Product Category
SS RO Plant — Pure Water. Stainless Strength. Built for India.
If your bore well shows 2000 ppm TDS, your food plant needs food-grade water, or your hospital demands bacteria-free supply — you need a SS RO plant that does not compromise. At Unitech Water Solution, we manufacture stainless steel RO plants engineered to treat feed water up to 5000 TDS capacity and deliver consistently pure, safe output — for drinking water, industrial processes, pharma, and food production. As a trusted SS RO plant manufacturer in India with 20+ years of experience and 5,874+ completed projects, Unitech Water Solution is the name industries across Gujarat and India count on.
Request A QuoteWhat Is an SS RO Plant?
An SS RO plant — or Stainless Steel RO Plant — is a reverse osmosis water purification system where the entire structural frame, pipe fittings, housings, and water-contact components are fabricated from food-grade AISI 304 or 316 stainless steel. This is what separates it from conventional mild steel or FRP systems — the material itself is corrosion-free, hygienic, and long-lasting.
The purification works through reverse osmosis technology: pressurised feed water passes across a semi-permeable membrane. Dissolved salts, heavy metals, bacteria, and impurities are rejected and drained as brine. What passes through is clean, TDS-controlled permeate water — ready for drinking, processing, or production.
At Unitech Water Solution, every stainless steel reverse osmosis plant is custom-designed. We study your water report — TDS, hardness, pH, flow demand — and engineer the exact membrane count, pump size, and pre-treatment stages needed. You get a system built for your water, not a generic off-the-shelf unit.
Who Needs an SS RO Plant?
A SS RO plant from Unitech Water Solution is the right solution for:
- Mineral Water & Packaged Drinking Water Businesses: A compact SS RO plant for mineral water business must meet FSSAI and BIS norms — stainless steel construction is mandatory. Combine with our Mineral Water Plant for a complete production line.
- Food & Beverage Processing: Breweries, dairies, juice plants, soft drink manufacturers — all require stainless steel RO plant for food and beverage operations where water contacts product. Rust or contamination is not an option.
- Pharmaceutical & Healthcare: Hospitals, dialysis centres, and pharma manufacturers need hygienic, high-purity water. Our SS RO plant for drinking water and dialysis use meets AAMI and GMP compliance requirements. See our Dialysis RO Plant.
- Industrial Manufacturing Units: Boiler feed water, process water, and cooling towers across chemical, auto, and textile sectors need a reliable industrial SS RO plant that handles high TDS bore-well or brackish feed water.
- Hotels, Resorts & Commercial Kitchens: A SS RO plant for drinking water with stainless steel finish is the preferred choice for hospitality businesses that want safe water and a clean, professional-looking system.
- Municipal & Rural Drinking Water Projects: Government schemes and NGO-run community water supply plants choose stainless steel reverse osmosis plants for their long service life and low maintenance.
Why Choose Unitech Water Solution for Your SS RO Plant?
1. Authorised DOW Filmtec Partner — Genuine Membranes, Zero Compromise
Unitech Water Solution is one of India's authorised channel partners for DOW Filmtec RO, UF, and NF membranes. Every SS RO plant we manufacture uses genuine DOW Filmtec membranes — the same technology trusted by global industries, defence, and municipalities. You get certified membranes with full traceability, not market replacements that fail early.
2. Food-Grade AISI 304 / 316 Stainless Steel — Not Just a Label
Many manufacturers claim stainless steel but use substandard alloys. At Unitech Water Solution, every stainless steel RO plant uses genuine AISI 304 or SS 316 grade stainless steel for all water-contact surfaces — frames, manifolds, pump housings, and tanks. This matters because SS RO plants for food and beverage and pharma applications have regulatory requirements on material grade. We met them.
3. Custom-Engineered for Up to 5000 TDS — Your Water, Your System
Our SS RO plant with5000 TDS capacity is not a standard product taken off a shelf. When you share your water quality report, our engineers design the system specifically — right membrane type, right pump pressure, right pre-treatment — so you get consistent output TDS regardless of seasonal variation in your feed water. This is what a true SS RO plant manufacturer in India does.
