Culligan D-250A Under Sink Water Filter Set

Culligan D-250A Under Sink Water Filter Set

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Fits most stand housings built for 10-inch x 2.5 inch filter cartridges

  • Fast shipping!
  • Reduces contaminants down to 0.5 microns in size
  • Drop-in design makes filter changes quick and easy
  • Provides great tasting water directly from your faucet
  • Certified by NSF International to NSF/ANSI Standard 42
  • Assembled in the USA from a mix of foreign and domestic parts
  • OEM replacement cartridge set designed for your Culligan under sink filter system
Price: $40.29 (Retail Price: $49.99 )
    • Quantity
    • Unit Price
    • 1 - 2
    • $40.29
    • 3 - 5
    • $39.09
    • 6 +
    • $37.89
  • Fast shipping!
  • Reduces contaminants down to 0.5 microns in size
  • Drop-in design makes filter changes quick and easy
  • Provides great tasting water directly from your faucet
  • Certified by NSF International to NSF/ANSI Standard 42
  • Assembled in the USA from a mix of foreign and domestic parts
  • OEM replacement cartridge set designed for your Culligan under sink filter system

Culligan D-250A Filter Advantages

The Culligan D-250A Water Filter Set filters the water twice producing healthier and better-tasting drinking and cooking water. The Culligan D-250A filter set consists of one granular activated carbon cartridge and one carbon block cartridge. The Culligan D-250A water filter has been tested and certified by NSF International to NSF/ANSI Standard 42 in models SY-2300, SY-2300S, and SY-2650. The Culligan D-250A water filter cartridges reduce sediment, bad taste, and odors and is recommended for use with city and well water supplies. The Culligan D-250A filter dimensions are 9.75-inch x 2.4-inch x 2.4-inch. The Culligan D-250A is a 0.5 micron extra fine water filtration set.

Universal Filter Sizing

The Culligan D-250A under sink water filter is perfectly sized for filter housings requiring 10 x 2.5 inch filters. Due to this standardized sizing these filters are compatible with many filter housing brands and are easy to exchange with existing filters and filter sets. For more specific compatible information please check out the comparables tab in the options above.

  • Made in the U.S.A.
  • Genuine OEM Product
Reduces the following contaminants:
  • Asbestos
  • Bad Taste and Odor
  • Chlorine Taste & Odor
  • Cysts
  • The CULLIGAN-D-250A does not reduce fluoride
  • Lead
  • Mercury
  • Pesticides
  • Sand
  • Sediment
  • Turbidity
  • VOCs
Used In Brands Culligan
Manufacturer's Id D-250A
UPC 033663005693
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 Granular Carbon and Carbon Block
Primary Filter Media Granular Activated Carbon
Pre Filter Media Activated Carbon Block
Filter Life (gallons) 500
Filter Life (liters) 1,892.71
Filter Life (months) 6 months
Micron Rating (Nominal) 0.5
Certifications NSF/ANSI Standard 42
Includes One Granular Carbon Cartridge, One Carbon Block Cartridge
Primary Filter Media Granular Activated Carbon
  • Culligan D-250A Filter Replacement Information:
  • The Culligan D-250A water filters are easy to install in under sink water filter systems.
  • Culligan D-250A under sink water filter life is up to 500 gallons or 6 months. The water filter life also depends on the quality of your water and your water usage.


  • Under Sink Housings for the Culligan D-250A Water Filters:
  • Culligan SY-2650 Under Sink System
  • Culligan SY-2500 Under Sink System
  • Culligan SY-2300 Under Sink System
  • Culligan SY-5197 Under Sink System
  • Culligan SY-2000 Under Sink System
  • Pentek US-1500 Under Sink System
  • Pentek US-1000 Under Sink System
  • Ace Hardware 4065124 Under Sink System
  • GE GXSV10C Under Sink System
  • GE GNSV25CBL Under Sink System
  • GE GNSV30CWW Under Sink System
  • GE GNSV30CCC Under Sink System
  • GE GXSL03C Under Sink System
  • GE GNSL05CBL Under Sink System
  • GE GXUT03A Under Sink System
  • GE GXUT03B Under Sink System
  • The Culligan D250A filter set fits all GE SmartWater dual-stage drinking water filters
  • The Culligan D-250A filter set fits many other brands of dual housing filters such as Omnifilter that accept 9.75 x 2.4 inch filters


  • The Culligan D-250A is interchangeable with these water filters:
  • Pentek P-250A water filter set and TIER1-P-250

Instructions