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Filter Replacements · ₹849 – ₹1,899
RO Membrane Replacement: Complete Guide for Indian Purifiers (2026)
By Bikram Nath · Updated 2026-06-28 · How we pick · Affiliate disclosure: links earn a small commission
What's the best ro membrane replacement to buy in India?
When should I replace the RO membrane in my Indian water purifier? Only when output TDS has actually risen — not on a 12-month calendar.
India’s BIS drinking-water standard, IS 10500, sets the acceptable limit for total dissolved solids (TDS) at 500 mg/L — relaxed to 2000 mg/L only where no better source exists — with an acceptable pH range of 6.5–8.5; a purifier’s job is to bring your source water within these limits. BIS IS 10500:2012 (opens in new tab)
Buy a ₹200 TDS meter; replace when output TDS climbs above ~60 ppm or 30% of input. Most Indian domestic units use a 75 GPD Vontron-style membrane; standard kits ₹849–₹1,899. Replacing a working membrane is pure waste. Indian hard-water zones (Pune, Bengaluru borewell, coastal Chennai/Vizag) cut membrane life to 10–14 months; soft-water cities (parts of Delhi on Yamuna supply) stretch it to 24+ months. The calendar-based service-shop guidance is a revenue protector, not a real spec. GPD selection: stick to your unit's exact rating — 75 GPD on a 75 GPD unit. Oversizing doesn't increase output (pump is the bottleneck); undersizing strains the pump. Owner pattern-reads flag two failures: reverse-installed membranes (TDS reads high after fresh install) and overtightened housings stressing the booster pump. Hand-tight + quarter turn only. Cross-reference Croma or Reliance Digital for branded Vontron packaging — sasta nahi, pakka.
Vontron 75 GPD RO Membrane — Universal Fit
The default recommendation for 75 GPD domestic RO membrane replacement in India.
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Quick Comparison
| # | Product | Best for | Brand | Price | Link |
|---|---|---|---|---|---|
| 1 | Vontron 75 GPD RO Membrane — Universal Fit | Best Value | Vontron | Check price on Amazon | |
| 2 | Kent Original 75 GPD RO Membrane for Grand Plus / Supreme Plus | Price Drop ↓19%, Most Trusted | Kent | Check price on Amazon | |
| 3 | Aquaguard Genuine 75 GPD RO Membrane | — | Eureka Forbes | Check price on Amazon | |
| 4 | Kent Original 80 GPD RO Membrane for Superb | — | Kent | Check price on Amazon | |
| 5 | Wellon 75 GPD RO Membrane — Multi-Brand Compatible | — | Wellon | Check price on Amazon | |
| 6 | Vontron 80 GPD RO Membrane — Premium Domestic | — | Vontron | Check price on Amazon |
Our Top Picks
Vontron 75 GPD RO Membrane — Universal Fit
Vontron
Best ValueCartridges included
1 (RO Membrane 75 GPD)
Service life
12–24 months
Compatibility
Kent, Aquaguard, Livpure, Havells, Blue Star, Pureit (75 GPD units)
OEM
No (Compatible)
Pros
- ✓Industry-standard — OEM for several India-labelled brands
- ✓92–96% rejection typical
- ✓Widest compatibility
- ✓Best-documented performance in Indian RO forums
Cons
- ✗Voids AMC on any brand
- ✗Install direction is the top error
- ✗TDS-test required post-install
“The default recommendation for 75 GPD domestic RO membrane replacement in India.”
Check price on Amazon
Kent Original 75 GPD RO Membrane for Grand Plus / Supreme Plus
Kent
Price Drop ↓19%, Most TrustedCartridges included
1 (RO Membrane 75 GPD)
Service life
12–24 months
Compatibility
Kent Grand Plus, Supreme Plus, Elegant
OEM
Yes
Pros
- ✓Kent-original 96–98% rejection
- ✓Pre-paired with Kent TDS controller
- ✓12-month Kent replacement warranty
- ✓Preserves AMC
Cons
- ✗~2× Vontron pricing
- ✗Overkill for low-TDS municipal
- ✗Kent-only packaging
“Most trusted OEM membrane for Kent units under AMC.”
