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RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge

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RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge

Quick Overview

Fits Culligan Easy-Change filter systems including IC-EZ-4, US-EZ-4, and RV-EZ-4

Availability: In stockShips Tomorrow, Oct 07th

$40.99 Retail Price:  $50.59


Free same day shipping! Keep your water tasting pure without paying big box store prices by ordering a RC-EZ-4 Culligan water filter at
  • Ships same day
  • Changes with an easy twist-on and off
  • Serves great tasting water for up to six months
  • Genuine OEM Product


Package Qty 1
Used In Brands Culligan
Manufacturer's Id RC-EZ-4
UPC 033663006522
Advertised Size (in) 12-3/4 x 3
Actual Size (in) 12 3/4 inches (length) x 3 inches (outside diameter)
Actual Size (cm) 32.39 x 7.62
Filter Life (gallons) 500
Filter Life (liters) 1,892.71
Filter Life (months) 6 months
Micron Rating (Nominal) 0.5
Operating Pressure (psi) 30 - 100
Operating Temperature (°F) 40 - 100
Operating Temperature (°C) 4.4 - 37.8
Flow Rate (gpm) 0.5
Flow Rate (lpm) 1.893
Fitting Type Quick Connect
Certifications NSF/ANSI Standard 42, NSF/ANSI Standard 53
Includes One RC-EZ-4 Level 4 filter cartridge, Cartridge change reminder sticker


Reduces the following contaminants:
  • The CULLIGAN-RC-EZ-4 does not reduce fluoride.


The CULLIGAN-RC-EZ-4 is comparable with the following part numbers

Culligan IC-EZ-4 RC-EZ-4 US-EZ-1

Replacement for the Following UPC


7 Item(s)

per page
CULLIGAN RC-EZ-4 Review by Todd
Clean tasting water and makes a great pot of coffee. Better value than the faucet type filters (Posted on 6/16/11)
Get the EZ-4 Review by JP
I tried the EZ-3 & EZ-4 and would definitely recommend the EZ-4 for better tasting water. (Posted on 10/14/11)
I will buying this product forever! Review by Olga
We installed the first one around two years ago and will never go back to buying bottled water. Thank you! (Posted on 6/28/12)
I would buy this product again Review by Jim
Correct Replacement CartridgeFast Delivery (Posted on 6/29/12)
I love the Culligan filter system and it doesn't waste water Review by jkristen
I love the Culligan system. It doesn't waste water and the water taste is outstanding. (Posted on 4/24/14)
Will order again Review by Yudi
Will order again from this Co (Posted on 5/5/14)
Thanks! Review by Bo
My filter arrived damaged. It was instantly replaced- no questions or fooling around. The best! (Posted on 2/19/15)

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