The PentaPure 400GPD Reverse Osmosis Water Filter System bundle provides a comprehensive solution for clean drinking water in homes and small offices. This selection includes the core RO system and essential components for installation, maintenance, and optimal performance. It is designed for those seeking a robust water purification system for daily use.
Curated by Signal & Noise · Updated June 2026
Built for facility managers and homeowners with high-demand kitchens who need high flow rates without the footprint of industrial units. Not for solo users or apartment dwellers—this shop focuses on heavy-duty 400GPD throughput systems.
Curator's pick: High Flow RO Booster Pump 400 GPD
Most RO systems fail because people ignore the source pressure requirements; this pump is the only way to actually hit that 400-gallon rating unless you have unrealistic municipal PSI. It’s built with heavier housing than standard domestic pumps, which helps dampen the vibration noise that usually plagues these setups.
⚠ Worth knowing: High-flow membranes like the 400GPD variant have a significantly lower salt rejection rate if you run them intermittently rather than in long cycles. You’ll see a spike in TDS (Total Dissolved Solids) in the first 30 seconds of every use unless you install a manual flush valve to clear the membrane beforehand.
Industrial Pre-Filtration Housing and KitsUnder-Sink Alkaline Remineralization CartridgesPoint-of-Use Water Chiller and Dispenser Systems
This shop is built around the PentaPure 400GPD Reverse Osmosis Water Filter System, offering a complete solution for clean and safe drinking water. It includes all necessary components from the core RO unit to critical pre-filters and a large storage tank, ensuring consistent performance for daily use.
This bundle is ideal for families and small offices in Taiwan seeking a robust and high-capacity water purification system. It ensures that homes requiring significant volumes of filtered water daily have a reliable supply, addressing concerns about contaminants, taste, and odor effectively.
To get started with clean water, focus on the RO system, booster pump, and a basic sediment filter. A full build, including the high-capacity storage tank and all replacement filters, will cost between $335 and $645.
Full build
$335–$645
Starter
$255–$445
RO System + Booster Pump + Sediment Filter
Best forHigh Volume Water DemandSmall OfficesFamily HomesContaminant ReductionImproved Water Taste
This is a high-capacity reverse osmosis system designed for purifying tap water in both residential and light commercial settings. It is suitable for families or small offices requiring significant volumes of filtered water daily. The system addresses concerns about contaminants, taste, and odor in drinking water.
400 gallons per day output
Multi-stage filtration process
Under-sink or cabinet installation
Reduces dissolved solids and contaminants
Suitable for home and small office
In this shop: This 400GPD Reverse Osmosis System is the centerpiece, embodying the PentaPure system's core promise of high-volume, purified water for home and small office use.
This high-flow RO booster pump is designed to increase water pressure for reverse osmosis systems, ensuring the 400 GPD membrane operates at its stated efficiency. It is intended for systems where incoming water pressure is insufficient, or when maximizing filtration speed is crucial. The pump helps maintain a consistent flow rate for high-output systems.
Boosts water pressure to RO membrane
Compatible with 400 GPD systems
Ensures optimal filtration rate
Improves system efficiency
Durable motor for continuous operation
In this shop: The High Flow RO Booster Pump is crucial for ensuring the PentaPure system delivers its promised 400GPD output, supporting efficient water purification.
This replacement RO membrane is the primary filtration element for 400 GPD reverse osmosis systems. It is intended for regular replacement to maintain optimal water purification quality and system performance. This membrane is essential for removing dissolved solids, heavy metals, and other contaminants from water.
400 GPD filtration capacity
Removes dissolved minerals and toxins
Standard size for RO systems
Requires periodic replacement
Thin-film composite material
In this shop: The Replacement RO Membrane is a core consumable, directly supporting the PentaPure system's long-term effectiveness in delivering purified water.
This granular activated carbon filter cartridge serves as a pre-filter stage in reverse osmosis systems. It is primarily used to remove chlorine, chloramines, and organic compounds from water before it reaches the delicate RO membrane. This helps protect the RO membrane and improves the taste and odor of the purified water.
Removes chlorine and chloramines
Protects RO membrane life
Improves water taste and odor
Typical 2.5" x 10" filter size
Granular activated carbon media
In this shop: The Granular Activated Carbon Filter Cartridge is a necessary pre-treatment component, ensuring the longevity and efficiency of the PentaPure system by protecting its main membrane.
This sediment water filter replacement is the first stage of filtration in most reverse osmosis systems. It is designed to remove larger suspended particles like sand, rust, and silt from the incoming water supply. Regular replacement of this filter helps protect subsequent filters and the RO membrane from clogging.
Removes sand, silt, rust
Protects downstream filters
Typical 5 micron filtration
Standard 2.5" x 10" sizing
Melt-blown polypropylene material
In this shop: The Sediment Water Filter Replacement is the initial defense for the PentaPure system, safeguarding the entire purification process from particulate matter.
This 11-gallon reverse osmosis storage tank provides a reservoir for purified water, ensuring a readily available supply even if the RO system is not actively filtering. It is typically used with high-output RO systems in homes or small offices to meet peak demand. The tank stores pressurized water for dispensing through a dedicated faucet.
11 gallons storage capacity
Pressurized water delivery
Steel construction
Ensures instant water access
Connects to standard RO faucet
In this shop: The Reverse Osmosis Storage Tank complements the PentaPure system by providing ample purified water on demand, essential for continuous home and office use.
Provides a continuous supply of highly purified water, effectively removing a wide range of contaminants for enhanced health and taste.
The integrated booster pump ensures optimal system efficiency and consistent water production, even with fluctuating incoming water pressure.
Includes a large 11-gallon storage tank, guaranteeing instant access to clean water for peak demand periods without waiting for filtration.
What to know
The system requires dedicated space for installation due to its size and the 11-gallon storage tank, which might be a consideration for smaller kitchens.
Regular replacement of filters and the RO membrane is necessary to maintain water quality and system performance, adding to ongoing operational costs.
How to use this together
1
Install Pre-Filters First
Begin by installing the Sediment Water Filter Replacement and the Granular Activated Carbon Filter Cartridge in their respective housings. These pre-filters protect the delicate RO membrane by removing larger particles and chlorine, ensuring the long-term efficiency and lifespan of your entire system.
2
Connect RO System and Booster Pump
Next, connect the 400GPD Reverse Osmosis System and integrate the High Flow RO Booster Pump. The pump is crucial for achieving the system's stated 400 GPD capacity, especially if your home or office has low water pressure. Proper connection ensures efficient water flow through the membrane.
3
Install the Storage Tank
Finally, connect the Reverse Osmosis Storage Tank 11 Gallon to collect the purified water. This tank ensures you have a ready supply of clean water available on demand, preventing delays and allowing for multiple uses without waiting for the filtration process to complete.
