B1M-4821 E-Bike Battery 48V 21Ah 1008Wh for ET Cycle F720 and F1000

Information

B1M-4821 48V 21Ah E-Bike Battery

The B1M-4821 is a replacement lithium-ion battery designed for compatible ET Cycle F720 and F1000 electric bikes. With 1008Wh of nominal energy, it provides a practical solution for replacing the original B1M battery while maintaining the proper battery format for these compatible models.

Each battery is carefully tested before shipping and is backed by a 3-year warranty.

Before ordering, compare the battery model, voltage, mounting system and connectors with your original battery to ensure compatibility.

Why choose this battery?

3-year warranty
Battery tested before shipping
High-capacity 21Ah battery
1008Wh nominal energy
Designed for compatible ET Cycle models
Shipping across Canada

Characteristics

• Case brand: B1M
• Model: B1M-4821
• Product type: Electric bike battery
• Voltage: 48V
• Capacity: 21Ah
• Nominal energy: 1008Wh
• Technology: Lithium-ion
• Lock with key: Yes
• Battery level indicator: Yes
• Compatible e-bikes: ET Cycle F720; ET Cycle F1000

Another option: battery reconditioning

Is your current battery running out of power too quickly? Before replacing it, check out our e-bike battery reconditioning service in Quebec City, featuring Samsung cells and a 3-year warranty.

→ Learn more about battery reconditioning

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