Best Osmoseanlage 1 1 2026

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Last Updated - 03.02.2026

Best Choice

01

OsmoFresh

OsmoFresh Osmosis System Proline X3 | 450 GPD | 1.1 l/min | Premium Osmosis Tap Free | Premium Manufacturer

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Top customer service. If you have any questions about installation or filter change, our excellent service team is always happy to contact you by phone, email or Whats app.
Premium quality and high-quality materials. Selected and tested components guarantee the highest reliability and durability. With premium osmosis tap included.
Maximum efficiency and water saving. Thanks to the wastewater ratio of only 1:1, particularly economical and environmentally friendly - save resources and your wallet.
Great value for money. The powerful osmosis system with 1.8 litres per minute - 3 x 250 GPD membranes for maximum filter speed and crystal clear drinking water.
Durable and robust: designed for a long service life and highest reliability - ideal for everyday use and continuous performance.

319,00 €
02

ARKA

ARKA myAqua 1900 Reverse Osmosis System 1900 L/Day - Removes 99% Pollutants, Salts & Bacteria - Water Filter & Softening System - Smart Complete Set for Household & Aquarium - LED Change Indicator

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The transport locks can only be released by pressing the outer ring.
System components of the Osmosis water filter – 1 x basic device, 1 x reverse osmosis membrane, 1 x PP fine filter, 1 x carbon filter C1 (activated carbon block), 1 x carbon filter C2 (coal granules coconut base), water treatment with accessories.
Saves power and space – power consumption of the water softening system / standby = 70 W / 1-2 W, voltage = 24 V. Water treatment with compact design 43.4 x 16.3 x 41.8 cm
Filter performance: the water conditioner filters up to 99% of salts, bacteria and pollutants, such as nitrate, phosphate and heavy metals. Produces at least 1900 litres of osmosis water per day.
Easy to use: the filters and membrane of the aquarium osmosis system can be changed quickly and easily thanks to a quick release. The system indicates the due date of a filter and/or membrane change via light signal and sound.
ARKA Biotechnology GmbH - deals with the development, production and distribution of products for water treatment in the aquarium and garden pond. Our focus is on innovative environmentally friendly biotechnology products to improve water quality in freshwater and saltwater aquariums as well as ponds.

291,07 €
03

ARKA

ARKA myAQUA 400 Reverse Osmosis System - Up to 400 L/Day - Includes Pressure Booster Pump - Water Filter & Softening System, Removes up to 99% Salts, Pollutants & Bacteria - For Aquariums and

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

User-friendly – thanks to the built-in inline TDS meter, the current TDS value of the osmosis water can be easily and quickly displayed at any time. In addition, the system has a pressure indicator, which also serves as an indicator of the need for filter and membrane change.
Saves water – thanks to the built-in pressure booster pump, the reverse osmosis system achieves an osmosis water: waste water ratio of up to 1:1.
Osmosis water production – the reverse osmosis system achieves a daily output of up to 400 litres of osmosis water.
Filter performance: the water conditioner including pressure booster pump filters up to 99% of salts, bacteria and pollutants, such as nitrate, phosphate and heavy metals from tap water.
ARKA Biotechnologie GmbH has been developing and producing high-quality products for aquariums, pond care, DIY supplies as well as accessories for dogs, cats and rodents for years – known for innovation and quality – made in Germany

159,90 €
Value for Money

04

Geekpure

Geekpure 5 Stages Reverse Osmosis Drinking Water Filter System Plus 7 Additional Filters Free 75GPD

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20% Off
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

