1. Product Overview
The LEFXMOPHY B7W64E / GA-1202000 is a replacement power cord designed for various Amazon Echo devices. This adapter provides a reliable 15W power supply, serving as an ideal alternative for a lost or damaged original charger. It features a 5-foot (150 cm) cable with a DC round plug connector, ensuring compatibility and convenience.

The main product image of the LEFXMOPHY replacement power cord.
2. Compatibility
This power cord is specifically designed to be compatible with the following Amazon Echo devices:
- Echo Spot
- Echo TV Cube
- Echo Dot 3rd Generation
- Echo Dot 4th Generation (15W models only)
- Echo Dot Kids Edition
- Echo Show 5
- Echo Dot with Clock Speakers
- Echo Dot 4th Generation Limited Edition
Important Note: This charger is rated for 15W devices. It is not compatible with 30W devices, such as the larger Echo 4th Generation.

This diagram displays the range of Amazon Echo devices that are compatible with this power cord, including different generations and models.

This image illustrates the size and wattage difference between compatible 15W devices and incompatible 30W devices. Ensure your device requires a 15W power supply.
3. Setup and Installation
Follow these simple steps to connect your LEFXMOPHY power cord:
- Locate the power input port on your compatible Amazon Echo device. This is typically a round port.
- Insert the DC round plug connector of the LEFXMOPHY power cord firmly into the device's power input port.
- Plug the wall adapter end of the power cord into a standard electrical outlet (100-240V AC).
- Your device should power on and indicate readiness for use or setup (e.g., by illuminating a light ring).
This video demonstrates how to correctly connect the LEFXMOPHY power cord to compatible Amazon Echo Dot devices, showing the power-up sequence.
4. Operating Instructions
Once connected, the LEFXMOPHY power cord provides continuous power to your compatible Amazon Echo device. No further operation is required for the power cord itself. Ensure the device is properly connected to a power source for uninterrupted functionality.
5. Safety Information
To ensure safe operation and prevent damage, please observe the following:
- Use only with compatible devices as listed in Section 2.
- The wall charger operates at an input voltage range of 100 to 240V AC.
- This product is UL, CE, FCC, and RoHS certified, featuring built-in protection against over-voltage, over-load, over-current, and short circuits.
- Do not expose the power cord or adapter to water or excessive moisture.
- Avoid placing the power cord in areas where it can be tripped over or damaged.
- Do not attempt to disassemble or repair the adapter. Contact qualified personnel for service.
- Keep out of reach of children and pets.
6. Maintenance
The LEFXMOPHY power cord requires minimal maintenance:
- Keep the adapter and cable clean and free from dust. Use a dry, soft cloth for cleaning.
- Regularly inspect the cable for any signs of wear, cuts, or damage. If damage is observed, discontinue use immediately and replace the cord.
- Store the power cord in a cool, dry place when not in use. Avoid tightly coiling the cable to prevent internal wire damage.
7. Troubleshooting
If your device is not powering on after connecting the LEFXMOPHY power cord, consider the following:
- No Power: Ensure the power adapter is fully plugged into both the wall outlet and your Echo device. Try a different wall outlet to rule out an issue with the power source.
- Incorrect Device: Verify that your device is listed as compatible in Section 2 and requires a 15W power supply. This adapter is not suitable for 30W devices.
- Damaged Cable: Inspect the power cord for any visible damage. If the cable or adapter is damaged, it should be replaced.
- Device Issue: If the power cord appears functional and is correctly connected to a compatible device, the issue might be with the Echo device itself. Refer to your Echo device's manual or support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | LEFXMOPHY |
| Model Numbers | B7W64E / GA-1202000 |
| Product Dimensions | 1.97 x 1.57 x 1.77 inches |
| Item Weight | 3.84 ounces |
| Connector Type | Barrel Connector |
| Input Voltage | 100-240V AC |
| Amperage | 0.06 Amps |
| Wattage | 15 Watts |
| Cable Length | 5 feet (150 cm) |
| Special Feature | Short Circuit Protection, Over-voltage, Over-load, Over-current Protection |
| Certifications | UL, CE, FCC, RoHS |
9. Warranty and Support
For warranty information or technical support regarding your LEFXMOPHY B7W64E / GA-1202000 power cord, please refer to the seller's policy on the platform where the product was purchased. Keep your purchase receipt as proof of purchase for any warranty claims.