4. ISO 9001:2008 Certified — Quality You Can Verify
Unitech Water Solution holds ISO 9001:2008, CE, IAF, and JAS-ANZ certifications. Every stainless steel reverse osmosis plant is tested at our factory before dispatch — on water, under pressure, with all controls verified. You receive a commissioned unit, not a unit that gets commissioned at your site for the first time.
5. Trusted by India's Largest Names — 5,874+ Projects Delivered
Clients like Aditya Birla Group, Sun Pharma, Welspun, Zydus Cadila, Raymond, Torrent, and Intas trust Unitech Water Solution. They chose us because we deliver on time, our industrial SS RO plant systems perform as specified, and our after-sales support is responsive. Over 5,874 projects delivered across India and internationally — this is not a claim, it is a record.
Key Features of Our SS RO Plant
A SS RO plant from Unitech Water Solution is the right solution for:
- AISI 304 / SS 316 Stainless Steel Frame & Housings: All water-contact surfaces are food-grade stainless steel — corrosion-free, hygienic, built to last 12–15+ years with proper maintenance.
- Handles Feed Water Up to 5000 ppm TDS: Custom membrane and pump specification for high-TDS bore well and brackish water — our SS RO plant with 5000 TDS capacity is designed, not guessed.
- Genuine DOW Filmtec RO Membranes: 99%+ TDS rejection. Consistent output. Long membrane life. Authorised supply by Unitech Water Solution.
- Compact Skid-Mounted SS Design: A compact SS RO plant where all components sit on a single stainless steel skid — easy to install, simple to relocate, minimal footprint.
- Fully Automated PLC Control Panel: Auto-start, auto-shut, low-pressure cut-off, high-pressure alarm, TDS display, and flow meters — your operators stay in control at all times.
- Multi-Stage Pre-Treatment System: Sand filter + activated carbon filter + antiscalant dosing protect your membranes and extend service intervals significantly.
- Energy-Efficient Stainless Steel Pumps: SS multistage pumps optimised for your TDS range — reliable, low power draw, designed for continuous-duty operation.
- Scalable Capacity — 250 LPH to 1,00,000+ LPH: From a small SS RO plant for drinking water at a hotel to a large-scale industrial SS RO plant — we manufacture every size.
- Optional UV Sterilisation & Mineral Dosing: Post-RO UV and mineral dosing for complete compliance with drinking water and food-grade standards.
- Low Maintenance, Easy Service Access: Quick-change cartridge housings, accessible membrane vessels, and clearly labelled service points keep your downtime minimal.
Technical Overview — What Goes Into Our SS RO Plant
|
Component |
Specification & Description |
|
Feed Pre-treatment Pump |
SS centrifugal pump for multi-grade sand and carbon filter feed |
|
Multi-Grade Sand Filter |
Removes suspended solids, turbidity, iron, and large particulates |
|
Activated Carbon Filter |
Eliminates chlorine, odour, colour, and organic impurities pre-RO |
|
Antiscalant Dosing System |
Chemical dosing prevents scale formation on RO membrane surface |
|
5-Micron Cartridge Filter (SS Housing) |
Final protection for high-pressure pump and DOW membranes |
|
High-Pressure SS Multistage Pump |
AISI 304/316 pump; pressure and capacity sized to TDS and flow requirement |
|
DOW Filmtec RO Membranes |
Spiral-wound 4" or 8" elements; 99%+ NaCl rejection, long service life |
|
Pressure Vessels (SS or FRP) |
Stainless steel or FRP vessels housing membranes in series configuration |
|
AISI 304 Skid Frame |
Full structural stainless steel skid — all components mounted, piped, wired |
|
Automated Control Panel |
PLC auto/manual mode; pressure gauges, TDS meters, flow meters, alarms |
|
Permeate Storage Tank (SS) |
Stainless steel output water storage with level controls |
|
UV Steriliser (Optional) |
Post-RO UV unit for 100% microbial-safe output water |
Key Features of Our SS RO Plant
|
Comparison Factor |
Standard MS RO Plant |
SS RO Plant by Unitech Water Solution |
|
Frame & Housing Material |
Mild steel — rusts within 2–3 years |
AISI 304/316 SS — corrosion-free for 12–15+ years |
|
Food & Pharma Suitability |
Not suitable — fails FSSAI / GMP norms |
Fully food-grade and pharma-compliant |
|
High TDS Performance |
Pump corrosion risk above 2500 ppm TDS |
Engineered and tested for up to 5000 ppm TDS |
|
Maintenance Requirement |
Regular rust treatment, repainting |
Minimal — stainless needs no rust protection |
|
Appearance Over Time |
Degrades — looks neglected within 3–4 years |
Retains clean, professional finish throughout life |
|
Regulatory Compliance |
Difficult for food, beverage, dialysis certs |
Meets ISO, FSSAI, AAMI, and BIS requirements |
|
Long-term Value |
Higher hidden upkeep cost over time |
Lower total cost of ownership over plant lifetime |
Explore Our Complete Water Treatment Range
At Unitech Water Solution, the SS RO plant is one part of a complete water solutions portfolio. Based on your application, you may also benefit from:
- Industrial RO Plant — High-capacity, continuous-duty RO for large industrial water demand.
