iSpring RCC7AK RO System [Alkaline Remineralization]

iSpring RCC7AK 6-Stage Reverse Osmosis System

Product: iSpring RCC7AK 6-Stage Reverse Osmosis System

Brands: iSpring

Rating: 4.6 out of 5 stars (4.6 / 5) (more than 1970 reviews)

Recommended Price: 198 USD (Check the latest price at

Product Description

iSpring RCC7AK reverse osmosis system removes up to 99% of over 1, 000 contaminants, including fluoride, chlorine, lead, calcium, sodium, hormones, arsenic, asbestos, giardia, bacteria, viruses and more.

This RO system produces water with a pH of 7. 0 or below, its Alkaline Remineralization filter (the 6th stage) restores healthy minerals and produces balanced alkalinity in the filtered water.

The 1st stage with a clear see-through housing makes filter inspection a snap.


Product Specifications

Pre-filtersPP sediment filter
Carbon KDF (GAC) filter
Carbon block (CTO) filter
RO membrane0.0001 microns
Post-filtersFine GAC final polishing filter
Alkaline remineralization filter
Incoming Water Pressure45 PSI – 70 PSI
TDSAbout 20-70 PPM
Storage tank3.2-gallon capacity
2.5-gallon holding
Tubing4 color-coded tubing
FaucetLead-Free brushed nickel faucet
Fitting adaptors1/2″ NPT & 3/8″ COMP
Filtered Water to Waste Water Ratio1:3
FeaturedFirst stage clear housing
Spare fittings & O-rings
1-year manufacturer warranty
iSpring’s unique lifetime technical support
DocumentsUser Manual [PDF]
Warranty [PDF]


Satisfying Chart

(Estimation from the verified purchase customers)



Installation Guide

This video shows you step-to-step how to install iSpring 6-Stage RCC7AK Under Sink Reverse Osmosis Drinking Water Filter System.



What is the size of the hole should I drill the counter/sink for the faucet?

The size should be 1/2″. Many users suggest using a 1/2″ diamond drill bit with a hollow in the middle to drill the hole. For example

Are the components BPA free?

Many customers asked and the answer from the manufacturer is “Yes, they are all BPA free”.

My water is coming out cloudy, what should I do?

After you installed the RO system, make sure you have completely drained the tank several times, if it’s still cloudy, you should contact the company to check again.


Images Gallery

iSpring RCC7AK 6-Stage Reverse osmosis system

iSpring RCC7AK 6-Stage Reverse Osmosis System
iSpring RCC7AK's benefits
iSpring RCC7AK’s benefits
 iSpring RCC7AK  - Faucet
iSpring RCC7AK – Faucet
  iSpring RCC7AK  -  Components
iSpring RCC7AK – Components
  iSpring RCC7AK  -  Stages
iSpring RCC7AK – Stages
 iSpring RCC7AK  -   Filter life time
iSpring RCC7AK – Filter life time
 iSpring RCC7AK  -   RO membrane
iSpring RCC7AK – RO membrane
 iSpring RCC7AK  -   Usages
iSpring RCC7AK – Usages

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