Kent Grand Plus Water Purifier

How Much Is a Used Kent Grand Plus Water Purifier Worth in India?

A used Kent Grand Plus Water Purifier is worth ₹4,500 to ₹14,000 in India in 2026, depending on its condition, age, and maintenance history. Units in “Like New” condition, with recent filter changes and minimal signs of wear, fetch the highest prices, typically between ₹10,000 and ₹14,000. For a unit in “Good” working order with some cosmetic imperfections, expect to pay or receive ₹7,000 to ₹10,000. Older purifiers with visible wear and tear, or those needing immediate filter replacements, fall into the “Fair” category, valued at ₹4,500 to ₹6,000.

Is the Kent Grand Plus Water Purifier Still Worth It in 2026?

The Kent Grand Plus Water Purifier, originally launched around 2015-2017, is now 9-11 years old in 2026. Despite its age, it remains a highly functional and reliable water purification system, especially for households seeking proven RO+UV+UF+TDS control technology without needing the latest smart features. Kent has maintained a robust service network across India, ensuring spare parts and technicians are readily available, which is a significant advantage for older appliances.

From a usability standpoint, the core function of delivering safe drinking water is still excellent. The multi-stage purification process effectively handles varying input water qualities common in Indian cities. While newer purifiers might offer sleeker designs or app connectivity, the Grand Plus focuses purely on purification performance, which it delivers consistently.

The brand’s reputation for durability means many units are still running strong. However, like any appliance of this age, regular maintenance and filter changes are crucial. If you’re looking for a dependable, no-frills water purifier at a significantly lower cost than a new unit, the Kent Grand Plus is definitely worth considering.

Bottom line: Yes, the Kent Grand Plus Water Purifier is still a solid, cost-effective choice in 2026 for those prioritizing proven purification over modern aesthetics or smart features, provided it has been well-maintained.

Kent Grand Plus Water Purifier Price Guide

Note: Prices do not significantly vary by minor internal component versions for this model, but a fully functional TDS control system adds value.

Use the calculator below for a personalized estimate based on your exact specs.

Advantages — Why Buyers Pick the Kent Grand Plus Water Purifier in 2026

Proven Multi-Stage Purification: The Kent Grand Plus combines RO, UV, UF, and TDS control technologies, offering comprehensive protection against dissolved impurities, bacteria, viruses, and cysts. This robust combination ensures consistently safe and great-tasting water, a critical factor for Indian households. It’s a tried-and-tested formula that has served millions reliably.

Trusted Brand and Extensive Service Network: Kent is a household name in India for water purifiers, synonymous with reliability. This means readily available spare parts, experienced technicians, and widespread service centres, even for older models like the Grand Plus. Getting maintenance or repairs done is generally hassle-free, which isn’t always the case with lesser-known brands.

High Storage Capacity: Most Kent Grand Plus models come with an 8-10 litre storage tank, ensuring you always have a sufficient supply of purified water on hand. This is particularly useful during power cuts or peak usage times, preventing the need to wait for the purification process to complete. It’s a practical feature for larger families.

Durable Build Quality: These purifiers are known for their sturdy construction, designed to withstand the rigours of Indian household usage. The plastic housing is generally robust, and with proper care, the unit can last for many years beyond its initial warranty period. This longevity makes a used purchase a smart investment.

Mineral RO Technology: Kent purifiers, including the Grand Plus, incorporate a patented TDS controller that allows users to adjust the TDS level of the purified water. This helps retain essential natural minerals in the water, which are often stripped away by standard RO processes, making the water healthier and better for consumption.

Significant Cost Savings on Used Purchase: Buying a used Kent Grand Plus offers substantial savings compared to purchasing a brand new purifier. For a fraction of the original ₹19,500 price, you get a fully functional, reliable system. This makes high-quality water purification accessible to a broader budget range in 2026.

Disadvantages — Why You Might Skip the Kent Grand Plus Water Purifier in 2026

Higher Water Wastage: Like most RO-based purifiers, the Kent Grand Plus generates a significant amount of wastewater—typically 2-3 litres for every litre of purified water. In 2026, with increasing awareness about water conservation, this can be a major concern for environmentally conscious users or those living in water-scarce regions. You’ll need to consider how to manage and reuse this reject water.

Electricity Consumption: The RO pump and UV lamp require continuous electricity to operate. While not exorbitant, this adds to your monthly utility bills, especially if the purifier runs frequently in areas with inconsistent water pressure. If you’re looking for a zero-electricity purification solution, this isn’t the right pick.

Larger Footprint and Older Aesthetics: The Kent Grand Plus features a traditional, somewhat bulky design that might not blend seamlessly with modern kitchen interiors. Compared to newer, sleeker models, it takes up more counter or wall space. If aesthetics and a compact design are high on your priority list, this older model might feel dated.

