Introduction
This manual provides essential instructions for the safe and effective use of your MPKKE AC Adapter Charger, Model MK-45. This adapter is specifically designed to charge the Wagan Power Dome EX 400W Battery Jump Starter (Item 2454) from a standard AC wall outlet. Please read this manual thoroughly before use and retain it for future reference.
Safety Information
Always observe the following safety precautions to prevent injury or damage to the product:
- Use only with the specified Wagan Power Dome EX 400W Battery Jump Starter.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Do not attempt to disassemble or modify the adapter.
- Ensure the power outlet voltage matches the adapter's input specifications (240 Volts AC).
- Disconnect the adapter from the power source when not in use.
- Keep out of reach of children.
Setup
Unboxing and Inspection
Carefully remove the AC adapter from its packaging. Inspect the adapter and its cables for any signs of damage. If any damage is observed, do not use the product and contact customer support.

Image 1: Front view of the MPKKE AC Adapter Charger, showing the main unit and power cord.

Image 2: Side view of the MPKKE AC Adapter Charger, highlighting the proprietary DC output connector.
Connecting the Adapter
- Locate the charging port on your Wagan Power Dome EX 400W Battery Jump Starter.
- Connect the proprietary DC output connector of the MPKKE AC Adapter Charger firmly into the charging port of the jump starter.
- Plug the AC input cord of the adapter into a standard 240V AC wall outlet.
- Ensure all connections are secure before proceeding.
Operating Instructions
Charging the Wagan Power Dome EX
Once the adapter is correctly connected to both the jump starter and a power outlet, the charging process will begin automatically. Refer to your Wagan Power Dome EX 400W Battery Jump Starter's manual for specific charging indicators and expected charging times. The MPKKE AC Adapter Charger provides the necessary power (400 watts) to efficiently recharge your jump starter.
Note: The adapter is designed for continuous charging until the jump starter battery is full. Always ensure proper ventilation around the adapter during operation.
Maintenance
Cleaning
To clean the adapter, disconnect it from all power sources. Use a soft, dry cloth to wipe down the exterior. Do not use liquid cleaners or abrasive materials, as these can damage the unit.
Storage
When not in use, store the adapter in a cool, dry place, away from direct sunlight and moisture. Coil the cables neatly to prevent tangling and damage.
Troubleshooting
- Adapter Not Providing Power:
- Ensure the AC input cord is securely plugged into a working wall outlet.
- Verify that the DC output connector is firmly seated in the jump starter's charging port.
- Check if the wall outlet is functional by plugging in another device.
- Jump Starter Not Charging:
- Confirm that the adapter is receiving power and connected correctly.
- Refer to your Wagan Power Dome EX manual for specific charging indicators and troubleshooting steps related to the jump starter itself.
- If the issue persists, the adapter or jump starter may require service.
Specifications
| Brand | MPKKE |
| Model Number | MK-45 |
| Input Voltage | 240 Volts AC |
| Wattage | 400 watts |
| Connector Type | Proprietary |
| Included Components | 1 Charger |
| Item Weight | 4 ounces |
| Package Dimensions | 4 x 3 x 1.5 inches |
Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or contact the seller directly. Keep your purchase receipt as proof of purchase.





