Independently tested to remove
heavy metals and industrial
pollutants like lead, cadmium and
Equipped with anti-scaling
materials and high quality carbon
to reduce clogging, our 5 Series can
filter up to 30% more water².
Filter TypeRO400 Reverse Osmosis Membrane Filter
Dimensions4" (dia) x 13.2" H
Product weight2.49 lbs
Recommended filter change2-3 years*
Number of filters1
Compatible withUR5440 model
*The recommended filter lifetime is for reference only, the specific replacement cycle depends on the water source and frequency of use. The filter lifetime indicator alerts you when filters need to be replaced.
Guarantee clean water for years to come with extended warranty coverage when you register your air purifier.
The Water Quality Association (WQA) is a leading voice of the commercial, industrial and residential water treatment industry. Pureit is one of the few tankless, RO water purifier brands that is WQA Gold Seal-certified. This is reserved only for products that pass the rigorous testing requirements of industry standards for quality, durability, and safety. This ensures that the product is constructed from safe materials, the claims listed on the packaging are backed by test data, and the product will hold up under normal usage conditions.
Yes, both models have a built-in automatic flushing that will flush your water purifier for 30 seconds if it has not been used for 12 hours.
PGP/CTO filter: Recommended 6 – 12 months
RO filter: Recommended 2 - 3 years
The Pureit UR5440/UR5640 water purifiers have a built-in filter life indicator that will remind you when it is time to replace your filter. Actual replacement time will vary by usage and local water conditions.
Currently, Pureit is offering a Pro Service in selected cities, please contact the Customer Support team [firstname.lastname@example.org] for a plumber referral and more information.
1.See Performance Data Sheet
2. Compared to without DURAviva technology. Testing was performed under standard laboratory conditions with water hardness of 230 - 270 mg/L, TDS 450 - 550 mg/L. Actual filter performance may vary.