For riders seeking a reliable and high-performance energy source to power their electric bicycles, the ShunTongDa Fuel Tank battery pack stands out as a versatile and durable option. Designed to accommodate a wide range of motor systems, this lithium-ion battery combines practicality with advanced engineering, making it a compelling choice for both commuters and off-road enthusiasts. Below, we explore the key features, technical specifications, and real-world performance of this battery, integrating insights from users who have tested its capabilities across various riding conditions.
Core Specifications and Build Quality
At the heart of the ShunTongDa Fuel Tank battery is its 72V 20Ah configuration, which utilizes 80 high-quality 21700 lithium-ion cells. These A-grade cells are known for their energy density and longevity, providing a robust 35Ah capacity (5000mAh per cell) to support extended rides. The battery’s 60A Battery Management System (BMS) ensures stable power delivery, even under heavy loads, making it compatible with motors ranging from 500W to 2000W. Users frequently highlight the battery’s ability to maintain consistent performance on steep inclines and during prolonged high-speed rides, a testament to its engineering.
The ABS-PC composite shell adds durability while keeping the unit lightweight at 15 x 72.05 x 6.57 inches. Its IP65 water-resistant rating is another standout feature, allowing riders to confidently navigate light rain or muddy trails without compromising safety. One user noted, “The water resistance gave me peace of mind during unexpected showers, and the battery showed no signs of moisture ingress afterward.”
Practical Design Elements
ShunTongDa integrates several user-centric features into the Fuel Tank design. The LED power indicator is a simple yet invaluable addition, providing real-time feedback on remaining charge levels. Riders appreciate this feature for avoiding unexpected depletion during long trips. A secure locking mechanism is also included, deterring theft and ensuring the battery remains firmly attached to the bike frame even on rough terrain.
The inclusion of an XT90 discharge connector ensures compatibility with most high-power motor systems, including popular Bafang kits. Users have praised the plug-and-play installation process, with one stating, “The base mounted effortlessly to my frame, and the connectors matched my existing setup perfectly—no adapters needed.”
Performance Across Riding Styles
Compatibility with motors up to 2000W makes this battery suitable for diverse applications. Commuters value its ability to sustain 35-50 miles on a single charge (depending on assist level and terrain), while off-road riders emphasize its reliability during high-torque demands. The 72V configuration delivers rapid acceleration and sustained power output, which one mountain biking enthusiast described as “a game-changer for tackling technical trails without lag.”
Charging is facilitated by an 84V 3A charger, which users report fully replenishes the battery in 6-8 hours. While some riders expressed a desire for faster charging, most agree that the trade-off for long-term cell health is reasonable.
User Feedback and Real-World Use
Feedback from riders consistently highlights the battery’s endurance and resilience. One user shared, “After six months of daily use, the capacity remains nearly unchanged—no noticeable degradation.” Others emphasize its suitability for heavy-duty applications, such as cargo bikes or tandem setups, where consistent power delivery is critical.
The compact form factor also receives praise. Despite its high capacity, the Fuel Tank’s dimensions allow it to integrate seamlessly with most e-bike frames, including folding models. A commuter noted, “It doesn’t add bulk, which is ideal for my foldable bike that I store in tight spaces.”
Safety and Longevity
Safety features are a priority in this design. The BMS protects against overcharge, over-discharge, and short circuits, while the rugged shell minimizes damage from impacts. Riders in urban environments particularly appreciate the anti-theft lock, with one stating, “I leave my bike locked outside all day, and the battery stays securely in place.”
The use of 21700 cells contributes to the battery’s lifespan, which users estimate at 800-1,000 cycles before significant capacity loss. Proper storage and regular maintenance—such as avoiding complete discharge—further extend its usability.
Conclusion
The ShunTongDa Fuel Tank battery exemplifies the balance between power, durability, and user-friendly design. Its compatibility with a broad spectrum of motors, combined with practical features like water resistance and theft prevention, positions it as a versatile choice for electric bicycle enthusiasts. Whether navigating city streets or rugged trails, this battery delivers reliable performance, earning its place as a trusted component in many riders’ setups.
ASIN: B0CPDW29TR
ShunTongDa Ebike Battery Fuel Tank 72V 20ah Electric Bicycle Batteries Pack for 350W 750W 500W 1000W 1500W 2000W Super Powerful 21700 (72V 20AH)
$490.99 (as of July 6, 2025 16:23 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
Ebike Battery Fuel Gas Tank 72V 20Ah Electric Bicycle Lithinum ion batteries Pack for DIY Adult Electric Bicycle Moped Motorcycle Mountain Bike 2000W 3000W Motor Super Powerful 21700 battery cell
$486.00 (as of July 6, 2025 16:23 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
BDBRHFG High Power 72V 20Ah E-Bike Battery Waterproof PVC Lithium Electric Bicycle Battery with 84V Charging for 3300W- 1000W Motor 72V20Ah,XT60
$247.88 (as of July 6, 2025 16:23 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
72V 20Ah E-Bike Lithium-Ion Battery Pack with Charger, 20S4P Electric Bicycle Battery Motors (T Plug + DC Plug)
$221.99 (as of July 6, 2025 16:23 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
E-Bike Battery 72V 20Ah Waterproof Lithium with 84V Charging for High-Power Motors up to 3300W
$393.99 (as of July 6, 2025 16:23 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
E-Bike Battery 72V 20Ah Lithium Waterproof Battery with 84V Charging for High-Power Motors, XT60 Connector
$393.99 (as of July 6, 2025 16:23 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
FcotMiue 72V Ebike Battery Lithinum ion Batteries Fuel Gas Tank 72 Volt 20Ah 1440Wh for DIY Adult Electric Bicycle, Moped,Motorcycle 2000W 3000W w/3A Charger,50A BMS, XT90 Discharge Port
$579.99 (as of July 6, 2025 16:23 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
E-Bike Battery 72V 20Ah Waterproof Lithium with 84V Charging for 3300W to 1000W Motors, XT60 Connector
$381.99 (as of July 6, 2025 16:23 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
E-Bike Battery 72V 20Ah Lithium Waterproof with 84V Charging for High-Power Motors (200W-1000W XT60 Connector)
$393.99 (as of July 6, 2025 16:23 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