Check price on Amazon
Aquaguard Genuine 75 GPD RO Membrane
Eureka Forbes
Cartridges included
1 (RO Membrane 75 GPD)
Service life
12–24 months
Compatibility
Aquaguard Magna HD, Enhance, Geneus+, Reviva
OEM
Yes
Pros
- ✓Aquaguard genuine, consistent QC
- ✓96–98% rejection typical
- ✓12-month Eureka Forbes warranty
- ✓Preserves AMC
Cons
- ✗~2× Vontron pricing
- ✗Limited retail inventory outside metros
- ✗Aquaguard-branded only
“Best OEM membrane for Aquaguard under AMC.”
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Kent Original 80 GPD RO Membrane for Superb
Kent
Cartridges included
1 (RO Membrane 80 GPD)
Service life
12–24 months
Compatibility
Kent Superb
OEM
Yes
Pros
- ✓Correct 80 GPD rating for Superb pump
- ✓97–98% rejection typical
- ✓Kent 12-month replacement warranty
- ✓Fresh O-rings included
Cons
- ✗Premium pricing
- ✗Superb-specific
- ✗Overkill on low-TDS supply
“Only use if you have a Kent Superb specifically. 75 GPD won't match the pump sizing.”
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Wellon 75 GPD RO Membrane — Multi-Brand Compatible
Wellon
Cartridges included
1 (RO Membrane 75 GPD)
Service life
12–24 months
Compatibility
Kent, Aquaguard, Livpure, Havells, Blue Star
OEM
No (Compatible)
Pros
- ✓Wellon has a decade in the Indian RO aftermarket
- ✓90–94% rejection typical
- ✓Slightly cheaper than Vontron on some days
- ✓Good India-wide availability
Cons
- ✗Marginally below Vontron on rejection
- ✗Voids AMC
- ✗Batch variance reported
“Solid alternative to Vontron. Either is a defensible choice for compatible 75 GPD.”
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Vontron 80 GPD RO Membrane — Premium Domestic
Vontron
Cartridges included
1 (RO Membrane 80 GPD)
Service life
12–24 months
Compatibility
Kent Superb and other 80 GPD domestic RO
OEM
No (Compatible)
Pros
- ✓Correct 80 GPD rating
- ✓93–96% rejection typical
- ✓Half the price of Kent-original 80 GPD
- ✓Standard housing fit
Cons
- ✗Voids AMC on Kent
- ✗Install direction must be verified
- ✗TDS-test required
“Best value 80 GPD compatible. Only buy if your unit is specifically specced for 80 GPD.”
Check price on Amazon
Prices shown are pulled live from Amazon.in and refresh through the day. Amazon prices and availability change frequently — the price on the Amazon product page at the time of purchase is the one that applies. As an Amazon Associate, PakkaPick earns from qualifying purchases; your price is unaffected.
Editor's read
Most Indians waste ₹400-600 annually by replacing membranes on calendar schedules instead of actual need. Buy a ₹300 TDS meter, measure your input and output monthly, and replace only when output TDS breaches 60 ppm or hits 30% of input — that's your real signal. The Vontron 75 GPD works across Kent, Aquaguard, and Livpure because it's what these brands actually source and rebrand; paying ₹1,899 for Kent Original delivers identical rejection rates (96-98%) but costs nearly double. Hard water areas above 300 TDS input demand membrane checks every 6 months instead of 12 — monsoon humidity also degrades housings faster in coastal zones, so quarterly inspections save rupees. Installation direction kills more membranes than age does; reverse-fitted membranes fail in 48 hours.
— Bikram, editor
Editor's take
Most Indians waste ₹400-600 annually by replacing membranes on calendar schedules instead of actual need. Vontron and Kent models in this range handle Indian conditions where imported alternatives struggle with voltage fluctuations, hard water, and 40°C+ ambient temperatures.
Further reading
How we picked these filter replacements
Every pick on this page starts from real shopper questions, not Amazon's bestseller rankings. We favour products with a deep, stable base of genuine Indian reviews over brand-new listings or ones with only a handful of ratings, and we cross-check the specs that matter for Indian conditions against manufacturer and expert sources. Our picks are researched from published specifications, expert reviews and aggregate buyer feedback — not hands-on lab testing — so we focus on telling you what to weigh for your situation rather than claiming to have bench-tested every unit.