System comes with high-quality quick connect fittings, colour-coded hoses and videos for an easy DIY experience, do not waste money on professional installation, you can understand everything about your system and install it with our clear, well-organised instructions in a few hours.1 year manufacturer's warranty, no need registration
System capacity 75 gallons per day at 60 psi. Tank capacity 2.8 gallons, fits most under sink cabinets, intelligent size to ensure you get pure water every time. Tube size: 1/4 inch and 3/8 inch. The ratio of pure water and waste water is 1:2. Feed water condition: water pressure: 40 - 100 psi, temperature: 40-110°F/5-45°C, Ph:3.0 -11.0, Max TDS: 2000 ppm tap water or well water
Plus additional 7 premium durable replacement filters for free and at least 2 years of use. All filters and parts are universally compatible and standard size
High-quality components ensure the highest reliability and low maintenance for many years. All pipes, quick push fittings, storage tank, ro membrane is NSF certified to provide healthy, safe and pure water. Lead-free deluxe kitchen sink faucet as the last pure water guarantee in your home
Advanced technology Removes up to 99% of impurities including arsenic, chlorine, lead, fluoride, mercury, cadmium, odour and 1000+ impurities. 0.0001 Micron Experience fresher healthier baby food, tea and coffee, better tasting foods and crystal clearer ice cubes, large tasting even better than most bottled water

159,99 € 199,99 €(20% Off off)
05

Measury

Measury Osmosis System Aquarium - Reverse Osmosis System

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Two different connections - Included are a drinking water tap connection and a 3/4 inch washing machine connection
Three-stage filtering: with a daily output of up to 380 litres per day, the system reliably removes salts, water hardness, pollutants (heavy metals, nitrate, phosphate, pesticides) as well as viruses and bacteria through a sediment filter, an activated carbon filter and a reverse osmosis membrane
Practical rinse valve – the system is equipped with a flush valve. Regular rinsing removes deposits and increases the life of the system
Box contents: everything necessary for operation is included. Each step is explained in detail in the German-language instruction manual - there are even video tutorials for individual steps
800CC flow limiter - The 800CC flow limiter slows down water flow and thus increases pressure in the system. A higher water pressure leads to higher daily performance

69,95 €
06

Ecoviva

Ecoviva Under-Sink Osmosis System, Drinking Water Reverse Osmosis System with 8 Stage Filtration, 600 GPD, High Performance Osmosis System with 2.5:1 Pure to Drain, Easy Installation, Black

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31% Off
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Value of your trust】: Without any rhetoric, our actions will speak. We are addicted to providing you with the best support. A one-year warranty is waiting for you in the manual, just scan the Q R code for hassle-free registration. Our technical support has no expiration date
【Double output taps】: double output water taps: the under-sink water filter is equipped with two output options for a variety of needs. RO filtering is intended exclusively for drinking and cooking. The filtered tap is ideal for washing vegetables, fruits, dishes etc. Thanks to the PCT filtration, it can not only provide cleaner water than tap water, but also does not generate wastewater. This tankless osmosis system all your needs from
【8-degree filter tested by SGS】: This reverse osmosis system of a combination filter and RO membrane is able to remove over 1000+ of impurities with an impressive removal rates of up to 99.99%. Tested by SGS according to NSF/ANSI standard 58, it can effectively fight harmful substances such as PFOA, PFOS, PFAS, heavy metals (lead, arsenic, aluminum, etc.). Farewell chlorine, chlorides, fluorides and nitrates. Time to enjoy pure and vital water
【600GPD & 2.5:1 PURE WATER】: Through an innovative internal pump and larger filter surface, the Ecoviva reverse osmosis system produces up to 600 gallons per day of pure water with a ratio of 2.5 to 1 of pure to wastewater and fills a glass in just 8 seconds. It is 370% more effective than models that boast of 3:1/4:1/5:1 ratios. Choose this efficient and environmentally friendly under-sink osmosis system for your family
User-friendly design: the reverse osmosis system under table measures 13.77 x 5.31 x 14.35 inches and saves 75% space compared to conventional under-sink osmosis system. The diameter of the tap is 1.57 inches (the included tap must be installed), and the installation of the reverse osmosis water filter is very simple and can be done by yourself in just 30 minutes
Intelligent and quiet combination: thanks to the intelligence of the reverse osmosis system drinking water, it has 6 rinse modes that ensure long-term maintenance of pure water quality without secondary pollution. The noise level of the osmosis system during water production is only 48 decibels, which corresponds to a whisper, and guarantees that it does not disturb your family even when collecting water at night. Welcome exceptional water treatment
Clear, thoughtful design: the water filter under sink drinking water has clever lighting on the tap and system screen, which monitors the status of the RO filter and alerts you when replacement is required. Say goodbye to leaks with this sleek, one-piece bucket-free design! Enjoy pure water without worry, everything within easy reach

