iSpring RCS5T 500 GPD Tankless Commercial RO System

iSpring SKU: RCS5T
Price
Regular price $67999
Regular price Sale price $67999
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Description

iSpring RCS5T Side-Flow Commercial Tankless Reverse Osmosis Water Filter System – 500 GPD

The iSpring RCS5T is a commercial-grade tankless reverse osmosis system engineered for businesses and high-demand residential applications requiring a continuous supply of purified water. Producing up to 500 gallons per day (GPD), this side-flow RO system delivers fast, on-demand water for restaurants, cafés, offices, ice machines, beverage stations, and commercial kitchens while helping reduce common contaminants that affect water quality, taste, and equipment performance.

Key Features & Benefits

• 500 GPD High-Capacity Production – Produces up to 500 gallons of purified water per day, making it ideal for restaurants, coffee shops, offices, breakrooms, and high-demand residential applications.

• 4-Stage Reverse Osmosis Filtration – Oversized sediment and carbon pre-filters paired with a high-performance RO membrane help reduce up to 99% of many common contaminants, including PFAS, lead, chlorine, fluoride, arsenic, heavy metals, dissolved solids (TDS), and sediment.

• Side-Flow Tankless Design – Delivers purified water on demand without a bulky storage tank, reducing installation space while helping maintain fresh, continuously filtered water.

• Fast 0.4 GPM Flow Rate – Provides a steady supply of purified water for drinking, food preparation, coffee equipment, refrigerators, beverage dispensers, and ice machines.

• Efficient 1.5:1 Pure-to-Drain Ratio – Uses advanced reverse osmosis technology to reduce wastewater compared to many conventional commercial RO systems.

• Integrated Booster Pump – Maintains consistent operating pressure to improve filtration efficiency, membrane performance, and overall water production.

• Built-In Pressure Gauges – Allows operators to monitor inlet and outlet pressure for simplified system diagnostics and preventative maintenance.

• Oversized 20-Inch Pre-Filters – High-capacity sediment and carbon filters help protect the RO membrane while extending filter life in demanding commercial environments.

• Heavy-Duty Stainless Steel Frame – Freestanding commercial frame provides durability, protects system components, and allows convenient access for routine maintenance.

• Expandable Commercial Installation – Compatible with external storage tanks, beverage equipment, coffee machines, ice makers, refrigerators, and other commercial water applications.

Ideal For

• Restaurants and commercial kitchens

• Coffee shops and cafés

• Ice machine systems

• Beverage dispensing stations

• Office breakrooms

• Salons and spas

• Laboratories

• Large homes with high purified water demand

What's Included

• High-Capacity Sediment Filter

• Carbon Block Pre-Filters

• Commercial RO Membrane

• Integrated Booster Pump

• Built-In Pressure Gauges

• Stainless Steel Mounting Frame

• Installation Hardware and Tubing

• User Manual

Water Wellness Works Take

The iSpring RCS5T is an excellent solution for businesses that need more purified water than a residential RO system can provide without stepping up to a large industrial platform. Its 500 GPD production capacity, tankless side-flow design, oversized commercial filtration, and integrated booster pump make it well suited for restaurants, coffee shops, offices, and other operations where dependable, high-quality water supports beverages, food preparation, and equipment longevity.

Shipping, Returns & Warranty

Orders Processing: Our chosen couriers, including USPS, UPS, and FedEx, consistently facilitate the delivery of your items from our warehouse. Please note that processing times may vary depending on the brand. All orders are processed and shipped within 1 - 5 business days.

Order Confirmation: As soon as you place your order, you will receive an order confirmation e-mail.  This means that we have received your order in our system and pre-authorized your card for the purchase.

30 Day Returns: If your order arrives damaged, we will exchange you a replacement. For more details, visit our Refund Policy Page.

Click for Brand Warranties Page

Why do some brands cost more than others?

Pricing varies based on number of filtration stages, system capacity (GPM / output), technology (RO, UV, hydrogen, etc.), build quality and components. Most systems range widely from a few hundred dollars to several thousand depending on features and performance. Higher-end systems typically offer better purification, longer lifespan, and more advanced features

Product resources

Official iSpring manuals, installation help, and videos for iSpring RCS5T 500 GPD Tankless Commercial RO System.

Manuals and documents

Installation and how-to videos

iSpring RCS5T installation video

Why Buy From Water Wellness Works?

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