1. Product Overview
The KENT Supreme Star RO Water Purifier is designed to provide pure and healthy drinking water through a multi-stage purification process. This system combines Reverse Osmosis (RO), Ultraviolet (UV), Ultra Filtration (UF), TDS Control, Alkaline, Copper, and UV in-tank technologies to remove impurities and retain essential minerals.

Figure 1: Front view of the KENT Supreme Star RO Water Purifier.
Key Features:
- Multiple Purification Process: RO+UV+UF+TDS Control+Alkaline+Copper+UV In-tank ensures comprehensive water purification.
- Retains Essential Minerals: A TDS control valve allows adjustment to retain natural minerals in purified water.
- Auto Flush for RO Membrane: Prevents scaling and fouling, enhancing membrane efficiency and extending its lifespan.
- Copper Filter: Adds pure copper to the water, contributing to various health benefits.
- Alkaline Filter: Helps neutralize acids, promotes pH balance, and provides antioxidant benefits.
- Digital Display of Purity & Performance: Provides real-time information on water purity, filter life, RO flow rate, and purified water quality.
- UV LED in Storage Tank: Keeps stored water free of bacteria.
- High Purification & Storage Capacity: Offers up to 20 LPH purification capacity and a 9-liter storage tank.
2. Setup and Installation
The KENT Supreme Star is designed for wall-mount installation, optimizing kitchen space and providing convenient access to purified water. The unit is lightweight (8 kg) for easier handling during installation.
Installation Steps:
- Unpacking: Carefully remove the purifier from its packaging. Ensure all components listed in the packing list are present.
- Site Selection: Choose a suitable wall location near a water source and an electrical outlet. Ensure sufficient space for maintenance and operation.
- Mounting: Use the provided mounting template to mark drilling points on the wall. Securely fasten the purifier to the wall using appropriate screws and anchors.
- Water Connection: Connect the raw water inlet to the purifier's inlet port. Ensure all connections are tight to prevent leaks.
- Drain Connection: Connect the reject water line to a drain.
- Power Connection: Plug the power cord into a standard electrical outlet.
- Initial Flush: Before first use, allow the purifier to run for a few minutes to flush out any manufacturing residues. Refer to the detailed instructions in the physical user manual for specific flushing procedures.

Figure 2: Wall-mounted installation of the water purifier in a kitchen setting.
3. Operating Instructions
The KENT Supreme Star RO Water Purifier operates automatically once connected to power and water supply. The digital display provides essential information for user convenience.
Starting the Purifier:
- Ensure the water supply is turned on and the purifier is plugged in.
- The purifier will automatically begin the purification process when the water level in the storage tank is low.
- The digital display will show the current status, including "Purifying" when in operation.
Digital Display & Indicators:
The advanced digital display provides real-time updates on the purifier's status:
- Water Purity: Indicates the quality of purified water.
- Filter Life: Shows the remaining lifespan of the filters, prompting timely replacement.
- RO Flow Rate: Displays the rate at which water is being purified.
- TDS Minerals: Provides information on the Total Dissolved Solids level.
- Auto Flush: Indicates when the auto-flush cycle is active.
- Tank Full: Lights up when the 9-liter storage tank is full.
- UV Failure / Low Minerals / No Input Water: Alerts for potential issues requiring attention.

Figure 3: Close-up of the digital display panel.
4. Maintenance
Regular maintenance ensures the longevity and optimal performance of your KENT Supreme Star RO Water Purifier. Adhere to the recommended service schedule.
Filter Replacement:
- The digital display will indicate when filters need replacement.
- It is crucial to replace filters as recommended to maintain water quality and purifier efficiency.
- Contact authorized KENT service personnel for genuine filter replacements and professional service.
Auto Flush Feature:
The integrated Auto Flush system automatically rinses the RO membrane, providing several benefits:
- Reduces scaling and fouling of the RO membrane.
- Enhances TDS rejection, improving RO membrane efficiency.
- Extends the overall lifespan of the RO membrane.
- Contributes to reducing rejected water flow.
Cleaning:
- Wipe the exterior of the purifier with a soft, damp cloth.
- Do not use harsh chemicals or abrasive cleaners.
- Periodically clean the storage tank as per the service technician's advice.
5. Specifications
| Feature | Specification |
|---|---|
| Brand | KENT |
| Model Name | Supreme Star |
| Product Dimensions (L x W x H) | 52L x 26W x 41H Centimeters |
| Material | Plastic |
| Capacity | 9 litres |
| Installation Type | Wall Mount |
| Purification Method | Reverse Osmosis (RO) |
| Power Source Type | Corded Electric |
| Maximum Flow Rate | 20 Liters Per Hour |
| Supported Water TDS Level Maximum | 500 PPM |
| Item Weight | 8 Kilograms |
| Special Feature | Self Cleaning (Auto Flush) |
6. Warranty and Support
KENT provides a comprehensive service plan to ensure your peace of mind.
- Free Service Plan: Includes free installation, routine health check calls, and unlimited repair visits for one year from the purchase date.
- Service Network: Access India's largest service network across 19,000+ pin codes.
- Contact Support: Reach out via WhatsApp, mobile app, toll-free number, or email for assistance.

Figure 4: Scan QR code for genuine KENT service and spares.
7. Important Safety Information
- Always use genuine KENT spare parts for replacements.
- Do not attempt to repair the unit yourself. Contact authorized service personnel.
- Ensure the purifier is installed away from direct sunlight and heat sources.
- Keep children away from the purifier during operation and maintenance.
8. Purification Technology Explained
The KENT Supreme Star employs a multi-stage purification process to deliver superior water quality:
- RO (Reverse Osmosis): Removes dissolved salts, heavy metals, pesticides, and other chemical impurities.
- UV (Ultraviolet): Deactivates bacteria, viruses, and other microorganisms.
- UF (Ultra Filtration): Removes suspended solids, colloids, and macromolecules.
- TDS Control: Allows adjustment of the Total Dissolved Solids level to retain essential natural minerals.
- Alkaline Filter: Enhances the pH level of water, making it alkaline, which helps neutralize harmful acids in the body.
- Copper Filter: Infuses water with pure copper, known for its health benefits including improved digestion and immunity.
- UV in Tank: An additional UV LED light in the storage tank ensures that purified water remains free from secondary contamination.

Figure 5: Visual representation of the multi-stage purification technology.
9. Product Videos
KENT Supreme Star Product Overview
Video 1: A brief overview of the KENT Supreme Star RO Water Purifier's features and benefits. This video highlights the purification process and key functionalities.