Modern Countertop Water Purifier

The Coway water purifier P-300L is a non-electric countertop water purifier designed to deliver clean and safe drinking water using a high-performance RO (Reverse Osmosis) filtration system. It’s compact, easy to install, and ideal for homes.
  • Large Capacity Among Countertop Model
  • Simple Detachable Cork & Level System
  • Purifier System with No-power Mode
  • Slim and Simple Design
  • Dimensions(W×H×D) 12 x 16 x 16 inch
  • Tank Capacity Total 2.0gal

Rental/Purchase Options




One time: $
(plus tax).

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RO Filter Technology for Powerful Reduction of
Microplastics, Heavy Metals, Viruses and More

Coway RO filtration system showing the filtration process

Heavy Metals

Metals such as lead, cadmium,
arsenic, and copper.

Disinfection By-products

Substances remaining in water
after disinfection with chlorine
or chloramine.

Viruses

Hazardous microbes such as
norovirus.

PFAS and Various Contaminants

Particles such as rust and sand,
as well as contaminants such as
benzene, PFOS, and PFOA.

* The filters are tested and certified by the Water Quality Association according to NSF/ANSI 42, 53, 58, and 401 standards.

* Based on the WQA NSF/ANSI 42, 53, 58, and 401 test reports. Actual performance may vary depending on local water conditions.

* Tested by Norogene Corp. to be effective in filtering norovirus. (Test conditions: flow rate of 0.36 L/min and 100 L accumulated amount of water. Test result of removing Murine Norovirus: 99.99%.)