ShunTongDa 48V Battery: IP65, 30A BMS for Folding E-Bikes

Technical Overview The ShunTongDa 48V 12.8Ah 430mm e-bike battery is engineered for riders seeking a reliable power source for folding electric bikes and mid-to-high-performance motors. Designed as a built-in battery with dimensions of 430mm x 100mm x 43mm (16.9” x 3.93” x 1.69”), this lithium-ion pack integrates seamlessly into compatible frames, prioritizing space efficiency without compromising capacity. Its 30A Battery Management System (BMS) ensures stable performance across 350W, 500W, 750W, and 1000W motors, making it a versatile choice for commuters and recreational cyclists alike.

Key Specifications

• Voltage: 48V
• Capacity: 12.8Ah (614.4Wh)
• Cell Type: High-quality 18650 lithium-ion
• Max Discharge Current: 30A (continuous)
• Weight: 3.2 kg (7.05 lbs)
• Water Resistance: IP65 rating
• Compatibility: Samebike and other foldable e-bikes with matching dimensions
• Charging Time: 6–7 hours with a 54.6V 2A charger

Performance and Reliability The 48V 12.8Ah configuration strikes a balance between energy density and portability, offering a practical range for urban commuting and light off-road use. Riders have noted its ability to maintain consistent power output even under demanding conditions, thanks to the robust 30A BMS that safeguards against overcharging, over-discharging, and short circuits. The battery’s 800–1,000 charge cycles translate to a lifespan of approximately 3–5 years with regular use, a feature frequently praised by users prioritizing long-term value.

Design and Durability Constructed with a reinforced ABS plastic and aluminum alloy casing, this battery emphasizes shock resistance and structural integrity. The IP65 rating ensures protection against dust ingress and low-pressure water jets, a critical advantage for cyclists navigating wet roads or light rain. While not fully submersible, this level of water resistance provides peace of mind for riders in unpredictable weather. The integrated lock mechanism serves a dual purpose: securing the battery within the frame and acting as a power switch. Users appreciate the intuitive design, which prevents accidental disengagement during rides.

User Experience Highlights Feedback from riders emphasizes the battery’s plug-and-play compatibility with Samebike models and similarly designed folding e-bikes. The compact form factor allows for easy integration into slim frames, a notable advantage for foldable designs where space optimization is critical. Some have highlighted the convenience of the built-in lock system, which eliminates the need for additional security accessories during short stops.

The 6–7-hour charging time, while not the fastest in its class, is offset by the battery’s balance of capacity and weight. Cyclists commuting 15–25 miles per charge (depending on terrain and assist level) find the range adequate for daily use, with many noting that the battery retains its capacity effectively over multiple cycles.

Safety and Maintenance The 30A BMS is a standout feature, proactively monitoring temperature, voltage, and current to prevent failures. Riders in hilly regions or those frequently using higher assist levels report minimal voltage sag, attributing this to the battery’s high-drain cell configuration. For maintenance, ShunTongDa recommends storing the battery in a cool, dry environment and avoiding complete discharge during long storage periods.

Compatibility Considerations This battery is specifically designed for frames accommodating the DCH-006 model’s 430mm length and 100mm width. Prospective buyers are advised to verify frame dimensions before purchasing, as incompatibility issues may arise with non-standardized designs. The built-in form factor eliminates external mounting hardware, streamlining the bike’s aesthetics but requiring precise alignment during installation.

Warranty and Support ShunTongDa offers a manufacturer-backed warranty, with Amazon providing a 30-day return window. Users value the accessibility of customer support for troubleshooting, particularly for firmware-related queries or BMS diagnostics.

Conclusion The ShunTongDa 48V 12.8Ah 430mm e-bike battery is a compelling option for foldable e-bike enthusiasts seeking a durable, mid-capacity power source. Its emphasis on safety via the 30A BMS, combined with IP65-rated durability, positions it as a reliable companion for urban and light trail riding. While charging times and specific compatibility requirements may narrow its audience, the battery’s performance-to-weight ratio and long lifecycle make it a practical investment for cyclists prioritizing reliability over cutting-edge charging speeds.

ASIN: B0DT99CH7G

LISEN Bike Phone Holder, [Super Easy Install] Ultra Stable Motorcycle Phone Mount, Bicycle Handlebar Holder Mount for Adults Kids, Bike Bicycle Ebike Gear Accessories, for iPhone Samsung Google Pixel

25% Off $19.99 $14.99 (as of July 7, 2025 16:57 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.)

[Ultra-Secure] With our uniquely designed bike phone holder mount, whether navigating bumpy roads or high-speed roads, your phone remains securely fastened to the handlebar. Its all-round shape firmly secures each corner of your phone, providing exce... read more

Puroma Bike Cover for 1 bike, 190T Outdoor Waterproof Bicycle Covers Rain Sun UV Dust Wind Proof with Lock Hole for Mountain Road Electric Bike (Basic Black)

$16.99 (as of July 7, 2025 16:57 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.)

