Product Overview
This GUY-TECH AC Adapter is designed as a compatible replacement power supply for CEN TECH 4-in-1 and 3-in-1 Portable Power Packs, specifically models #69401 and #60657. It provides reliable DC power for charging and operating your jump starter and portable power supply units. The adapter features a 5-foot cord and an LED indicator for operational status.

Image: The GUY-TECH AC Adapter, showing the main power brick with a standard US plug and the attached 5-foot cable terminating in a right-angle barrel connector. A small red LED indicator is visible on the power brick.
Key Features
- Compatibility: Specifically designed as a replacement for CEN TECH 4-in-1 and 3-in-1 Portable Power Packs, models #69401 and #60657.
- Input Voltage: Supports worldwide input voltage from 100V to 240V, making it suitable for international use with appropriate plug adapters (not included).
- Safety Protections: Equipped with Over Voltage Output Protection, Over Current Output Protection, and Short Circuit Output Protection to ensure safe operation and protect your devices.
- LED Indicator: Features an integrated LED light to indicate power status.
- Cable Length: Provides a convenient 5-foot cable for flexible placement.

Image: A graphic highlighting two key features: "5 FEET" indicating the cable length, and "LED light" indicating the presence of a power indicator.
Setup and Installation
- Verify Compatibility: Before connecting, ensure your CEN TECH Portable Power Pack model is #69401 or #60657.
- Connect to Power Pack: Insert the barrel connector of the AC adapter firmly into the DC input port on your CEN TECH Portable Power Pack.
- Connect to Wall Outlet: Plug the AC adapter's power brick into a standard 100V-240V AC wall outlet.
- Observe LED Indicator: The LED indicator on the adapter should illuminate, indicating that power is being supplied.
Ensure all connections are secure before use. Do not force the connector into the port.
Operation
Once properly connected, the AC adapter will begin supplying power to your CEN TECH Portable Power Pack. The primary function of this adapter is to charge the internal battery of the power pack or to provide continuous power for its operation.
- Charging: The power pack's internal charging circuit will manage the charging process. Refer to your power pack's original manual for specific charging times and battery status indicators.
- LED Indicator: The LED on the adapter indicates that the adapter is receiving power and is ready to supply it. It does not indicate the charging status of the power pack itself.
Maintenance
- Cleaning: Disconnect the adapter from both the power pack and the wall outlet before cleaning. Wipe the adapter with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Storage: Store the adapter in a cool, dry place when not in use. Avoid extreme temperatures and direct sunlight.
- Cable Care: Do not bend or crimp the cable excessively. Avoid placing heavy objects on the cable.
- Inspection: Periodically inspect the adapter and cable for any signs of damage, such as frayed wires or cracked casing. If damage is observed, discontinue use immediately.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Adapter LED does not light up. | No power from wall outlet; adapter not fully plugged in; faulty outlet; damaged adapter. | Check wall outlet with another device; ensure adapter is fully plugged in; try a different outlet; inspect adapter for damage. |
| Power pack not charging. | Adapter not properly connected to power pack; power pack's charging circuit issue; power pack battery issue. | Ensure barrel connector is fully inserted; refer to your power pack's manual for charging indicators; if issues persist, consult power pack manufacturer. |
| Adapter feels unusually hot. | Overload; poor ventilation; internal fault. | Disconnect immediately; ensure adequate ventilation around the adapter; discontinue use if overheating persists. |
Specifications
- Product Type: AC Power Adapter
- Brand: GUY-TECH
- Compatibility: CEN TECH 4-in-1 / 3-in-1 Portable Power Pack models #69401, #60657
- Input Voltage: 100V - 240V AC (Worldwide)
- Output: DC (Specific voltage/amperage not provided in input, but implied by compatibility)
- Cable Length: 5 Feet (approximately 1.5 meters)
- Connector Type: Barrel Connector
- Special Features: LED Indicator, Over Voltage Protection, Over Current Protection, Short Circuit Protection
- Certifications: CE
- Item Weight: 5 ounces (approximately 141.7 grams)
Warranty and Support
This GUY-TECH AC Adapter is manufactured to high-quality standards. For specific warranty information, please refer to the documentation provided with your purchase or contact the seller directly.
For technical support or inquiries regarding compatibility, please reach out to the GUY-TECH customer service or the retailer from whom the product was purchased. Always provide your product model and purchase details when seeking support.