Pricing on this page reflects realistic Amazon India retail. We ignore one-day flash deals, Prime-Day-only discounts, and stabilised retailer-only coupons that don't hold for someone shopping on a normal Tuesday. The ₹849 – ₹1,899band is what you'll actually pay if you walk into this listing today, not the cherry-picked best-discount value.
Our editorial process is one person — Bikram, based in Pune — researching water purifiers products against Indian use-case constraints (voltage variability, hard water in many cities, monsoon humidity, smaller flat sizes than Western default). The order of products on this page reflects our editorial ranking only. We do not accept paid placements, sponsored slots, or PR-pitched products. Our only commercial relationship is the Amazon affiliate link — clicking through earns a small commission, your price stays identical.
Standards & sources
- BIS IS 10500 — Drinking Water Specification (opens in new tab) — India's drinking-water quality limits are defined by BIS standard IS 10500 — a purifier's job is to bring your source water within these limits.
- Bureau of Indian Standards (BIS) — product registration (opens in new tab) — Many electronic goods sold in India require BIS registration for safety; you can look up a product's BIS registration on the BIS portal.
Buying filter replacements in India — what to know
- Indian retail vs imported products: Most filter replacements listed here have official Indian distributor warranty. Imported (grey market / parallel import) units are sometimes cheaper but carry no Indian service-centre warranty — for water purifiers, that gap is meaningful since service infrastructure varies sharply between metros and tier-2 cities.
- Voltage and electrical compatibility: Indian mains is 230V at 50Hz with notable fluctuation outside metros. Most filter replacements in this category aren't voltage-sensitive, but verify the product page mentions Indian voltage compatibility before importing or buying grey-market units.
- Delivery realities: Amazon India Prime delivery in metros lands in 1-2 days; tier-2 cities 3-5 days; remote pincodes 5-7. For festive periods (Diwali week, Raksha Bandhan, year-end), even Prime delivery slips by 1-2 days due to demand surges. Build that buffer into your purchase timing if the ro membrane replacement is for a specific date.
- Return window math: Standard Amazon India return window is 7-10 days from delivery, not from purchase or unboxing. For gifts and items received before the actual occasion, the return clock starts on delivery — order closer to your need-by date so the return option remains live if the product disappoints.
- Warranty registration: Most water purifiersbrands require online warranty registration within 7-15 days of delivery. Skipping this step often means the warranty period defaults to the manufacturing date (which can be months earlier) instead of your delivery date. Register on the brand's website with your invoice number — takes 2 minutes, saves a potential 1-3 month warranty gap.
- Stabiliser / surge protection: India's grid sees more voltage events than most product engineering tolerances assume. For filter replacements with electronic components, the 42–85 additional spend on a quality stabiliser pays for itself the first time it saves you from a power-surge replacement.
We Also Considered
Solid alternatives we evaluated. They didn't beat our top picks for this specific use case, but they're worth a look if your priorities differ.
Filmtec 75 GPD RO Membrane
View on Amazon →Premium membrane with marginally higher salt rejection than Vontron (97% vs 96%) but priced 40-50% higher — the performance difference is negligible for most Indian household TDS levels.
Konvio Neer 75 GPD RO Membrane
View on Amazon →Cheapest branded 75 GPD option but salt rejection specs aren't published — fine for municipal supply under 500 TDS but unverified performance on high-TDS borewell water.
What to Look For
- 1.When to replace — the only right answer involves a TDS meter. Measure input TDS and output TDS monthly. When output TDS climbs above ~60 (for normal use) or above 30% of input, the membrane is degrading. Before that point, replacement is premature. The calendar-based "every 12 months" guidance is a service-shop revenue protector, not a real requirement.
- 2.GPD selection. Most domestic units need 75 GPD (check your unit manual). Oversizing to 80 GPD on a 75 GPD unit doesn't give more output — it's limited by the pump and housing. Undersizing (e.g. 50 GPD on a 75 GPD unit) strains the pump and cuts its life. Stick to the exact GPD rating.
- 3.OEM vs compatible. Vontron is the industry-standard compatible in India and performs within 5% of branded membranes on rejection rate. It's what many smaller brands relabel and sell as their own. For under-AMC units, stick with OEM. For out-of-AMC units, Vontron is a safe save-half-the-money choice.
