plug

QS10 plug

Wire only

Anderson 150A

BMS Discharge Current (Select Motor Power)

80A | for Motors up to 5000W 100A | for Motors up to 6000W 150A | for Motors up to 9000W

Output Connector

QS8 plug QS10 plug Wire only Anderson 150A

Quantity

📄 Download Product Datasheet

Access detailed battery specifications, dimensions, cell configuration, BMS features, charging parameters, and performance data.

Extreme Performance 72V 50Ah Lithium Battery

When you are building a high-power custom project or upgrading a Sur-Ron frame, raw capacity means nothing without high current delivery. This 72V 50Ah pack drops a true 3,600Wh of available energy straight to your throttle, engineered to hold up under continuous high-load riding.

No generic or weak energy-grade cells here. The entire system runs on 200 genuine Samsung INR21700-50S ultra-high-discharge power cells locked inside a rigid metal housing. It is built for builders who demand real runtime and stable output without constant safety cut-offs.

Total Pack Energy

3600 Wh

Massive 3.6kWh capacity for extreme track runtime

Continuous Output

150 Amps

450A peak discharge to handle high-torque motors

Cell Matrix

Samsung 50S

Premium 21700 power cells tailored for hard loads

Premium 50S Cells

Built with 200 authentic Samsung power cells. Delivers maximum current with minimal thermal buildup under heavy load.

Armored Metal Housing

Rigid structural enclosure built to handle tough frame vibrations, accidental impacts, and aggressive track riding.

Dual Status Monitoring

Check real-time voltage on the built-in top LCD screen, or sync via Bluetooth for individual cell balancing data.

10A Smart Fast Charger

Includes a commercial-grade WATE 10A charger with smart cutoff rules to safely minimize your garage waiting time.

Technical Specifications

Key specs at a glance for heavy-duty system planning.

Battery & Cell System

Voltage / Capacity	72V (20S) / 50Ah (3600Wh / 3.6kWh)
Cell Brand & Type	Samsung INR21700-50S (200 Genuine Power Cells)
Cell Configuration	20S10P Matrix Setup Structure
Housing / Display	Rigid Structural Metal Enclosure / Integrated Top LCD Screen

Smart BMS & Current Limits

BMS Management	JBD Bluetooth Smart BMS (Official App Diagnostics)
Discharge Current	150A Continuous Output · 450A Peak Current Blast
Motor Compatibility	Recommended for high-torque setups from 3000W to 9000W
Safety Cut-offs	Overcharge, Over-discharge, Overcurrent, Short Circuit, Thermal Grid Lockout

Charger & Physical Specs

Smart Fast Charger	WATE 84V 10A Heavy-Duty Charger (CC/CV Profile)
Operating Temp	Charge: 0 to 45°C \| Discharge: -20 to 60°C
Warranty Support	2-Year Limited Warranty with Professional Tech Solder Options

Specifications based on standard build. Actual metrics may vary slightly with custom discharge lead configuration choices.

BMS Discharge Current & Motor Matching

Match your performance controller with our heavy-duty JBD Smart BMS options. Selecting the right continuous current rating ensures smooth energy delivery and prevents safety cut-offs under high-torque acceleration.

Standard Setup

80A Continuous

For Motors up to 5000W

Optimized for high-power commuter e-bikes and standard moped builds requiring stable cruising output.

High Power

100A Continuous

For Motors up to 6000W

Built for demanding off-road trails and customized hub or mid-drive setups that pull heavier amp loads.

Monster Output

150A Continuous

For Motors up to 9000W

The sweet spot for Sur-Ron/Talaria battery upgrades and extreme DIY custom EV projects pulling up to 450A peak.

Rider's Tech Note: Always crosscheck your controller's peak amp draw before ordering. Running a high-wattage setup on an under-rated BMS map will trigger automatic protection shut-offs during steep hill climbs.

FAQ

1. What are the benefits of this rigid metal box housing over standard wrap?

For a high-power 72V system packed with 200 cells, standard blue plastic shrink wrap isn't enough protection. Aggressive riding and trail thumping create heavy vibrations that can rattle internal spot welds loose over time. This heavy-duty rigid metal box case completely seals the cell matrix, absorbing frame vibration, improving thermal dissipation, and shielding your investment from heavy outer impacts.

2. How do the LED indicator lights on the heavy-duty 10A charger work?

The charger uses direct hardware rules to show its active state. When plugged into a wall outlet alone, the LED shines solid green, indicating it is receiving house power. The moment you connect it to your battery pack, it flips to solid red, meaning it is pumping full 10-amp current. Once the cells hit the 84V full capacity, the built-in cutoff auto-trips, and the light switches back to green. A solid red indicator light during errors can signify a system fault, and a green light shows during wall plug-in even if disconnected from the battery core.

3. What makes Samsung 21700-50S power cells different from budget energy cells?

Standard energy-focused cells are made for low-amp draw over long periods, but they fail under high-torque acceleration, creating major voltage sag and heat buildup. Samsung 50S commercial power cells are engineered from the ground up for extreme high-discharge capacity. They maintain a remarkably flat and stable voltage curve under maximum throttle, giving your heavy build consistent top-end speed and far safer thermal stability.

4. Which output connector should I choose for my controller wiring?

For high-amp setups, matching the wire leads to your controller's input plug is critical to prevent melted connectors. If you are ordering the massive 150A BMS map for an extreme build, we highly recommend selecting heavy gold-plated QS8 connectors or Anderson blocks. XT90-S anti-spark plugs are excellent for mid-tier amp draws up to 90A continuous. If your controller uses a custom terminal bar, select ring terminals. Leave us a note in the cart box before checkout if you need custom leads.

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