Noise Levels During Operation: When the RO pump kicks in, the Kent Grand Plus can produce a noticeable humming or whirring sound. While not excessively loud, it can be an annoyance in quiet kitchen environments, especially if the purifier is installed in an open-plan living space. Newer models often feature quieter pumps.

Regular and Costly Filter Replacements: To maintain optimal purification, the Kent Grand Plus requires periodic replacement of its sediment filter, carbon filter, and RO membrane, along with the UV lamp. These parts have a finite lifespan, leading to ongoing maintenance costs that can accumulate over the years. Skipping these replacements compromises water quality.

Lacks Modern Smart Features: Being an older model, the Kent Grand Plus does not offer smart features like app connectivity, digital displays with filter life indicators, or real-time water quality monitoring. If you prefer the convenience of tracking filter health or controlling your purifier via a smartphone, you’ll find this unit quite basic.

Factors That Affect Kent Grand Plus Water Purifier Resale Value

Age of the Unit (₹2,000-5,000 impact): Newer units, especially those less than 2-3 years old, command higher prices. Every additional year of age typically reduces the value by ₹1,000-2,000 as components naturally degrade.

Overall Physical Condition (₹1,500-4,000 impact): Minor scratches, fading, or yellowing of the plastic housing can reduce value by ₹500-1,000. Any cracks, dents, or significant discoloration could drop the price by ₹2,000-4,000, as buyers perceive it as neglected.

Service History and Filter Changes (₹2,000-5,000 impact): A well-documented service history, especially proof of recent filter and RO membrane replacements, significantly boosts value. Buyers are willing to pay more for a unit that doesn’t need immediate maintenance—expect ₹2,000-3,000 extra. If the unit needs new filters and a membrane, prepare for a ₹3,000-5,000 negotiation.

Working Condition of All Purification Stages (₹3,000-8,000 impact): The most critical factor. If the RO membrane is clogged, the UV lamp is faulty, or the TDS controller isn’t working, the value drops dramatically. A non-functional RO stage alone can reduce the price by ₹3,000-5,000 to cover replacement costs.

Presence of Original Documents (₹500-1,000 impact): Having the original purchase bill, warranty card (even if expired), and user manual adds a small but tangible value. It provides assurance about the unit’s authenticity and history.

Included Accessories (₹300-800 impact): The original installation kit, including the inlet tap, extra tubing, and external pre-filter housing (if applicable), can add value. Missing these means extra cost for the buyer.

Water Quality in Your City (Indirect impact): If you’re selling in a city known for hard water, buyers might be more cautious about the RO membrane’s condition, potentially affecting negotiations.

Maintenance Cost Breakdown (India, 2026)

Authorized Service Centre (genuine parts, full cost)

Third-Party Repair Shops (cheaper, with tradeoffs)

Annual running cost estimate: Budget ₹3,000-6,000 annually for wear-and-tear at this age, plus one major repair like an RO pump or membrane replacement likely every 2-4 years.

Known Issues — Reported by Real Kent Grand Plus Water Purifier Owners

High Water Wastage. Reported widely on Reddit r/HomeImprovementIndia and Quora threads, many owners complain about the significant amount of reject water generated by the Kent Grand Plus. For every litre of purified water, 2-3 litres go down the drain, which can be a concern in areas facing water scarcity or for those conscious about water usage.

Frequent Filter Clogging in Hard Water Areas. Users in regions with high TDS or muddy water sources often report needing to replace sediment and carbon filters much more frequently than recommended. This leads to higher recurring costs and reduced purification efficiency. Check JustDial reviews for local service feedback on this.

RO Pump Noise Increases with Age. Many long-term owners on manufacturer support forums note that the RO pump, initially quiet, tends to become noticeably louder over 3-5 years of use. This can be disruptive, especially if the purifier is installed in or near a living area. It’s often a sign of internal wear or minor blockages.

TDS Fluctuation in Output Water. Some owners have reported inconsistencies in the output TDS levels, even after proper calibration of the TDS controller. This can be due to a faulty TDS sensor, a worn-out RO membrane, or issues with the bypass valve. It directly impacts the mineral content and taste of the water.

Water Leakage from Joints and Housing. Over time, the plastic housing and tubing connections can become brittle or loose, leading to minor leaks. This is a common complaint on various appliance forums and can cause damage to kitchen cabinets if not addressed promptly. Regular inspection of all joints is crucial for older units.

UV Lamp Failure/Reduced Efficacy. While the UV lamp is designed for a long life, some users experience premature failure or a reduction in its germicidal effectiveness, especially if the unit is subjected to frequent power fluctuations. This compromises the UV disinfection stage, leaving water susceptible to bacterial contamination.