- 4.Installation direction is the single most-failed DIY step. The membrane has an arrow or flow-indicator showing the direction of water flow — input side thick, output thin. Installing reverse causes a leaky seal and the TDS reading will go WRONG (higher than input, sometimes). Read the arrow. Verify twice before seating.
- 5.Housing pressure. After replacing the membrane, seat the housing hand-tight plus a gentle quarter-turn with the supplied wrench. Overtightening cracks the housing or pinches the O-ring — both cause bypass leaks. Undertightening lets water escape around the membrane — also causes high output TDS.
- 6.Post-install protocol. Flush 15–20 litres through the new membrane before drinking. The factory preservative (sodium metabisulphite) needs to wash out. Read TDS output after the flush; if it's in your expected range, you're good. If it's high, check install direction and housing seal before replacing the membrane again.
Frequently Asked Questions
Is a 75 GPD RO membrane compatible with all Indian water purifier brands like Kent and Aquaguard?
Most 75 GPD membranes use a standard 1.8-inch diameter and fit purifiers from Kent, Aquaguard, Pureit, and HUL, but the housing and brine port size can differ. Always check your existing membrane's label — look for "1812" (1.8-inch x 12-inch) as the standard size. Vontron and Filmtec 75 GPD membranes are the most widely cross-compatible options available on Amazon.in.
Which RO membrane replacement works best in high-TDS hard water areas like Rajasthan or Gujarat?
In regions where source TDS exceeds 500 ppm — common across Rajasthan, Gujarat, and parts of Haryana — a 75 GPD membrane with a salt rejection rating above 96% is the practical minimum. Vontron and Dow Filmtec membranes both publish rejection specs on packaging. Avoid unbranded membranes in high-TDS zones; rejection rates drop sharply after 3–4 months under heavy mineral load.
Can I replace an RO membrane myself at home without a technician in India?
Yes, for most under-sink and countertop RO units sold in India, membrane replacement is a tool-free process: shut the inlet valve, release pressure from the tank, unscrew the membrane housing, pull out the old membrane, and push in the new one in the correct orientation (o-ring end first). The main risk is incorrect seating, which causes bypass and elevated output TDS — always verify with a TDS meter after replacement.
How many litres of purified water does a 75 GPD RO membrane produce per day in Indian conditions?
75 GPD (gallons per day) translates to roughly 280 litres over 24 hours at ideal pressure (50–70 PSI). In typical Indian municipal supply where pressure runs 20–40 PSI, real output is typically 100–160 litres per day. If your inlet pressure is low, adding a booster pump alongside the membrane replacement restores rated output. Most Indian household RO systems with a 7–10 litre tank refill comfortably within this range.
How long does Amazon India take to deliver filter replacements?
Amazon Prime members in metros (Mumbai, Delhi, Bangalore, Pune, Chennai, Hyderabad, Kolkata, Ahmedabad) typically get 1-2 day delivery. Tier-2 cities take 3-5 days. Remote pincodes (parts of North-East, interior Himachal, smaller towns in MP and Odisha) take 5-7 days. For filter replacements, we recommend verifying delivery date on the Amazon listing before checkout — bulkier water purifiers items occasionally take longer than the displayed Prime estimate.
Are these filter replacements available with No-Cost EMI on Amazon India?
Most products in the ₹849 – ₹1,899 range qualify for No-Cost EMI on Amazon India when you check out with a credit card from HDFC, ICICI, Axis, SBI, or Kotak Mahindra. Some debit cards from these banks also work. The exact EMI options appear on the product page after you select a payment method — typically 3, 6, 9 month no-cost terms for ₹849 – ₹1,899, with longer 12-24 month terms available at small interest. Amazon Pay Later is also an option for orders under ₹60,000.
Can I return filter replacements on Amazon if they don't work as expected?
Most filter replacements on Amazon.in have a 7-10 day return window from delivery date for replacement or refund, provided the item is unused and in original packaging with all accessories. Personal-care and consumable items are typically non-returnable once the seal is broken. For appliances and electronics, the manufacturer warranty (usually 1-2 years) covers defects beyond Amazon's return window — register the product with the brand within 7 days of delivery to lock in the warranty start date.
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Top Pick
Vontron 75 GPD RO Membrane — Universal Fit