1. Product Overview
The KFD 36V AC DC Adapter is designed to provide a stable and efficient power supply for various cordless vacuum cleaner models. This adapter ensures reliable charging with built-in safety features to protect your device.

Image: The KFD 36V AC DC Adapter connected to a cordless vacuum cleaner, illustrating the charging process.
Key Features:
- Input: 100-240V AC, 50-60Hz
- Output: 36V DC
- Safety Certifications: UL, CE, FCC, RoHS certified
- Protection Features: Over Voltage Protection (OVP), Over Current Protection (OCP), Short Circuit Protection (SCP)

Image: An internal view of the KFD adapter, highlighting its high-quality components and UL certification for stable power delivery and long-term reliability.
2. Compatibility
This adapter is compatible with a wide range of cordless vacuum cleaners. Please verify your vacuum cleaner's model number and required voltage/current specifications before use.
Compatible Models Include:
- INSE Series: S6, S6P, S6T, S6 Pro, S600, S610, S650, S660, S670, S680
- HOMPANY: Smartvac 11
- MOOSOO: XL-618B, K24
- Laresar: Ultra7
- Orfeld: V18
- TMA Series: T150, T151, T210, T220
- Other Compatible Models: NEQUARE N280, Fabuletta FSV003 VC02 002 FSV006 FPV006, Aucma by Whall Model EV-691 EV-691H, Deik VCS1000-UL, Aleema X8, Vyklo V-S12 VS12 V12, GOOVI by ONSON EV693, Honiture X7-US, SunSare X7A, Ecowell WCVP03 CL-2001 LULU Quick Clean P03
Important Note: This adapter is designed for direct charging of the vacuum cleaner. It is NOT compatible with charging docks or charging stations.

Image: A visual representation of several compatible vacuum cleaner models, including INSE S6, S6P, S6T, S600, and S670.
3. Setup Instructions
Follow these steps to set up your KFD 36V AC DC Adapter for charging:
- Verify Compatibility: Before connecting, ensure your vacuum cleaner's model and charging port specifications match the adapter's output (36V DC) and connector type (barrel connector). Refer to your vacuum cleaner's manual for details.
- Connect to Vacuum: Insert the barrel connector of the KFD adapter firmly into the charging port of your vacuum cleaner.
- Connect to Power Outlet: Plug the AC input prongs of the adapter into a standard 100-240V wall power outlet.
- Confirm Charging: Most vacuum cleaners have an indicator light that illuminates when charging. Verify that this light is active.
Caution: Only use the adapter for direct charging. Do not attempt to connect it to a charging dock or station if your vacuum cleaner requires a specific dock for charging.

Image: The KFD adapter connected to a vacuum cleaner and a wall outlet, demonstrating the correct setup for direct charging.
4. Operating Instructions
Once properly connected, the KFD 36V AC DC Adapter will begin charging your vacuum cleaner's battery. The charging process is automatic.
- Charging Time: Refer to your vacuum cleaner's instruction manual for typical charging times.
- Charging Indicators: Observe your vacuum cleaner's battery indicator lights to monitor the charging status. These lights typically show when the battery is charging, fully charged, or low.
- Disconnecting: Once the battery is fully charged, disconnect the adapter from the wall outlet first, then from the vacuum cleaner.
Safety Precaution: Do not leave the adapter connected to the power outlet for extended periods after the device is fully charged, although the adapter includes overcharge protection.
5. Care and Maintenance
To ensure the longevity and safe operation of your KFD 36V AC DC Adapter, follow these maintenance guidelines:
- Storage: Store the adapter in a cool, dry place when not in use. Avoid extreme temperatures.
- Cleaning: Wipe the adapter with a dry, soft cloth. Do not use liquid cleaners or immerse the adapter in water.
- Cable Care: Avoid bending or crimping the power cord excessively. Do not place heavy objects on the cord.
- Inspection: Periodically inspect the adapter and cable for any signs of damage, such as frayed wires or cracked casing. Discontinue use if damage is observed.
6. Troubleshooting
If you encounter issues with your KFD 36V AC DC Adapter, refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum not charging | Incorrect adapter voltage/current; Loose connection; Faulty outlet; Vacuum battery issue | Verify adapter compatibility with vacuum; Ensure all connections are secure; Test with a different wall outlet; Consult vacuum manual for battery troubleshooting |
| Adapter gets hot during use | Normal operation; Overload; Poor ventilation | Slight warmth is normal. Ensure adapter is in a well-ventilated area; Discontinue use if excessively hot and contact support. |
| Adapter not powering on | No power from outlet; Damaged adapter | Test outlet with another device; Inspect adapter for visible damage. If damaged, discontinue use. |
If the problem persists after attempting these solutions, please contact KFD customer support.
7. Product Specifications
- Input Voltage: 100-240V AC
- Input Frequency: 50-60Hz
- Output Voltage: 36V DC
- Output Amperage: 0.5 Amps
- Wattage: 18 watts
- Connector Type: Barrel connector
- Item Weight: 5.6 ounces
- Package Dimensions: 5.31 x 3.58 x 1.65 inches
- Certifications: UL, CE, FCC, RoHS

Image: The KFD 36V AC DC Adapter, displaying its product label with detailed input and output specifications.
8. Warranty and Support
KFD products are manufactured to high-quality standards and come with a comprehensive warranty.
- Warranty Period: 36 Months Warranty from the date of purchase.
- Exchange Policy: 30 Days Free Exchange for defective products.
Customer Support:
For any questions, technical assistance, or warranty claims, please contact KFD customer support through the retailer's platform or the official KFD website. Please have your purchase details and product model information ready when contacting support.

Image: A graphic representation of the 3-year warranty provided with the KFD adapter.





