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A.O. Smith AO-US-200 Dual-Stage Carbon Block Under Sink System


Retail: $179.99 /ea
You Save: 28%
As low as
Retail: $179.99
You Save: 28%
Special Order. Ships in 5 to 6 business days.
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Experience drinking water in your home like never before with the A.O. Smith AO-US-200 Dual-Stage Carbon Block Under Sink Filtration System. This Dual-Stage Under Sink System, which features a beautiful brushed nickel long-neck faucet, eliminates 99% of 77 harmful contaminants including lead, mercury, asbestos, pesticides, pharmaceuticals, chlorine, and more. This system includes the complete filtration system, two A.O. Smith filters, the brushed nickel faucet, wrench, and additional parts for a complete installation. Start enjoying the benefits of cleaner drinking water right from the source with the A.O. Smith AO-US-200 Dual-Stage Carbon Block Under Sink System.


  • Brand: A.O. Smith
  • Part Number: AO-US-200
  • Filter Life (Months): 6
  • Filter Life (Gallons): 500
  • Filter Media: Activated Carbon
  • Dimensions: 8.75" H x 4" W x 8" D
  • Flow Rate: 0.5 gpm
  • Operating Pressure: 125 psi
  • Operating Temperature: 40-90°F
  • NSF Certification(s): Standards 42, 53, and 401 +P473

Compatible Filter Models:

The A.O. Smith AO-US-200 is the correct replacement for the following filter models:

  • A.O. Smith AO-US-200-R

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