1. Introduction
This manual provides essential instructions for the safe and efficient use of your SupplySource 12V AC/DC Adapter, model LP.1280. This adapter is designed to provide stable power for compatible electronic devices requiring a 12V DC input.
Important Safety Notices:
- Before ordering, verify that the DC output voltage and tip size of this AC adapter match your device's requirements.
- For prolonged use, ensure the adapter is placed in a well-ventilated area with suitable humidity. Avoid placing it on skin products or other materials that may obstruct ventilation.
- This adapter is manufactured with multiple smart features safeguarding against incorrect voltage, short circuits, and internal overheating.
- Always ensure the adapter is disconnected from the power source when not in use or during cleaning.
2. Product Features
- Safety Protections: Features stable output voltage, automatic overload cut-off, over voltage cut-off, automatic thermal cut-off, and short circuit protection.
- High-Quality Power Cord: The power cord is constructed with a high-quality 3x0.5 mm copper core, providing antioxidant and corrosion-resistant properties.
- Durable Casing: The power supply's shell is made of flame retardant and high-temperature resistant ABS and PC synthetic materials, ensuring strength and wear resistance.
- Wide Input Voltage: Input Volt Range: 100-240V AC, Input Frequency: 50-60Hz.
- Extended Cable Length: Approximately 11 feet (3.35 meters) for flexible placement.

Image 1: SupplySource 12V AC/DC Adapter showing internal safety features, high-quality copper core power cord, and durable ABS/PC synthetic material casing.
3. Setup Instructions
- Verify Compatibility: Before connecting, confirm that your device requires a 12V DC input and that the adapter's barrel round plug tip matches your device's power port. Incorrect voltage or tip size can damage your device.
- Connect to Device: Insert the barrel round plug tip of the adapter firmly into the DC input port of your electronic device (e.g., CD Coming Data LP.1280).
- Connect to Power Outlet: Plug the AC power cord into a standard 100-240V AC wall outlet.
- Power On: Once connected, your device should receive power. If your device has a power switch, turn it on.
Note: This adapter is a new, high-quality, non-OEM product. Always ensure the model of your device is compatible before use.
4. Operation
Once properly connected, the adapter will supply continuous power to your compatible device. No further user interaction is typically required for basic operation. The adapter's internal safety features will automatically manage voltage, current, and temperature to protect both the adapter and your connected device.
5. Maintenance
- Ventilation: Ensure the adapter is always in a well-ventilated area during operation to prevent overheating. Do not cover it or place it in enclosed spaces.
- Humidity: Keep the adapter in an environment with suitable humidity. Avoid extreme moisture or direct water exposure.
- Cleaning: Disconnect the adapter from the power outlet before cleaning. Use a dry, soft cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures.
6. Troubleshooting
Device Not Receiving Power:
- Check Connections: Ensure all cables are securely plugged into both the device and the wall outlet.
- Verify Outlet: Test the wall outlet with another known working device to confirm it has power.
- Confirm Compatibility: Double-check that the adapter's voltage (12V DC) and tip size are correct for your device.
- Inspect Adapter: Look for any visible damage to the adapter or cables. If damaged, discontinue use.
If you continue to experience issues, please refer to the "Warranty and Support" section for assistance.
7. Specifications
| Brand | SupplySource |
| Model Number | LP.1280 (also compatible with LP-1280, LP1280) |
| Input Voltage Range | 100-240V AC |
| Input Frequency | 50-60Hz |
| Output Voltage | 12V DC |
| Cable Length | 11 feet (approx. 3.35 meters) |
| Material | Flame retardant ABS and PC synthetic materials, Copper core |
| UPC | 794155525111 |
| ASIN | B07ZKMSR8B |
| First Available | October 25, 2019 |
8. Warranty and Support
Warranty Information:
- 30 Days Money Back Guarantee: If you are not satisfied with your purchase.
- 60 Days Free Exchange: With a paid return label for product defects or issues.
- 720 Days Worry-Free Warranty: For any concerns or issues that arise during this period.
Customer Support:
Should you have any further questions, concerns, or require assistance with your SupplySource 12V AC/DC Adapter, please do not hesitate to contact us. We are available to assist you.
Please refer to your purchase documentation or the seller's contact information for specific support channels.