From the best domestic water purifier in India to advanced water softeners and industrial carbon filters — Kita Systems delivers safe, clean water for 15,000+ homes across India.
Three flagship product lines, each engineered precisely for Indian water conditions — from municipal TDS to rural borewells.
Engineered with 7-stage RO+UV+UF+Mineraliser technology, our purifiers are widely recognised as the best domestic water purifier in India for reliable everyday family use.
Hard water destroys appliances and irritates skin. Our ion-exchange water softener for home tank systems eliminate limescale and deliver silky-soft water to every tap in your home.
As leading carbon filter manufacturers in Delhi, we produce activated carbon block and GAC filters used in homes, commercial kitchens, and industrial treatment plants nationwide.
We test your water for TDS, hardness, bacteria, and contaminants at no charge.
Our engineer recommends the best purifier, softener or filter for your specific needs.
Genuine Kita products delivered pan-India within 2–5 working days.
Our certified technician installs and tests your system the same day.
Annual maintenance plans and 24/7 toll-free support keep your system perfect.
With growing industrialisation, ageing municipal pipelines, and increasing groundwater contamination, drinking water quality across India has deteriorated significantly. Studies show that over 37.7 million Indians are affected by waterborne diseases every year.
Choosing the best domestic water purifier in India is the single most impactful step you can take to protect your family's health. At Kita Systems, we have spent over two decades engineering water treatment solutions specifically calibrated for India's diverse water conditions.
India's water quality varies dramatically from city to city. Delhi's groundwater has extremely high TDS (500–2000 ppm). Mumbai's supply contains residual chlorine. Water in Rajasthan and UP has elevated fluoride and nitrate. A purifier that works in Pune may be entirely inadequate in Gurgaon. This is exactly why the best domestic water purifier in India is not a single product but a solution tailored to local water chemistry.
Kita Systems designs each product family to tackle the most common Indian water challenges. Our RO+UV+UF systems address high TDS and biological contamination simultaneously. Our UV-only models are ideal for low TDS, biologically unsafe water sources. Our sediment and carbon pre-filter combinations handle turbid borewell water before it reaches the main purification stage. No matter what your source water looks like, we have a system that works — and we start by testing your water at absolutely no cost to you.
Before recommending any product, our engineers test your water for TDS, pH, hardness, chlorine, bacteria, and heavy metals. This ensures you get the exact purification technology your water requires — not a one-size-fits-all solution. Call 18002701121 (Toll-Free) to book your free home water test today.
Hard water is one of the most under-discussed household problems in India. If you live in Delhi-NCR, Haryana, Punjab, Rajasthan, Gujarat, or Maharashtra, chances are your water is hard — containing dissolved calcium and magnesium far above the BIS standard of 200 mg/L. Many Indian cities have groundwater measuring 400–800 mg/L or higher.
The consequences are visible everywhere: white chalky deposits on taps, a film on washed dishes, soap that refuses to lather, dull laundry, and skin that stays dry no matter how much moisturiser you apply. The most expensive damage, however, happens inside your walls — in pipes, the geyser, washing machine, and dishwasher, where scale builds silently and destroys efficiency and lifespan.
Installing a professional water softener for home tank at the point of entry is the most effective long-term solution. Kita Systems' ion-exchange water softeners replace calcium and magnesium ions with sodium ions using high-grade resin beads, effectively converting hard water into soft water before it ever enters your household plumbing.
The benefits are immediate and lasting: your geyser's efficiency improves by up to 30%, your washing machine consumes 30% less detergent, your pipes last twice as long, and your skin and hair feel noticeably softer. Our water softener for home tank systems are fully automatic — they regenerate overnight using a timed brine wash with zero manual effort. Available in capacities from 10 LPH to 500 LPH, we have a model for every household, from a studio apartment to a 100-unit housing society.
Activated carbon filtration is the oldest and most proven method of removing chemical contaminants, unpleasant tastes, and foul odours from water. As experienced carbon filter manufacturers, Kita Systems produces Granular Activated Carbon (GAC) filters and Carbon Block filters, each designed for specific applications and contaminant profiles.
Our activated carbon is sourced from premium coconut shell — which offers the highest internal surface area of all carbon source materials, over 1,000 square metres per gram. This enormous surface area is what makes our carbon filters so effective: chlorine, chloramines, trihalomethanes (THMs), pesticides, herbicides, and hundreds of volatile organic compounds get physically adsorbed as water passes through.
As leading carbon filter manufacturers, we supply to domestic RO brands, commercial water vending companies, municipal treatment plants, food processing units, pharmaceutical water systems, and aquarium operations across India. Our filters meet IS 7875 standards and are tested for adsorption index, pressure drop, extractables, and microbial activity before dispatch.
What truly sets Kita Systems apart is our end-to-end commitment — from water testing and product selection to installation, annual maintenance, and lifelong after-sales support. We don't just sell products; we provide complete water treatment solutions backed by a team that genuinely cares about your water quality.
Our manufacturing facility in Sonia Vihar, North East Delhi operates with strict quality control at every stage. Every product — whether a domestic RO purifier, a water softener for home tank, or an industrial carbon filter — undergoes a 12-point quality inspection including membrane rejection rate testing, leak testing, flow rate verification, and microbiological efficacy validation. When you buy from Kita Systems, you buy confidence.
Whether you are a homeowner searching for the best domestic water purifier in India, a builder needing water softeners for a new residential project, or a contractor sourcing bulk carbon filters — Kita Systems is your most reliable partner. Contact us today for a free water quality assessment and personalised recommendation.
"The Kita RO purifier has completely transformed our drinking water. Earlier we were buying packaged water bottles every week. Now the water from our tap tastes better than any bottled water. The installation team was professional and fast."
"We installed the Kita water softener for our home tank 8 months ago. No more white deposits on taps, our geyser works perfectly, and clothes look brighter after washing. The difference is incredible. Worth every rupee."
"I needed carbon filters in bulk for my water vending business. Kita Systems gave me the best quality at competitive pricing. Their team helped me choose the right specifications and delivery was right on time. Highly recommend!"
RO + UV + UF + Carbon + Sediment + Pre-filter + Mineraliser. Every stage tested and validated for Indian water conditions.
No middlemen. We manufacture everything in-house at our Delhi factory — guaranteeing quality and the best price for every customer.
Every purchase includes free professional installation by our certified technicians, plus a post-installation water quality check.
Call 18002701121 anytime for service requests, spare parts, AMC bookings, and technical guidance at absolutely no charge.
We test your water — TDS, hardness, bacteria, chlorine, heavy metals — before recommending any product. Data-driven, not guesswork.
Our water-efficient RO membranes waste 60% less water than standard purifiers. Our carbon filters are long-lasting, reducing plastic waste.
Our water purifiers, softeners, and carbon filters are available for delivery and installation across India. Key service areas include:
Free water testing · Free consultation · Best pricing on purifiers, softeners & carbon filters.
E-1/255, Khasra No 106, Pusta 41/2, Sonia Vihar, Karawal Nagar, Near Radha Soami Sabhapur, North East Delhi – 110094, India
Kh-106, Pusta Road, Pusta 4½, Sonia Vihar, Delhi – 110094