THE TDS METER TEST: This is your best friend for a water purifier. Always carry a portable TDS meter (easily available for ₹300-₹500 online). Test the input water and then the output water from the Kent Grand Plus. For RO purifiers, the output TDS should be significantly lower than the input, typically in the range of 50-150 ppm (parts per million), depending on the input and your TDS controller setting. If the output TDS is too high or close to the input, the RO membrane is likely failing, a repair that can cost ₹2,000-4,000.

THE DRAIN WATER FLOW TEST: Observe the reject water flow from the drain pipe. It should be a steady, moderate stream while the purifier is running. If it’s a trickle or excessively strong, it could indicate issues with the flow restrictor or the RO membrane, potentially impacting the purification ratio and leading to higher water wastage. Fixing this might involve a service call costing ₹800-1,500.

Warranty Status Timeline

Pre-Purchase Inspection Checklist

Essential Checks

1. Check for Physical Damage: Carefully inspect the outer casing for cracks, deep scratches, or signs of impact. Pay attention to the bottom and back for any rust or water stains that might indicate past leaks.
2. Verify Manufacturing Date: Locate the sticker on the back or side of the unit. The manufacturing date tells you the true age of the components, which is more important than the purchase date.
3. Inspect Power Cord and Plug: Look for any cuts, fraying, or burn marks on the power cord. The plug pins should be straight and free of carbon deposits.
4. Check for Leakage Signs: Look inside the unit (if accessible without tools) and around all tubing connections for water stains, residue, or dampness. These are tell-tale signs of current or past leaks.
5. Run the Purifier: Ask the seller to connect the unit and let it run for at least 15-20 minutes. Listen for the RO pump—it should have a steady hum, not a loud grinding or rattling noise.
6. Test Output Water TDS: Use your portable TDS meter to check the TDS of the purified water. It should be significantly lower than the input water, typically within the 50-150 ppm range.
7. Confirm All Indicators Work: Ensure the Power, Purification in Progress, and Tank Full indicator lights are functioning correctly during operation.
8. Ask About Filter Changes: Inquire about when the sediment, carbon, and RO membrane filters were last changed. Ask for service records if available.
9. Inspect Internal Tubing: If possible, briefly check the visible internal tubing for any signs of brittleness, cracks, or algae growth, which suggest neglect.
10. Check the Water Tap: Ensure the dispensing tap is functioning smoothly, without drips or stiffness.

Insider Checks

THE TDS METER TEST (₹2,000-4,000 cost if wrong): Don’t rely on the seller’s word or their meter. Bring your own TDS meter. First, test the tap water going into the purifier. Then, test the water coming out of the purifier’s tap. For a Kent Grand Plus, the output TDS should be drastically lower, usually between 50-150 ppm, depending on the source water and the TDS controller setting. If the output TDS is high (e.g., above 200 ppm, or not significantly lower than input), the RO membrane is compromised—that’s an immediate ₹2,500-4,500 replacement.

THE DRAIN WATER FLOW TEST (₹1,500-3,000 cost if excessive): While the purifier is running, observe the reject water coming out of the drain pipe. There should be a steady, but not overly aggressive, flow. If the waste water flow is very high compared to the purified water output, it suggests a problem with the flow restrictor or a failing RO membrane, leading to excessive water wastage and inefficient purification. This could mean a ₹1,500-3,000 repair.

THE PUMP NOISE TEST (₹2,500-5,000 cost if failing): Listen closely to the sound of the RO pump when it’s operating. It should be a consistent, relatively smooth hum. Any grinding, rattling, or excessively loud vibrating noise indicates a worn-out pump or motor. A failing pump won’t provide adequate pressure for purification and will eventually stop working—a replacement can cost ₹2,500-5,000.

THE LEAKAGE SPOT CHECK (₹500-2,000 cost if minor, more if housing damaged): Run your hand along the bottom edges of the purifier, around the filter housing, and all visible pipe connections. Look for any moisture, dampness, or dried water stains. Even small, slow leaks can indicate brittle plastic, loose fittings, or cracked filter housings that will worsen over time. A minor leak repair might be ₹500-1,000, but a cracked housing is much costlier, potentially ₹1,500-2,000.

THE FILTER AGE ESTIMATE (₹800-4,500 cost if needed soon): Ask the seller specifically for records of filter changes. If they can’t provide any, assume the filters (sediment, carbon) and RO membrane are old and need immediate replacement. Budget ₹800-1,500 for the pre-filters and ₹2,500-4,500 for the RO membrane immediately after purchase. Don’t take chances with old filters.