Premium Weather Protection: Our bike cover is made from waterproof polyester with both PU and UV coatings, providing protection from rain, snow, dust, and bird droppings - ensuring your bike remains in excellent condition whatever the weather throws ... read more

VARUN Electric Bike - Electric Bike for Adults Peak 500W Motor with Removable Battery - Up to 35Miles 20MPH 24'' Ebike with Front Fork Suspension and Adjustable Seat

(as of July 7, 2025 16:00 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.)

𝐏𝐞𝐚𝐤 𝟓𝟎𝟎 𝐖 𝐁𝐫𝐮𝐬𝐡𝐥𝐞𝐬𝐬 𝐌𝐨𝐭𝐨𝐫: 350 W (peak 500 W) brushless motor, top speed 20 MPH, 24-inch tires, suitable for commuting, traveling and sightseeing, easily traversing various terrains, even in hilly areas 𝐑𝐞𝐦𝐨𝐯𝐚𝐛𝐥𝐞 𝐋𝐚𝐫𝐠𝐞 𝐁𝐚𝐭𝐭𝐞𝐫𝐲: 36 V 7.8 AH lithium b... read more

ROCKBROS Bike/Bicycle Phone Front Frame Bag, Waterproof, Tube Bag,Cycling Pouch, Bike Accessories for Men Compatible Phone Under 7”

10% Off $28.89 $25.99 (as of July 7, 2025 16:57 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.)

LARGE SPACE: Bike bag has enough inside room for long rides, holds a lot of stuff like phone, battery, energy gel, small tire pump, repair kits, keys, wallet etc. Perfect compatible with cellphones below 7 inches, compatible with the most popular pho... read more

ANCHEER Electric Bike for Adults with 500W Motor[Peak 750W], 48V 499Wh Ebike, Up to 55 Miles, 3H Fast Charge, 26'' Gladiator Electric Mountain Bike, LCD Display, 21Speed, 22MPH Adults Electric Bicycle

$239.99 (as of July 7, 2025 16:57 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.)

🚲【STRONG POWER】Equipped with 48V 500W(peak 750w) brushless motor generates great power, provids more than enough to power your daily commute, a cruise on the mountain, or a meander along your favorite trail. With speeds up to 22 mph, it will get you ... read more

Gotrax NEPHELE 16" Folding Electric Bike, Max Range 28Miles(Pedal-assist) &15.5Mph Power by 350W Motor, Front Suspension&Adjustable Seat and Handlebar, Commuter Electric Bicycle for Adults/Teens Black

$550.00 (as of July 7, 2025 16:57 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.)

【Powerful Riding Performance】Gotrax NEPHELE electric bike is powered by 350W brushless motor with max speed of 15.5MPH. Equipped with 16" tires and a 280.8Wh removable battery, it can travel 15.5miles on pure electric mode with just 5.5 hours of char... read more

Combination Bike Cable Lock - 4 Digit, 32 inch Long Coiled Security Resettable Cable Lock, Anti-Theft Accessories for Mountain Bike, Road Bike, Electric Bicycle, Scooter

$6.99 (as of July 7, 2025 16:57 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.)

Keyless convenience lock: Never have to worry about forgetting to bring the key because it is in your brain, you have code! Easy to set and reset your combination. Perfect Back to School, Graduation, Birthday gift Keep your bike safe: Smart 4-Digit R... read more

Loxan 2 Pack 14x2.125 Bike Inner Tubes Compatible with Jetson and Gotrax Electric Scooters, 14 x 2.125 inch Replacement Bicycle Tubes with Angled Valve Stem for Electric Bike, E-Bike and 14-Inch Bike

21% Off $15.99 $12.70 (as of July 7, 2025 16:57 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.)

Replacement Inner Tubes for 14" x 2.125 Electric Scooter Ebike Electric Bicycle, Compatible with Jetson, Gotrax and other Brand Electric Scooters. Upgrade Angled Valve Stem which makes it much easier to air up the tube and could check with your gauge... read more

MULTIJOY Electric Bike for Adults,48V Built-in Invisible Removable Battery,500W Motor(Peak 700W) Electric Mountain Bike,26" Tires Front Fork Suspension with Fenders,UL Certified 21-Speed

10% Off $705.80 $635.00 (as of July 7, 2025 16:15 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.)

Invisible Weld Technology: The MULTIJOY electric bike frame uses invisible welding technology. This revolutionary welding process reduces loose joints and improves structural integrity while providing fine-tuned welds that are aesthetically pleasing ... read more

Lamicall Bike Phone Holder, Motorcycle Mount - Motorcycle Phone Holder, Handlebar Cell Phone Clamp, Scooter Phone Clip for iPhone 16 Pro Max/Plus, 15 Pro Max, S10, S20, More 4.7" to 6.8" Smartphones

16% Off $18.99 $15.99 (as of July 7, 2025 16:15 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.)

Sturdy and Safe: A special shape of this motorcycle & bike phone holder grips each corner of your phone tightly. It ensures the safety of your cell phone attached to the bike handlebar even on a bumpy road. Phone clip must be locked by the red switch... read more