COVID-19 Update: As an essential service, we continue to operate and serve our customers. In order to limit our team's exposure, we have reduced call center hours. As you can understand in this turbulent time, some products may take up to an additional 2-3 days. Thank you for your continued support and stay safe!

Some Restrictions May Apply

3MRO401 Reverse Osmosis System 46% OFF

3MRO401 Reverse Osmosis System

More Views

3MRO401 Reverse Osmosis System 46% OFF
SKU # 3MRO401

Regular Price: $885.75

Special Price $477.43

Availability: Out of stock

NOTE: This product is currently on backorder and may take UP TO 2 weeks (generally faster) to ship. You will be charged now and put in line until we receive the product to ship to you.



The 3MRO401 Reverse Osmosis Drinking Water Filtration System helps provide cleaner, better tasting water through reverse osmosis filtration. 3MRO401, replaces the Water Factory SQC4, offering multi-stage filtration, incorporating separate sediment and chlorine taste & odor filters for excellent membrane module protection, a sanitary, encapsulated reverse osmosis membrane, and carbon block post-filter for superior flow from a dedicated faucet.

The 3MRO401 system is powered by residential line pressure - no electricity required. The system helps conserve water, shutting down when the storage tank is full and turning back on to refill the tank. Replacement filters are easy to change - twist on, twist off, no mess.


  • System installs under the sink and uses designated faucet (included) for drinking and cooking water use
  • Helps conserve water by automatically stopping production when tank is full
  • Filters easily changed by hand
  • System is NSF Standards 42, 53 and 58 certified
  • Reverse osmosis membrane module capable of producing up to 18.95 gallons (71.73 liters) per day of clean, fresh water every 24 hours
  • Reduces Sediment, Chlorine Taste & Odor, Cysts, Arsenic, Barium, Cadmium, Chromium (Hex), Chromium (Tri), Copper, Fluoride, Lead, Radium, Selenium, Select Volatile Organic Compounds (VOCs), Turbidity, and Total Dissolved Solids (TDS)


  • Dimensions: 16.06"x13.94"x4.38" (40.8 cm x 35.4 cm x 11.2 cm)
  • Temperature Range: 40 - 100 F (4.4 - 37.8 C)
  • Pressure Range: 40 - 100 psi (276 - 689 kPa)
  • Flow Rate: 0.6 gpm (2.3 lpm)
  • Replacement Filter Options: 3MROP411, 3MROP412, 3MROM413, 3MROP416

Replacement Filters & Membranes

Additional Information

Additional Information

RO Stages 4 Stage
UPC 00016145231971
Recommended Use Arsenic Removal, Chlorine Removal, Cyst Removal, Dirt Filtration, Fluoride Removal, Improves Taste, Lead Removal, Odor Removal, Sediment Filtration, Select VOCs Removal
Other Model Number SQC4, 70020233139
Model 3MRO401
Manufacturer 3M
Gallons Per Minute (GPM) 0.5 gpm