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D-30 Culligan Level 2 Undersink Filter Replacement Cartridge

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D-30 Culligan Level 2 Undersink Filter Replacement Cartridge

Quick Overview

Fits Culligan US-550, US-600, US-600A, SY-2000, SY-2100, and any brand of water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges

Availability: In stockShips Tomorrow, Oct 10th



Undersink replacement water filter for water filtration systems that use 9 3/4 inch x 2 1/2 inch cartridges.
  • Second best Culligan drinking water replacement cartridge
  • Recommended for city and well water supplies
  • Made in the U.S.A.
  • Genuine OEM Product


Package Qty 1
Used In Brands Culligan
Manufacturer's Id D-30
UPC 033663005112
Advertised Size (in) 10 x 2-1/2
Actual Size (in) 9 3/4 inches (length) x 2 1/2 inches (outside diameter)
Actual Size (cm) 24.77 x 6.35
Media Carbon Block
Primary Filter Media Carbon Block
Filter Life (gallons) 1,000
Filter Life (liters) 3,785.41
Filter Life (months) 12 months
Micron Rating (Nominal) 0.5
Flow Rate (gpm) 0.60
Flow Rate (lpm) 2.27


Reduces the following contaminants:
  • The CULLIGAN-D-30 does not reduce fluoride.


The CULLIGAN-D-30 is comparable with the following part numbers

Culligan Pentek CBC-10 CBC-10
D-30 CBC-10 CBC-10 CBC-10
D-40 CBC-10 CBC-10
US-600 CBC-10 Tier1

Replacement for the Following UPC


6 Item(s)

per page
EXCELLENT DELIVERY Review by Giselle from Mi
The filter arrived quickly was just what I ordered. Thanks!! (Posted on 6/28/12)
awesome Review by ez
Quality filters & a great price! (Posted on 6/28/12)
Excellent Seller Review by ptofimpact
This filter is economical easy to replace and makes a marked difference in water taste and quality Highly recommend. (Posted on 6/29/12)
good water Review by EZ5150
i have the culligan system in the office for the bad tasting water. i needed the other filter to the set. (Posted on 4/17/13)
Excellent Filter Choice!!! Review by JimP
Excellent Filter Choice for our water from City Well! (Posted on 10/13/13)
I love these filters! I love my Culligan water filter & these filters work great! Review by Cathy
I love my under the sink Culligan water system. They no longer sell these at Sears and these filters that I have found on this site work wonderful with the system! I am grateful to have been able to find a company I can trust to order from! Thank you so much!
(Posted on 7/21/14)

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