Home / Products / Reverse Osmosis System / RH-RO4 Six stage reverse osmosis water filter -75G
Wholesale RH-RO4 Six stage reverse osmosis water filter -75G
Product details

The water of Six Stage Reverse Osmosis Water Filter -75G passes through the PP cotton filter element. This stage mainly intercepts large particles of impurities in the water, such as silt, rust, etc., laying the foundation for the subsequent filtration steps. Subsequently, the activated carbon filter element exerts its powerful adsorption capacity to remove residual chlorine, odor, discoloration and other organic matter in the water, so that the water quality is initially purified. Next, the water enters the fine filtration stage, and further removes fine impurities and organic matter through a finer filter element. The reverse osmosis membrane (RO membrane) as the core filter element, with its high precision and high efficiency, has become the key in the purification process. It can intercept impurities as small as 0.0001 microns, including bacteria, viruses, heavy metal ions, etc., to ensure that the water quality meets the pure water standard. The water passes through the post-activated carbon filter element to remove possible residual odors and increase the sweet taste, making the drinking water more refreshing and pleasant.

Six-stage RO system -75G
1. Cartridge:5micronpp+cto+udf+93%75G ro membrane+post coconut carbon+post mineralized ball.
2. Power supply:220V---110V
3. Components: faucet:zinc small faucet+housing+double"O‘ring  +With5 m PE pipe+with pump and with electric +with 3. 2G tank.
4. Color box packing.


Model Item Size/Weight MOQ Packing Outer Pack QTY Outer Carton Size G.W
RH-RO4 40x40x80/16kgs 500 color box 1 38.5*26*50 12
Order process

About Yaorui
Ningbo Yaorui Water Purification Technology Co., LTD.

Ningbo Yaorui Water Purification is a China RH-RO4 Six stage reverse osmosis water filter -75G Suppliers and RH-RO4 Six stage reverse osmosis water filter -75G Factory. We specialize in, with over 15 years of industry expertise. We offer a comprehensive range of water filters for drinking water use, shower filters, Coffee machine filters, and outdoor use.

Our factory is strategically located in Ningbo Sea Port City, allowing us to efficiently serve customers across the United States, Canada, Australia, and beyond. This prime location enables us to sell our products globally at competitive prices while providing exceptional customer service. In addition, our extensive experience and deep industry knowledge equip us to tackle complex challenges and deliver customized solutions for those who want to buy water filters.

We are dedicated to continuous quality improvement and new product development, ensuring that every product meets the standards of performance and reliability. By leveraging advanced technology and practices, we minimize environmental impact while product performance. Our commitment to excellence is reflected in our pursuit of sustainable production, flawless quality, and operational reliability.

Certificate Of Honor
  • Quality Management System Certification
  • Quality Management System Certification
  • CERTIFICATE of SVHC Information in Product
  • Test Report
  • Test Report
  • Certificate of Conformity
  • Certificateof Conformity
Newsroom
  • QUICK ANSWER A reverse osmosis water filter is a purification device that forces tap water through a semi permeable membrane under pressure, physically blocki...

    READ MORE
  • A practical, room by room walkthrough for installing an under sink or whole house reverse osmosis system, plus the tools, costs, and maintenance schedule you n...

    READ MORE
  • Water Filtration Guide A practical walkthrough for building a simple water filter at home, plus a clear comparison with a professional water purifier such as a...

    READ MORE
  • Home Water Treatment Guide A practical, evidence based guide to choosing a filtration system that actually removes what is in your water, without wasting money...

    READ MORE
Industry knowledge

What makes the RH-RO4 Six Stage Reverse Osmosis Water Filter more effective than standard filtration systems?

The RH-RO4 Six Stage Reverse Osmosis Water Filter – 75G is designed as a high-performance reverse osmosis system that goes far beyond traditional filtration methods. Unlike basic carbon filters or simple sediment cartridges, this reverse osmosis water filter uses a multi-layer purification architecture that targets contaminants at both visible and microscopic levels. It is developed under the engineering standards of Ningbo Yaorui Water Purification Technology Co., LTD., a manufacturer specializing in advanced reverse osmosis water system solutions for residential and commercial applications.

At the core of this system is the reverse osmosis membrane technology, which is widely recognized as one of the most effective methods for producing safe drinking water. Through pressure-driven separation, water molecules are forced through a semi-permeable membrane, while dissolved solids, heavy metals, bacteria, and chemical impurities are rejected and flushed away. This ensures that the output is consistently high-quality reverse osmosis water suitable for daily consumption.

The RH-RO4 incorporates six distinct filtration stages, each with a specific function. This layered structure ensures that water is progressively purified rather than processed in a single step. Compared to standard filters, this reverse osmosis water system provides significantly higher efficiency and stability.

Filtration Process Overview

Stage Function
1 Sediment removal (dust, rust, particles)
2 Activated carbon (chlorine & odor reduction)
3 Fine carbon filtration
4 RO membrane core purification
5 Post-carbon taste improvement
6 Water conditioning / polishing

This structured approach ensures that the RH-RO4 operates as a complete reverse osmosis system, delivering consistent purity even when source water quality varies.

