E-bike Range Extender

Smart, light, range extender, high-efficiency charger

Compatible with most bike frames. It can work as a portable charger or battery. Both use cases support dual battery connections. The sealing applied with IP67 is a plus.


Cell Type

NCA 21700, SAMSUNG INR21700-50E

Cell Structure






Standard Charge Current


Discharge rate

3A continuous as a charger, 6A continuous as a battery

Cycle Life

500 cycles


210*78.5 mm

Waterproofing Grade


Weight of battery


Smart BMS


Case material


Case Type

Range extender


CE, EN 15194:2017, FCC, ROHS, UN-Package, UN38.3

Operating Temperature(Charge)


Operating Temperature(Discharge)


Discover more about E-bike Range Extender TK0005


The range extender is one of our best sellers. This model is designed to be the charger for the main battery, supporting 3-6A continuous output current.

Its key features are high efficiency, small size, and flexibility.


e bike range extender tk0005

e bike range extender tk0005

How to mount an e-bike range extender on the frame?

Enjoy the most accessible and most convenient mounting on the bike frame. The assembly of the battery holder is the same as a water bottle holder. That is why it can match many bike racks and you can save your budget and time.

Product details show

e bike range extender tk0005Features

  • Compatible with the most bike frame
  • Lightweight – only 1.3kg
  • LED power display
  • Good consistency: free of charge for 6 months
  • Low self-discharge: deep sleep mode for storage
  • Waterproof IP67


  • Charge temperature: 0-45℃
  • Discharge temperature: -20-60℃
  • Battery life: minimum 500 cycles

Protection Functions

  • Overcharge voltage
  • Over discharge voltage
  • Over temperature protection
  • Cell balance
  • Provides the current status of the battery
  • Provides calendar information
  • Short Circuit Protection
  • CAN bus communication interface

Connector Type

Model: Cusmade2+6PIN

  • PIN1 – P+/C+
  • PIN2 – P-/C-
  • PIN3 – CAN H
  • PIN4 – NC
  • PIN5 – CAN L
  • PIN6 – COM – Detection port, normal output 3.3V, 0V output if with loading.

e bike range extender tk0005

e bike range extender tk0005





Cell arrangement

e bike range extender tk0005

e bike range extender tk0005

e bike range extender


e bike range extender 1

e bike range extender 2

Aside from those products, we can provide customized packs according to the customer’s needs and specifications.

🔋 E-bike Range Extender: Smart, Light, and Efficient Charger

  • 🚴 Versatile Compatibility: Fits most bike frames, serving as a portable charger or battery. Supports dual battery connections. IP67 sealing for added durability.
  • 🔌 High-Efficiency Charging: Designed as a charger for the main battery, providing 3-6A continuous output current.
  • 📏 Compact and Flexible: Compact size, high efficiency, and flexible usage options make it a versatile choice.
  • 🔧 Easy Mounting: Attaches to the bike frame like a water bottle holder, compatible with various bike racks, saving you both budget and time.
  • 📊 LED Power Display: Keep track of your battery’s power status at a glance.
  • 🔋 Long Battery Life: Minimum 500 cycles, ensuring lasting use.
  • 🛡️ Protection Functions: Features various protections including overcharge voltage, over discharge voltage, over-temperature protection, cell balance, and short circuit protection.
  • 📆 Battery Status Information: Provides real-time battery status and calendar information.
  • 🔌 CAN Bus Communication Interface: Equipped with a CAN bus communication interface.
  • 🔌 Connector Type: Model Cusmade2+6PIN, offering versatile pin connections for easy setup.
  • 🌡️ Temperature Tolerant: Operates in temperatures ranging from 0°C to 45°C for charging and -20°C to 60°C for discharging.
  • ⚖️ Lightweight: Weighs only 1.3kg for minimal added weight to your e-bike.
  • Low Self-Discharge: Deep sleep mode for storage ensures your battery is always ready when you are.

Experience the convenience and flexibility of our E-bike Range Extender. Elevate your e-bike’s range with ease.

4 good reasons

for choosing Tritek Battery for your electric mobility

选择我们的4大理由 定稿 06

An Intelligent battery with smart BMS, integrate with protocol applicable to the onboard applications, allowing you to communicate with the battery during riding.

选择我们的4大理由 定稿 03

A safe battery and full compliance with certificates in the lev industry, enabling you to use electric mobility worldwide with no restrictions.

选择我们的4大理由 定稿 18

We make every effort to supply sustainable power solutions. You can expect more than 500 cycles or 2.5 years shelf life.

选择我们的4大理由 定稿 21

We are your true battery partner because we care about efficient service. Our service center in Spain and future centers in Germany and the USA are on 24 hours standby for your convenience.

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Tritek is your ODM partner for lev battery, and we pay close attention to your requirements.

tritek ebike battery e mtb battery e motorcycle battery+

Inquiry Form

Tritek is your ODM partner for lev battery, and we pay close attention to your requirements.

Tritek aim to be the world leading supplier of the lev battery

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