Common Scams to Watch For (India 2026)

Fake Filter Claims: A common scam involves sellers claiming they’ve just installed brand new, genuine filters, but they’re either old, generic, or low-quality filters. Always ask for the purchase bill for the filters and check the filter cartridges if possible. If the water tastes off or TDS is high, those “new” filters are likely a lie.

Bypassed Purification Stages: Some unscrupulous sellers might bypass the RO membrane or UV lamp to make a faulty unit appear functional. The unit will run, and water will flow, but it won’t be purified. The TDS meter test is crucial here—if the TDS isn’t significantly reduced, a stage is likely bypassed or faulty.

Concealed Leaks: A seller might dry out a leaking unit thoroughly before your visit. The purifier will look fine initially, but after a few hours of continuous operation in your home, leaks will reappear. Always inspect for dried water stains or rust marks around joints and under the unit, even if it looks dry.

Generic Parts Passed as Genuine: Especially for the critical RO membrane and UV lamp, sellers might install cheaper, generic parts and claim they are genuine Kent spares. These often have a shorter lifespan or reduced efficacy. If service records aren’t provided, assume generic parts are installed and factor in their replacement cost.

Misleading TDS Readings: The seller might use a faulty TDS meter that gives artificially low readings or even run pre-filtered water through the unit just for your demo. Always bring your own reliable TDS meter to verify the output water quality independently.

Missing Essential Components: Check that all necessary accessories are included, such as the original inlet tap, the plastic tubing, and the external pre-filter housing if it was part of the original setup. Missing these means you’ll have to purchase them separately, adding to your cost.

Seller’s Guide — How to Maximize Your Kent Grand Plus Water Purifier Resale

Thorough Cleaning (Inside and Out): This is non-negotiable. Completely drain the storage tank, clean it thoroughly with a mild disinfectant, and wipe down the exterior housing until it shines. Remove any dust, grime, or water marks. A clean unit instantly conveys care and boosts perceived value by ₹500-1,000.

Drain the Unit Completely: Before listing or transporting, ensure all water is drained from the storage tank and internal pipes. This prevents leaks during transit and potential mold growth if it sits unused for a while.

Run a Purification Cycle and Record a Video: Connect the purifier, let it run a full cycle to fill the tank, and take a 30-second video. Show the indicator lights working, the water dispensing from the tap, and if possible, a TDS meter reading of the output water. This builds immense buyer trust and can add ₹1,000-2,000 to your negotiation power.

Keep All Documentation Ready: Gather the original purchase bill, the user manual, and any service records or AMC invoices. Even an expired warranty card provides authenticity. This documentation proves ownership and a history of maintenance, which buyers value highly.

Get a Basic Service Done (Optional but Recommended): If the filters haven’t been changed in over 6 months, consider getting a basic service done (₹500-1,000) where the sediment and carbon filters are replaced. This small investment can increase your resale value by ₹2,000-3,000 because the buyer knows they’re getting a unit ready to use.

Note All Key Specs: Clearly state the model number (Kent Grand Plus), storage capacity (e.g., 8 Litres), purification technology (RO+UV+UF+TDS), and the manufacturing year. This helps buyers quickly assess if it meets their needs.

High-Quality Listing Photography: Take clear, well-lit photos from multiple angles—front, sides, back, and a close-up of the model/rating sticker. Show the unit connected and working if possible. Good photos make your listing stand out and attract more serious buyers.

Platform Choice: List your Kent Grand Plus on platforms like Bids44 for competitive bidding, or OLX and local classifieds for direct buyers. Bids44 can sometimes fetch higher prices due to the auction format, while OLX allows for quick, direct sales.

Final Verdict — Should You Buy or Sell in 2026?

For buyers: If your budget is between ₹4,500 and ₹10,000 and you need a reliable, proven water purifier without the frills of newer smart models, the used Kent Grand Plus is an excellent choice in 2026. It’s perfect for those prioritizing robust purification and a strong service network over aesthetics or app connectivity. Aim for a unit in “Good” condition, ideally with recent filter changes, for ₹7,000-10,000. If your budget stretches a bit higher, consider a newer model from the same brand, like a Kent Supreme Lite or a Kent Grand Plus with UV Disinfection, for enhanced features and potentially better efficiency.

For sellers: You can realistically list your Kent Grand Plus Water Purifier for ₹7,000 to ₹12,000 if it’s in good to like-new condition with a recent service. Be prepared for negotiations down to ₹6,000-8,000, especially if filters are due for replacement. For a quick sale, listing it on a platform like OLX is effective. For potentially higher returns through competitive bidding, consider Bids44. Ensure your unit is spotless, well-documented, and ready for demonstration to maximize its value.

Find Kent Grand Plus Water Purifier listings on Bids44