Description
Wellsys RO-400 – Reliable 400 GPD Water Purification System
The Wellsys RO-400 is a powerful reverse osmosis purifier designed to meet the needs of large households, offices, and commercial spaces. With a capacity of 400 GPD and 5-stage purification, it consistently delivers safe and purified water, whether for daily family use or continuous demand in busy environments.
Built in Vietnam and equipped with TORAY membrane technology, this Wellsys water purifier combines quality, performance, and reliability. If you’re comparing RO water purifier installation in Dhaka or exploring the Wellsys water purifier price in Bangladesh, this unit offers long-term value for any user.
Advanced 5-Stage Filtration Process
The Wellsys RO-400 uses a structured, multi-stage filtration system to eliminate impurities and ensure the highest quality water output:
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Sediment Filtration – Removes sand, rust, and larger particles
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Pre-Carbon Filtration – Filters chlorine, odour, and organic compounds
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RO Membrane (TORAY) – Targets heavy metals, salts, and microscopic contaminants
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Post-Carbon Filtration – Improves taste and removes leftover odours
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UV Sterilisation – Neutralises harmful bacteria and viruses
This comprehensive system makes it a top choice among those seeking the best water filter purifier or comparing 5-stage water purifier price in Bangladesh.




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