Enjoy cleaner, safer, and better-tasting water with the Culligan D-40A / D-40 Replacement Cartridge, designed for under-sink point-of-use filtration systems. This Level 4 premium carbon block filter offers advanced contaminant reduction, making it an ideal choice for households seeking high-performance water purification for drinking and cooking.

Key Features:

• Advanced 0.5 Micron Carbon Block Filtration
  Captures and reduces:

  • Bad taste & odor
  • Aesthetic chlorine taste & odor
  • Chloramine
  • Sediment, rust, and scale
  • Lead, mercury, and asbestos
  • Cysts (Cryptosporidium & Giardia)
  • Turbidity
  • Atrazine & Lindane (pesticides/herbicides)
  • Nominal Particulate Class I

• Certified Performance
  Tested and certified by IAPMO R&T to NSF/ANSI Standards 42 and 53, ensuring reliable contaminant reduction and safe materials.

• Extended Filter Life
  Provides up to 600 gallons or 6 months of filtration, depending on water quality and usage.

• Compact & Easy Installation
  Fits standard 9.75" x 2.5" under-sink filter housings. Compatible with Culligan models US-600A, US-600, SY-2000, SY-2100, and other systems using similar cartridge dimensions.

• Improved Flow Design
  Enhanced intake and outlet channels allow for better water flow at 0.6 GPM, while maintaining fine filtration. Ideal for use with a dedicated filtered water faucet.

• Eco-Friendly & Cost-Effective
  Reduces reliance on bottled water and helps eliminate hundreds of single-use plastic bottles annually.

Specifications:

• Model Numbers: D-40A / D-40
• Micron Rating: 0.5 Micron
• Filter Media: Premium Carbon Block
• Flow Rate: 0.6 GPM
• Filter Life: Up to 600 gallons or 6 months
• Operating Pressure: 30–125 PSI
• Temperature Range: 40–100°F
• Dimensions: 9.75" H x 2.5" D
• Certifications: NSF/ANSI 42 & 53

Compatible With:

• Culligan US-600A, US-600, SY-2000, SY-2100
• Ace Hardware 48167
• GE FXULC, GX1S01R
• OmniFilter CB3
• Flotec LC1
• Teledyne WaterPik IR-70
• American Plumber W-40 / WLC-R
• MasterPlumber, TrueValue, Sears 34377