- Dialysis RO Plant — Medical-grade RO meeting AAMI standards for haemodialysis use.
- Ultra Filtration Plant — Pre-RO UF system removes bacteria and colloids from surface water.
- Water Softening Plant — Hardness removal for boiler feed, textile, and laundry applications.
- Containerized RO Plant — Pre-assembled mobile RO units ready for remote or temporary sites.
- Mineral Water Plant — Complete bottled water production line including compact SS RO plant for mineral water business.
- Sewage Treatment Plant — Effluent compliance and grey water recycling for industrial units.
- RO Membranes & Spares — Genuine DOW Filmtec membranes, antiscalant chemicals, cartridge filters, and bag filters.
Our Process — From Enquiry to Running Water
When you contact Unitech Water Solution, here is exactly what happens — step by step:
- Step 1 — Free Water Quality Assessment: Share your water source, TDS reading, daily requirement, and application. Our engineers review your water report and recommend the right SS RO plant configuration — at zero cost.
- Step 2 — Custom Engineering for Your TDS & Flow: We design your stainless steel RO plant from scratch — DOW membrane count, pump pressure, pre-treatment stages — based entirely on your water quality and output target.
- Step 3 — Factory Fabrication in AISI 304 / 316 SS: Your SS RO plant is built at our Vatva GIDC, Ahmedabad factory. Every weld, fitting, and connection is inspected. We use the same material grade we specify — no substitutes.
- Step 4 — Full Factory Test on Water Before Dispatch: Every industrial SS RO plant and commercial unit we build is tested on live water at our factory. Output TDS, flow rate, pressure, and automation are verified before dispatch.
- Step 5 — On-Site Installation, Commissioning & Training: Our engineers install and commission the stainless steel reverse osmosis plant at your location. We train your operators and hand over a complete operations and maintenance manual.
- Step 6 — After-Sales Support, Spares & AMC: Unitech Water Solution offers Annual Maintenance Contracts, genuine DOW Filmtec membrane supply, remote troubleshooting, and scheduled site visits. We are with you for the life of the plant.
FAQs
SS stands for Stainless Steel. An SS RO plant uses AISI 304 or 316 stainless steel for its frame, pipework, and water-contact parts. This makes the stainless steel RO plant corrosion-free, hygienic, and suitable for food, pharma, and drinking water applications.
Unitech Water Solution's SS RO plant with 5000 TDS capacity is custom-designed for your feed water. Whether it is borewell water at 1500 ppm or brackish water above 4000 ppm TDS, our SS RO plant manufacturer in India engineers the right membrane and pump configuration for your exact requirement.
Yes — it is the ideal choice. FSSAI norms for packaged drinking water require food-grade, corrosion-free water-contact surfaces. A compact SS RO plant for mineral water business from Unitech Water Solution meets all regulatory requirements and integrates directly into a complete bottling line.
An SS RO plant uses stainless steel — corrosion-free, food-grade, longer service life. FRP is lighter and less expensive but not suitable for food or pharma use. MS (mild steel) corrodes over time and is not recommended for SS RO plants for drinking water or food applications.
An industrial SS RO plant is used across food and beverage, pharmaceuticals, hospitals, breweries, dairies, chemical plants, textile units, and municipal drinking water projects. Any industry requiring hygienic, high-TDS-feed water purification at scale benefits from a stainless steel reverse osmosis plant.