This is a programmable intelligent motor controller for electric bicycles (Model: FSJMMYO3). It is a customizable component that requires you to provide specific details about your e-bike setup immediately after placing your order to ensure compatibility and correct programming.

Key Features & Specifications:

• Wide Voltage Compatibility: Supports 24V, 36V, and 48V battery systems.

• Programmable & Customizable: Must be configured for your specific e-bike. We will program it based on the information you provide.

• Robust Performance: Rated working current: 6-25A. Maximum working current: 30A.

• Broad Operating Range: Designed to work in temperatures from -20℃ to 60℃ (-4°F to 140°F).

• Essential Repair/Upgrade Part: A core component for replacing a faulty controller or upgrading an existing e-bike system.

⚠️ Critical Ordering Instructions:
This is a CUSTOMIZED product. To receive a working controller, you MUST contact us immediately after placing your order with the following details:

1. Your e-bike's battery voltage (24V, 36V, or 48V).

2. The wheel diameter (in inches).

3. The make/model of your current controller (if replacing).

4. The type of instrument/display used with your bike.

5. The serial number from the back of your display/instrument.

6. Any specific communication protocol your system uses.

Product Specifications (General):

• Model: FSJMMYO3

• Voltage: 24V/36V/48V Compatible

• Rated Current: 6-25A

• Max Current: 30A

• Operating Temp: -20℃ to 60℃

Ordering & Shipping Information:

• Processing: Orders typically require 3-7 business days for preparation and custom programming after we receive your required bike specifications.

• Shipping: We offer FREE shipping to the contiguous 48 states. International orders ship via the eBay International Shipping Program; import fees are calculated at checkout.

• Support: We are here to help ensure you get the right part. Please contact us with any questions before or immediately after ordering.

Please Note: Orders cannot be modified or canceled after shipping. We accept returns within 15 days for defective items, provided they are in original condition. Buyer is responsible for return shipping costs unless the item is defective.