Aleaivy DCH-009 Premium 48V / 52V Folding E-Bike Replacement Battery

(17.5Ah | Engwe EP-2 Pro & MATE X Compatible | 2A Charger Included)

Unlock longer riding distance and steady motor output with the Aleaivy DCH-009 Upgraded Folding E-Bike Battery Pack. Specially designed for internal frame fitment in popular folding fat-tire e-bikes—including the Engwe EP-2 Pro, Engwe Engine Pro, and MATE X—this premium replacement battery features high-density lithium-ion cells housed in a slim $420 \times 115 \times 58\text{ mm}$ aluminum casing. Available in both 48V and 52V configurations with capacities up to 17.5Ah ($840\text{Wh} - 910\text{Wh}$), every pack comes complete with a matching 2A Smart Fast Charger.

⚠️ Key Performance & Safety Guidelines

IMPORTANT VEHICLE & BATTERY SPECIFICATIONS:

• Standard DCH-009 Form Factor: Precision-engineered $420\text{ mm} \times 115\text{ mm} \times 58\text{ mm}$ casing dimensions for seamless insertion into folding bike main-frame tubes.

• Broad Compatibility: Direct replacement or backup battery for Engwe EP-2 Pro, Engine Pro, MATE X, and similar folding fat-tire models using DCH-009 style cases.

• 52V Upgrade Capability: Select the 52V version for reduced voltage sag under heavy loads, improved climbing torque, and snappier throttle response.

• Complete Charger Bundle: Includes a dedicated 2A AC smart charger with automatic cutoff protection against overcharging.

🚀 Key High-Performance Features

• High-Capacity 17.5Ah Cell Configuration: Delivers high energy density ($840\text{Wh}$ at 48V / $910\text{Wh}$ at 52V) to extend your riding range on long commutes and gravel trails.

• Integrated Key Lock & Folding Handle: Foldable top handle allows easy extraction from the bike frame, while the physical key-lock system prevents theft when parked.

• Advanced Battery Management System (BMS): Protects against overcharging, over-discharge, short-circuiting, overcurrent, and temperature spikes.

• Durable Alloy Casing: Heat-dissipating aluminum shell protects cells against trail vibration, impacts, and weather exposure.

• External Charging Port & Power Switch: Charge the battery inside the bike frame or easily unlock and remove it for off-bike desktop charging.

📊 Technical Specifications Matrix

📋 Ideal Applications

• Engwe EP-2 Pro & MATE X Upgrades: Direct drop-in replacement for degraded or aging factory batteries on popular folding e-bikes.

• Extended Range Riding: Keep a second DCH-009 battery charged in your vehicle or pannier to swap mid-ride and double your travel distance.

• 52V Performance Tuning: Upgrade from 48V to 52V on compatible controllers for improved high-speed torque and overall punch.

📦 Package Contents

• 1 x Aleaivy DCH-009 Folding E-Bike Lithium-Ion Battery Pack (48V or 52V / Up to 17.5Ah)

• 1 x 2A AC Smart Battery Charger

• 2 x Frame Security Keys

• 1 x User Care Guide

Power your Engwe or MATE X folding e-bike with upgraded high-capacity lithium energy! Select your voltage and capacity above, click Add to Cart, and order today!

The product is compatible with the following electric bikes:

MATE X bike
Engwe Engine Pro (16Ah Version) and Ep - 2 Pro（13Ah Version)
Engwe Engine X (both 13Ah Version and 16Ah Version)
CMACEWHEEL RX20
Bezior XF200/ X Plus, etc.

Important Notice for Engwe Engine Pro, Engwe ep - 2, Engwe ep - 2 pro, and BEZIOR XF200 E - bikes:

Older models of these e - bikes are equipped with the DCH - 006 battery, which has dimensions of (430x103x430mm) and is relatively thinner.
Newer models use the DCH - 009 battery, with dimensions of (420x115x58mm), a fatter battery.


The item currently linked is the DCH - 009 battery. If you are uncertain about the version of your e - bike or which battery is suitable for it, please send us pictures of your existing battery. Our team will assist you in determining the correct choice.

Compatible Ebike brands:

Tesgo Hummer Pro(1000w 48v17.5ah)

Ginghma R7 Pro

Cmaceweel RX 20

Bezior X Plus(48v17.5ah)

Engwe Engine X(250W 48v13ah)

Engwe Engine Pro(48v17ah)

RIDSTAR MG01(1000w 48v14ah)

RIDSTAR H20(1000w 48v14ah)

Viribus Getaway Plus(48v12ah)

ENGWE EP-2 PRO

MATE X

Lankeleisi X3000 Plus

Lankeleisi T750 Plus(1000w 48v17.5ah)

Cyrusher XF690 maxs

2023 new RANDRIDE YX20

G-REX

BURCHDA R5 Pro

Polarna M5

Polarna M6(48v17.5ah)

Yamee Fat bear 750S(48v)

!!!Attention:

 

Product Information:

NLK foldable electric bicycle battery parameter table
Nominal Voltage:	48V 52V(Optional voltage)
Nominal Capacity:	13Ah 16Ah 17Ah 17.5Ah (Customized capacity)
BMS:	20A-30A (350W to 1000W motor use)
BMS Function:	Over-Current, Over-Discharge, Over-Charge, Short-Circuit Protection, Balance Act.
Size:	It is up to your battery needs
Discharge Cut-Off Voltage:	upon request(Please consult customer service)
Charge Voltage:	upon request(Please consult customer service)
Cycle Life:	80% capacity after 800 cycles
Battery Type:	LI(NiCoMn)O2 18650
Batteries:	Brand 18650 cells
Warranty:	12 months
Weight:	as required
Charging Working Temperature:	0~45°C
Discharge Working Temperature:	-20~60°C
Storage Temperature:	-10~40°C

 

 

 

 

 

 

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FAQ

Q: What type of electric bike battery?

A: It is a Li-ion battery, Chemical is Li(NiCoMn)O2.
Q: What is the difference between a Li-ion battery, a Ni-Mn battery, and a lead-acid battery?

A: E-bike Li-ion batteries have a longer cycle life; the normal cycle life is 800-1000 cycles, and they also have a light weight, small size, no memory effect, non-toxic, environmental friendly.

Q: What's the temperature range of charging and discharging?
A: Charge Temperature: 0 to 45°C and Discharge Temperature: -20 to 65°C
Q: What kind of cells are used in this electric bicycle battery?
A: Different capacities with different cells. We make the battery with original A-grade brands and high-quality domestic cells; all can be customized as per your requests.

Q: Do your e-bike batteries come with a charger?
A: All of our e-bike batteries come with a charger. We have a normal charger and a fast charger. If you need a fast charger, please contact us.
Q: Do your electric bike batteries come with BMS?
A: Yes, our batteries have a SEIKO IC BMS, with stable performance. This can protect the battery and avoid short circuits, overcharging, over-discharging, and overcurrent.
Q: Can you provide OEM and ODM service?
A: Yes, we are a professional electric bike battery manufacturer with a factory, which produces all kinds of high-quality E-bike lithium batteries according to customers' requirements and designs. You are welcome to place OEM and ODM orders and visit our factory.