1. Introduction
This manual provides essential information for the safe and effective use of your SKKSource AC Charging Power Cord. This cord is specifically designed to provide AC power input for charging compatible devices, such as the Viking 12V/24V 3400 Peak Amps Jump Starter Model 57084. Please read these instructions thoroughly before use and retain them for future reference.
2. Safety Information
Adherence to safety guidelines is crucial for preventing damage to the product and ensuring user safety. This product is UL Listed, indicating it meets recognized safety standards.
- Compatibility Check: Before connecting, ensure the DC output and tip size of your device's AC adapter port are compatible with this cord. This cord features a D-O (polarized) plug format.
- Overheating Protection: The product incorporates multiple smart features to safeguard against incorrect voltage (IV), short circuits (SC), and internal overheating (IO).
- Ventilation: If the adapter is used for extended periods, ensure adequate ventilation and humidity control. Avoid placing it on heat-sensitive surfaces or materials.
- General Care: Do not expose the cord to excessive moisture, extreme temperatures, or direct sunlight. Avoid bending or crimping the cable sharply.
- Damage: Do not use the cord if it appears damaged. Contact support for assistance.
3. Product Overview
The SKKSource AC Charging Power Cord is a 6-foot (1.83m) cable designed for reliable power delivery. It features a standard US 2-prong AC plug (NEMA 1-15P) on one end and a polarized IEC C7 connector (often referred to as 'figure-8' or 'D-O' type) on the other.

Figure 3.1: Overview of the SKKSource AC Charging Power Cord, showing both the standard US 2-prong plug and the polarized IEC C7 connector.
The cable is constructed with NISPT-2 2 X 18AWG (0.824mm²) gauge wiring, ensuring durability and efficient power transmission. It is crucial to use a polarized cord with devices that require a polarized connection to maintain proper electrical safety and function.

Figure 3.2: Visual guide distinguishing between non-polarized and polarized IEC C7 connectors. This cord is polarized (D-O type).

Figure 3.3: Close-up of the cord's plugs and the cable jacket showing the NISPT-2 2 X 18AWG specification.
4. Setup
- Inspect the Cord: Before each use, visually inspect the power cord for any signs of damage, fraying, or exposed wires. Do not use a damaged cord.
- Verify Device Port: Ensure your device, such as the Viking Jump Starter Model 57084, has a compatible polarized IEC C7 (D-O type) AC input port.
- Connect to Device: Insert the polarized IEC C7 end of the power cord firmly into the AC input port of your device.
- Connect to Power Outlet: Plug the standard US 2-prong AC plug into a functioning 120V AC wall outlet.
The device is now ready for operation or charging, depending on its design.
5. Operating Instructions
Once the SKKSource AC Charging Power Cord is properly connected to both the power outlet and your compatible device (e.g., Viking Jump Starter Model 57084), the device will begin to draw power for its intended function, typically charging.
- Charging Indication: Refer to your device's specific instruction manual for indicators of charging status (e.g., LED lights, display messages).
- Unplugging: To disconnect, always grasp the plug firmly and pull it straight out from the wall outlet first, then from the device. Do not pull by the cord itself.
- Continuous Use: While designed for durability, avoid leaving the cord plugged in unnecessarily for extended periods when not in use.
6. Maintenance
Proper maintenance ensures the longevity and safe operation of your power cord.
- Cleaning: Disconnect the cord from all power sources before cleaning. Wipe the cord and plugs with a dry, soft cloth. Do not use liquid cleaners or immerse the cord in water.
- Storage: When not in use, coil the cord loosely. Avoid tight coiling or wrapping around sharp objects, which can stress the cable. Store in a cool, dry place away from direct sunlight and extreme temperatures.
- Regular Inspection: Periodically check the cord for any signs of wear, cuts, or damage, especially near the plugs.
7. Troubleshooting
If your device is not receiving power or charging, consider the following:
- No Power: Ensure both ends of the power cord are securely plugged into the wall outlet and the device.
- Outlet Check: Test the wall outlet with another known working appliance to confirm it is supplying power.
- Device Compatibility: Double-check that your device's AC input port is indeed a polarized IEC C7 (D-O type) and that the voltage requirements match standard household AC power.
- Cord Damage: Inspect the cord for any visible damage. If damaged, discontinue use and replace the cord.
If issues persist, consult the manual for your specific device or contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | SKKSource |
| Model Number | 57084 (for compatible Viking Jump Starter) |
| Cable Type | AC Charging Power Cord |
| Plug Format (Device End) | D-O Type (Polarized IEC C7) |
| Plug Format (Wall End) | US 2-Prong (NEMA 1-15P) |
| Cable Length | 6 feet (approx. 1.83 meters) |
| Wire Gauge | NISPT-2 2 X 18AWG (0.824mm²) |
| Safety Certification | UL Listed |
| Color | Black |
| Item Weight | 1.76 ounces (approx. 50 grams) |
| Package Dimensions | 5.83 x 2.64 x 1.85 inches |
9. Warranty and Support
SKKSource products are manufactured with quality materials and undergo rigorous testing. For specific warranty details, please refer to the product packaging or the manufacturer's official website. If you have any questions, require technical assistance, or need to report an issue, please contact the seller or SKKSource customer support directly. Contact information is typically available on the product listing or packaging.
Note: This is a brand new, high-quality non-OEM replacement cord. Ensure compatibility with your device model before purchase.
