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Turns tap water or natural renewable fresh water into fresh, great-tasting water anywhere you go. It is designed to provide a cost effective alternative to bottled water.
Model | L620 |
Filtration Pore Size | 0.1micron |
Size | 29*147mm |
Material | UF Membrane, Carbon Fiber, ABS (Food Grade) |
Weight | 50 g |
Filtration capacity | Make 500Litres water taste great; ensure 1000Litre treated water safety |

Highly porous material provides a large surface area to which natural organic compounds, taste and odor compounds, chlorine can adsorb. 99% remove rate of Chlorine for 500L tap water.
Miniwell L620 get all the taste and smell out of your tap water totally. Its removal efficiency of chlorine can be lasted much longer than other granular activated carbon.
Most other brands use granular carbon with visible black dust.
Carbon Fiber material with the longest cartridge life keeps 85% removal rate of chlorine after 500 Liters tap water filtration to 800 Liters. (Concentration of Chlorine in Tap Water is 0.9PPM in Guangzhou China)
Other supplier carbon cartridge is granular activated carbon. Taste improvement lost in short term. Consumers can easily feel long lasting taste improvement of treated water from miniwell carton fiber.
2) 99.9% removal rate—Miniwell L620UF membrane has 0.1micron pore diameter that allows for the removal of all particulate matter, bacteria and colloids.

Water naturally flows through the pores from the outside-in through the membrane wall under very low pressure. All germs and cysts are physically removed from the water.
1000Liter potable water with you on the go - Historically, the water separation process of ultrafiltration has been used in large municipal water treatment plants and hospitals; however through advances in technology, it is now available to you as a powerful portable filtration system in your backpack.
Chemicals Free—No chemicals such as chlorine, bromine or iodine are used for purification of water unlike other water purifiers, thereby making water safe and healthy for consumption.
Beneficial Minerals Kept—UF membrane does not remove any beneficial minerals in the water.
Wallet Friendly—UF membrane can be back flushed to extend lifespan. L620 UF filter outside-in configuration maximizes the ease of backwashing. UF membrane performance can maintain much more than 1000Liters if clearing is appropriate.

Water Bottles with Filter Comparison:
3) Miniwell L620 water filter is tested and certified for its performance and quality by renowned laboratories of the world such as SGS. Please see the Ceterfication in the end of this page .
4) Great for multiple bottle. Ideal choice for OEM.
Miniwell L620 take the OEM customer demand into consideration. Miniwell can customize adapter to have L620 matching with different kinds of bottles customer provided. Miniwell prepares 2 kinds of bottles for your selection.
Optional Bottle
Foldable Water Bottle (Collapsible Bottle): Made of BPA-free OPP plastic and includes a carabiner. Takes up minimum room in backpack.
Name | Foldable Water Bottle Specification | |
Volume | 0.7L | |
Size | 12.5* 255mm | |
Weight | 40g | |
Material | OPP(BPA free) | |
The optimum temperature range: 0℃-40℃ | ||
Hard-Plastic Water Bottle: a virtually indestructible water bottle for a backcountry adventure, a perfect companion for camping, adventure travel and every day use.
Name | Hard-Plastic Water Bottle Specification | |
Volume | 0.75L | |
Size | 77*260mm | |
Weight | 160g | |
Material | Tritan Copolyester (BPA free) | |
The optimum temperature range: 0℃-40℃ | ||
5) Replaceable.
Operation Steps
1. Fill collapsible bottle with tap water or natural fresh water.
2. Insert the filter tip into adapter in cap.
3. Re-screwed on the cap with filter in collapsible bottle. Open the cap. Take a drink.