One of the key advantages highlighted by Ningbo Yaorui Water Purification Technology Co., LTD. is system stability. The RH-RO4 is engineered not only for household kitchens but also as a modular component that can be adapted into larger configurations, including a whole house reverse osmosis system, depending on installation needs.

In comparison to conventional filtration, the RH-RO4 provides:

  • Higher contaminant removal efficiency
  • Improved water taste and clarity
  • Longer filter lifespan due to staged protection
  • More stable output of reverse osmosis water

FAQ

Q1: Why is reverse osmosis more effective than normal filters?
A: Because the reverse osmosis system removes dissolved contaminants at the molecular level, not just visible particles.

Q2: Does multi-stage filtration improve performance?
A: Yes, each stage protects the next, improving overall reverse osmosis water system efficiency.

Q3: Can this system be used in larger setups?
A: Yes, it can be integrated into a whole house reverse osmosis system if required.

How does the 75G capacity improve daily water usage efficiency?

The RH-RO4 Six Stage Reverse Osmosis Water Filter is equipped with a 75 gallons-per-day (75GPD) membrane, making it a highly efficient reverse osmosis water system for households with moderate to high water consumption needs. This capacity ensures that users receive a steady supply of clean reverse osmosis water without long waiting times or pressure drops.

In a standard reverse osmosis system, water production speed is a critical factor. Low-capacity systems often struggle during peak usage periods, especially in households where multiple people rely on purified water for drinking, cooking, and beverage preparation. The RH-RO4 addresses this issue by maintaining a balanced flow rate that supports continuous usage.

Engineered by Ningbo Yaorui Water Purification Technology Co., LTD., the system is optimized for both efficiency and durability. The company focuses on designing scalable reverse osmosis water filter solutions that can also be adapted into centralized systems, including a whole house reverse osmosis system, when higher demand is required.

The 75G capacity also helps reduce strain on the RO membrane. By maintaining optimal operating pressure and flow balance, the system ensures longer membrane life and more consistent water quality. This is especially important in any reverse osmosis water system, where membrane performance directly affects output quality.

Capacity Performance Comparison

Feature RH-RO4 System Standard RO Units
Daily Output 75GPD 50GPD or lower
Water Flow Stability High Medium
Usage Suitability Family / Office Small household
System Type Reverse Osmosis System Basic filtration
Water Quality High purity reverse osmosis water Moderate

Key advantages include:

  • Faster water recovery rate
  • Stable supply of reverse osmosis water
  • Reduced storage tank waiting time
  • Better suitability for multi-user environments

This makes the RH-RO4 a practical solution for modern households where water demand is continuous and reliability is essential.

FAQ

Q1: Is 75GPD enough for a family?
A: Yes, it is suitable for most households using a reverse osmosis water system.

Q2: Does higher capacity reduce water quality?
A: No, the reverse osmosis system maintains high purity regardless of flow rate.

Q3: Can it support heavy usage?
A: Yes, it is designed for stable reverse osmosis water output even under demand.

Why is the RH-RO4 a reliable choice for long-term household water purification?

The RH-RO4 Six Stage Reverse Osmosis Water Filter is designed with long-term reliability as a core engineering principle. As part of the product line developed by Ningbo Yaorui Water Purification Technology Co., LTD., this reverse osmosis system emphasizes durability, maintenance simplicity, and consistent water quality over extended use.

One of the most important advantages of this reverse osmosis water filter is its ability to consistently produce high-quality reverse osmosis water while minimizing system wear. The multi-stage filtration design reduces the load on the RO membrane, allowing it to operate more efficiently and extend its lifespan.

In any reverse osmosis water system, long-term performance depends on stable pressure, proper filtration sequencing, and easy maintenance. The RH-RO4 is engineered to meet all these requirements, making it suitable for households that want a low-maintenance yet high-performance solution.

Additionally, this system helps protect household appliances such as kettles, coffee machines, and water heaters by reducing scale formation. This makes it not only a water purification device but also a protective component in a broader whole house reverse osmosis system concept.

Long-Term Reliability Features

Feature Benefit
Multi-stage filtration Reduces membrane wear
Durable components Extended system lifespan
Easy maintenance Simple filter replacement
Stable pressure design Consistent performance
System compatibility Whole house reverse osmosis system ready

Key long-term benefits:

  • Consistent production of reverse osmosis water
  • Reduced maintenance frequency
  • Improved membrane lifespan
  • Stable performance of the reverse osmosis system

By combining engineering precision with practical usability, Ningbo Yaorui Water Purification Technology Co., LTD. ensures that the RH-RO4 remains a dependable solution for long-term water purification needs.

FAQ

Q1: How long does the system last?
A: With proper maintenance, the reverse osmosis water system can last several years.

Q2: Is maintenance complicated?
A: No, filter replacement is simple and user-friendly.

Q3: Can it be used long-term without performance loss?
A: Yes, it is designed for stable reverse osmosis water output over time.