Folding E-Bike Replacement Battery (10.4Ah / 14Ah)
Folding E-Bike Replacement Battery (10.4Ah / 14Ah)
48V Integrated Folding E-Bike Replacement Battery (10.4Ah / 14Ah) – Inside-Frame Lithium Battery with Smart BMS for FIIDO M2, NAKXUS 20F063 & LAFLY X3
Restore original range or double your mileage capacity with the ShunTongDa 48V Integrated Replacement E-Bike Battery. Precision-engineered to slide directly into the hidden frame compartment of popular folding electric bicycles—including the FIIDO M2, NAKXUS 20F063, and LAFLY X3—this internal battery pack offers a seamless OEM fit and clean aesthetics.
Equipped with an advanced Integrated Battery Management System (BMS), this high-grade lithium-ion cell pack protects against overcharging, deep discharge, overheating, and short-circuiting. Designed to power brushless hub motors from 250W up to 1000W, this battery replacement ensures reliable voltage delivery across urban commutes and all-terrain fat bike trails.
⚠️ Critical Compatibility & Dimension Check
MEASURE BEFORE YOU BUY:
Dimensions: 430mm Length x 100mm Width x 40mm Height
Compatible Bike Models: NAKXUS 20F063, FIIDO M2, LAFLY X3, and similar folding frame e-bikes with hidden internal down tube slots.
Motor Power Range: Compatible with 48V motor systems rated from 250W to 1000W.
Please verify your original battery's physical dimensions, voltage, and plug connector style prior to ordering.
🚀 Key High-Performance Features
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Hidden Inside-Frame Design: Sleek integrated fit slides directly inside the folding frame, keeping power components protected from rain, dirt, and theft.
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Integrated Smart BMS Board: Protects lithium cells against over-current, short circuits, cell imbalance, and thermal overload for extended cycle life.
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High Motor Power Rating: Built to deliver sustained high discharge currents for motors ranging from 250W to 1000W.
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Capacity Options (10.4Ah vs 14Ah): Choose the 10.4Ah pack for direct OEM replacement or upgrade to 14Ah for maximum riding distance per charge.
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Easy Plug-and-Play Installation: Pre-wired output connectors allow quick installation without custom splicing or rewiring.
📊 Technical Specifications Matrix
| Specification Parameter | ShunTongDa Battery Specifications |
| Brand / Manufacturer | ShunTongDa |
| System Nominal Voltage | 48V (Also available in 36V configurations) |
| Nominal Capacity Options | 10.4Ah / 14Ah High-Density Lithium |
| Physical Dimensions | 430mm x 100mm x 40mm |
| Installation Style | Integrated / Inside Frame Compartment |
| Motor Compatibility | 250W, 500W, 750W, 1000W Brushless Motors |
| Battery Safety System | Integrated Smart BMS (Battery Management System) |
| Charging Current | 2A – 3A Fast Charger Compatible |
| Known Bike Models | FIIDO M2, NAKXUS 20F063, LAFLY X3 Folding Bikes |
⚙️ Operating Instructions & Battery Care
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Initial Full Charge: Charge your replacement battery fully using a compatible 48V 2A or 3A lithium charger before initial installation.
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Frame Slide Installation: Unfold the bicycle frame, align the battery rails, and slide the pack into the down tube channel until fully seated and locked.
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Storage Best Practices: If storing the e-bike for winter, maintain the battery charge between 50% and 70% in a cool, dry room to maximize cell health.
📦 Package Contents
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1 x 48V Integrated Replacement Lithium Battery (Select 10.4Ah or 14Ah)
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1 x Discharge Plug Interface Connector Set
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1 x User Care Guide
Bring your folding e-bike back to peak performance. Select your capacity option below, click Add to Cart, and power your next ride!
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Electric Bike Battery Specification
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Model:
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JD-006FZ
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Type:
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18650 A Grade Cell lithium battery
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Product size：
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430*100*40mm
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Nominal Voltage:
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48V
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48V
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52V
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72V
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Nominal Capacity:
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10-28Ah
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10-28Ah
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Max Charge Voltage:
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54.6V
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54.6V
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58.8V
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84V
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Discharge Cut-off Voltage:
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36.4V
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36.4V
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39.6V
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56V
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Continuous Discharge Current:
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30AMP for 250-1000W motor
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30AMP for 350-1000W motor
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40AMP for 1000-2000W motor
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60AMP for 2000-3000W motor
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Lithium Cell:
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18650/21700 3.7v LG/Panasonic/Samsung/Sanyo/Sony optional
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Charge Method:
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CC/CV
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Battery BMS:
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Intelligent charge discharge protection
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Protection Function:
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Over Charger/Discharge, Short Circuit, Over Current, Cell Balancing
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Working Temperature:
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Charge 0~45℃, 45~85%RH , Discharge:-20~60℃, 45~85%RH
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Storage Temperature:
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Best storage temperature:20±5ºC, Charge battery every 3 month
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Service Guarantee：
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All battery we provide 1 years Warranty.
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Certification Standard：
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Meets CE, ROHS, UN38.3, MSDS etc.
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Fast Delivery:
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Warehouse：United States, Canada, and Europe countries. Samples will takes 3-7 business days. Shipping from China: The preparation time only takes 1-3 days for shipment.
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Quality Assurance:
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100% testing and inspection before shipping to ensure the quality.
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OEM&ODM:
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LOGO printing, packaging design, specification and model customization. Providing battery application design solutions.
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Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
Shipping & Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.
We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.
