48V 52V 20Ah DCH-009 E-Bike Battery
Aleaivy DCH-009 High-Capacity In-Frame Replacement Battery Pack (48V / 52V – Up to 20Ah) –
Maximum Range Upgrade for Engwe EP-2 Pro, Engine Pro, MATE X & Bezior XF200 Folding E-Bikes
Supercharge your folding electric bike with the Aleaivy DCH-009 High-Capacity Lithium-Ion Battery Pack. Custom-engineered to fit seamlessly inside compatible top-tube folding frame slots, this battery delivers exceptional mileage extension and high-power output for e-bikes with motors rated from 0W up to 1000W.
Built with high-density premium lithium-ion cells and protected by an integrated 20A–30A Smart BMS, the DCH-009 handles heavy acceleration and steep inclines with minimal voltage sag. Offering an impressive 800 to 1,000 charge cycle lifespan, this pack is available in standard 48V and upgraded 52V configurations with capacity options up to 20Ah to eliminate range anxiety once and for all.
⚠️ Critical Battery Fitment & Compatibility Notice
IMPORTANT FITMENT CHECK BEFORE ORDERING:
DCH-009 Model (This Product): Casing measures 418mm x 114mm x 58mm (Modern "Fatter" casing style).
DCH-006 Model (Legacy Version): Measures 430mm x 103mm x 43mm (Older "Thinner" casing style).
Please measure your original battery housing dimensions prior to purchase. If you are unsure which casing your e-bike uses, send us a photo of your existing battery and label—our technical team will verify exact fitment for you!
🚴 Directly Compatible E-Bike Models (DCH-009 Frame Slot)
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Engwe: EP-2 Pro (Upgraded Version), Engine Pro (16Ah Version), Engine X Series
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MATE: MATE X 750 / MATE City Series
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Bezior: XF200 / X Plus
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CMACEWHEEL: RX20 Series
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Lankeleisi: X3000 Plus / T750 Plus
🚀 Key High-Performance Features
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Extended 20Ah Power Reservoir: High amp-hour rating maximizes range between charges, making it ideal for daily delivery work or long-distance touring.
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48V & 52V Voltage Options: Choose standard 48V replacement or upgrade to 52V for enhanced top-end speed, throttle responsiveness, and hill-climbing power on 52V-compatible controllers.
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Heavy-Duty 20A–30A Smart BMS: Integrated Battery Management System prevents overcharging, over-discharging, thermal overload, cell imbalance, and short circuits under heavy 1000W loads.
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Aluminum Alloy Frame Shielding: Rugged, lightweight extruded aluminum housing (418 x 114 x 58mm) shields cells from frame flex, road vibration, and impact.
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Integrated Extraction Handle & Key Lock: Features a fold-flat handle for fast frame removal and a key-operated lock to protect your investment from theft.
📊 Technical Specifications Matrix
| Specification Parameter | DCH-009 Battery Performance Specifications |
| Brand / Manufacturer | Aleaivy |
| Model / Casing Type | DCH-009 / DCH009 / ALX009 |
| Physical Dimensions | 418 mm x 114 mm x 58 mm (16.4" L x 4.5" W x 2.2" H) |
| Nominal Voltage Options | 48V or 52V Upgrade |
| Nominal Capacity Options | 17Ah / 20Ah Options |
| Motor Compatibility | 0W to 1000W Motors |
| BMS Discharge Rating | 20A – 30A Continuous |
| Battery Chemistry | High-Density Lithium-Ion |
| Cycle Life Expectancy | 800 – 1,000 Cycles (Retains ≥ 80% Capacity) |
| Net Item Weight | Approx. 3.0 kg – 4.0 kg (6.6 lbs – 8.8 lbs) |
| Safety Certification | CE Certified |
| Warranty Coverage | 1-Year Manufacturer Warranty |
| Hazardous Chemical Registry | High-concerned chemical: None |
Installation & Operation Guidelines
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Verify Dimensions: Confirm your bike's top-tube internal channel fits the 418mm x 114mm x 58mm casing profile.
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Ignition & Key Lock: Turn the key to the unlocked position, slide the pack completely into the frame slot, and turn the key to lock the unit securely in place.
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Charging Protocol: Connect the charger output to the battery charging port before plugging into your AC wall outlet. Use a 54.6V charger for 48V packs or a 58.8V charger for 52V packs.
📦 Package Contents
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1 x Aleaivy DCH-009 20Ah E-Bike Replacement Battery Pack (Selected Voltage)
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2 x Anti-Theft Safety Keys
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1 x Discharge Extension Cable
Maximize your folding e-bike's range and performance. Choose your voltage and capacity options below, click Add to Cart, and get back on the road!

48V17.5Ah 48V16Ah 48V13Ah Replacement Battery for 2022 New Engwe EP-2 Pro /Engine Pro Upgraded Version For MATE X Bike Battery DCH-009
Fit for: Mate X bike, Engwe Engine Pro (16Ah Version) and Ep-2 Pro(13Ah Version),
Engwe Engine X 13Ah Version and 16Ah Version
CMACEWHEEL RX20, Bezior XF200/ X Plus etc...
!!!Attention:
The current link is item DCH-009, not DCH-006. They are similar models, but not the same model; they have different sizes. Please be sure to pay attention to the size when ordering to avoid wrong orders!

If you need other models, such as DCH-006, DCH-003, DCH-014, DCH-011, or similar-style batteries, don't hesitate to get in touch with us.
Important Notice for DCH-009's lock design:
Function 1. Lock the battery inside the bike frame. (with function 1 )
Function 2. The lock is also the battery's power (on/off) switch. (with function 2 also)
Defaultly, we will make the battery with both function 1 and function 2,
so: before charging and riding, please turn the battery key to the end to turn on the battery's switch.
If you don't need function 2, please leave order note when place order.
Packing List:
Battery * 1
Charger * 1
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.