1. Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your SBONNI Silent Exhaust Fan 100mm, Model PAC4. This fan is designed to effectively manage humidity, eliminate odors, and prevent mold growth in various indoor environments such as bathrooms, kitchens, WCs, garages, and attics. Please read this manual thoroughly before installation and use to ensure safe and optimal performance of the product.
2. Safety Instructions
Always adhere to the following safety guidelines to prevent injury or damage to the product:
- Ensure the power supply is disconnected before installation, maintenance, or cleaning.
- Installation must be performed by a qualified electrician in accordance with local wiring regulations.
- Do not operate the fan with a damaged power cord or plug.
- Keep hands and foreign objects away from the fan blades during operation.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- The fan is rated IPX4 for water protection, making it suitable for damp environments. However, avoid direct water spray.
- The fan is equipped with integrated overheat protection for enhanced safety.
3. Product Overview and Features
The SBONNI Silent Exhaust Fan is engineered for efficient and quiet air circulation. Key features include:
- Enhanced Motor: Features an upgraded double ball bearing and 100% pure copper motor for reduced friction, energy efficiency, and extended lifespan up to 50,000 hours.
- Quiet Operation: Operates at a low noise level of less than 34 dB, ensuring minimal disturbance.
- High Airflow: Provides an airflow of 130 m³/h with only 12W power consumption, offering effective ventilation.
- Durable Construction: Made from high-performance PC + ABS engineering material, resistant to deformation and corrosion, ensuring long-term durability.
- Balanced Pressure Design: Utilizes 7 uniquely designed blades for balanced pressure and stable airflow, optimizing ventilation efficiency.
- Safety Features: Equipped with integrated overheat protection and IPX4 water resistance for maximum safety in humid environments.
- Versatile Installation: Can be mounted on walls, ceilings, or windows.

Figure 1: SBONNI Silent Exhaust Fan 100mm. This image shows the compact design of the exhaust fan, highlighting its grille and overall structure.
4. Installation
The SBONNI exhaust fan is designed for easy installation. It can be mounted on walls, ceilings, or windows. Ensure the chosen location allows for proper air exhaust to the outside or a sufficiently ventilated area.
4.1 Pre-Installation Checklist
- Verify that the power supply is turned off at the main circuit breaker.
- Ensure the mounting surface is stable and can support the fan's weight.
- Confirm the ducting size (100mm) matches your installation requirements.
- Gather necessary tools: drill, screwdriver, measuring tape, level, sealant (if required for airtight seal).
4.2 Mounting Steps
- Prepare the Opening: Create a circular opening of 100mm diameter in the wall, ceiling, or window. Ensure the opening is clean and free of debris.
- Position the Fan: Place the fan into the opening, ensuring it fits snugly. The fan can be oriented as needed for exhaust.
- Secure the Fan: Use appropriate screws and anchors (not included, typically) to secure the fan housing to the mounting surface. Ensure it is level and firmly attached.
- Connect Ducting (if applicable): If connecting to a duct system, ensure a tight seal between the fan outlet and the ductwork to prevent air leakage.
- Electrical Connection: The fan comes with a 1.5m power cable and plug for "Plug and Play" convenience. Connect the plug to a suitable power outlet. If direct wiring is required (e.g., to a light switch), consult a qualified electrician.
- Test Operation: Once installed and wired, restore power and test the fan's operation.

Figure 2: Example of a bathroom environment where the exhaust fan can be installed. The image depicts a clean, modern bathroom with a sink and toilet, illustrating a typical application area for the fan.
5. Operating Instructions
The SBONNI Silent Exhaust Fan is designed for straightforward operation.
- Power On/Off: Plug the fan into a power outlet. The fan will operate when power is supplied. If connected to a wall switch, use the switch to control power.
The fan operates at a single speed to provide consistent and effective air extraction.
6. Maintenance
Regular cleaning and maintenance will ensure the longevity and optimal performance of your exhaust fan.
- Disconnect Power: Always turn off and unplug the fan before any cleaning or maintenance.
- Clean Exterior: Wipe the exterior surfaces of the fan with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Clean Grille/Blades: Carefully remove the front grille (if detachable) and gently clean the fan blades with a soft brush or cloth to remove dust and debris. Ensure no water enters the motor housing.
- Reassemble: Once clean and dry, reattach the grille securely.
- Frequency: Clean the fan every 1-3 months, depending on usage and environmental conditions.
7. Troubleshooting
If you encounter issues with your SBONNI exhaust fan, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Fan does not turn on. | No power supply. Faulty wiring/connection. | Check if the fan is plugged in and the power outlet is active. Verify circuit breaker. Consult a qualified electrician for wiring issues. |
| Fan is unusually noisy. | Obstruction in blades. Loose mounting. Motor issue. | Disconnect power and check for debris on blades. Ensure the fan is securely mounted. If noise persists, contact customer support. |
| Poor air extraction. | Blocked grille/ducting. Incorrect installation. | Clean the grille and check ducting for obstructions. Ensure proper sealing of ductwork. Verify fan orientation for exhaust. |
If the problem persists after attempting these solutions, please contact SBONNI customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | SBONNI |
| Model Number | PAC4 (also P101E) |
| Color | White |
| Dimensions (L x W x H) | 15.5 x 15.5 x 12.5 cm |
| Weight | 480 grams |
| Power | 12 Watts |
| Voltage | 230 Volts |
| Material | Polycarbonate Acrylonitrile Butadiene Styrene (PC + ABS) |
| Number of Speeds | 1 |
| Noise Level | 34 Decibels |
| Airflow | 130 m³/h |
| Special Features | IPX4, Pure Copper Double Ball Bearing Motor, Overheat Protection, Silent and Powerful |
| Recommended Use | Air Circulation, Ventilation (Bathroom, Kitchen, WC, Garage, Attic) |
| Mounting Type | Wall Mount |
9. Warranty and Support
SBONNI guarantees the quality of this product, which holds multiple official certifications. We are committed to providing reliable and trustworthy products.
If you have any questions, require assistance with installation, operation, or maintenance, or are not satisfied with your purchase, please do not hesitate to contact SBONNI customer support. Our team is available to provide support and ensure your satisfaction.
Please refer to your purchase documentation for specific warranty terms and contact information.