207,99 € 299,99 €(31% Off off)
07

ARKA

ARKA myAqua 1900 Reverse Osmosis System 1900 L/Day - Removes 99% Pollutants, Salts & Bacteria - Water Filter & Softening System - Smart Complete Set for Household & Aquarium - LED Change Indicator

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

The transport locks can only be released by pressing the outer ring.
System components of the Osmosis water filter – 1 x basic device, 1 x reverse osmosis membrane, 1 x PP fine filter, 1 x carbon filter C1 (activated carbon block), 1 x carbon filter C2 (coal granules coconut base), water treatment with accessories.
Saves power and space – power consumption of the water softening system / standby = 70 W / 1-2 W, voltage = 24 V. Water treatment with compact design 43.4 x 16.3 x 41.8 cm
Filter performance: the water conditioner filters up to 99% of salts, bacteria and pollutants, such as nitrate, phosphate and heavy metals. Produces at least 1900 litres of osmosis water per day.
Easy to use: the filters and membrane of the aquarium osmosis system can be changed quickly and easily thanks to a quick release. The system indicates the due date of a filter and/or membrane change via light signal and sound.
ARKA Biotechnology GmbH - deals with the development, production and distribution of products for water treatment in the aquarium and garden pond. Our focus is on innovative environmentally friendly biotechnology products to improve water quality in freshwater and saltwater aquariums as well as ponds.

288,95 €
08

OsmoFresh

OsmoFresh Osmosis System Smartline Gold 100 GPD | Reverse Osmosis Water Filter up to 380 L Daily Output | by OsmoFresh | Direct Flow Fresh Water | Aquariums | Marine Aquariums

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

️ IMPORTANT NOTE: This osmosis system must not be operated in conjunction with a boiler or instantaneous water heater to ensure optimal performance and safety.
Professional equipment: the professional version of our aquarium osmosis system comes with a robust metal frame, pressure gauge and tank connection – ideal for anyone who wants to meet the highest demands. Perfect for aquarium.
Optimal for aquaristics: this reverse osmosis system is perfectly adapted to the requirements of aquarium and marine aquariums to provide you with crystal clear water for your aquariums.
Efficient 3-way filtering: the 3-stage reverse osmosis system uses line pressure to produce pure quality osmosis water without additional pump and electricity. It consists of two pre-filters and a powerful quality membrane that ensures optimal filter performance.
Compact and mobile: the osmosis system impresses with its compact design and can be easily used anywhere. It only requires an input pressure of 3 bar and offers a waste water ratio of 4:1. With a membrane size of 100 GPD, it produces up to 380 litres per day.

69,00 €
09

Measury

Measury Aquarium Osmosis System - Up to 2000 L Osmosis Water per Day - Reverse Osmosis System

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Two different connections - Included are a drinking water tap connection and a 3/4 inch washing machine connection
Three-stage filtering: with a daily output of up to 2000 litres per day, the system reliably removes salts, water hardness, pollutants (heavy metals, nitrate, phosphate, pesticides) as well as viruses and bacteria through a sediment filter, an activated carbon filter and a reverse osmosis membrane
Practical rinse valve – the system is equipped with a flush valve. Regular rinsing removes deposits and increases the life of the system
Box contents: everything necessary for operation is included. Each step is explained in detail in the German-language instruction manual - there are even video tutorials for individual steps
800CC flow limiter - The 800CC flow limiter slows down water flow and thus increases pressure in the system. A higher water pressure leads to higher daily performance

129,95 €
10

Measury

Measury Osmosis System Aquarium 380L/Day + 630 ml Resinfilter Set - Reverse Osmosis System and Pure Water Filter

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Two different connections – included are a drinking water tap connection and a 3/4 inch washing machine connection
Practical rinse valve – the system is equipped with a flush valve. Regular rinsing removes deposits and increases the life of the system
Includes resin filter – the refillable Measury resin filter contains cation and anion resin and removes the last dissolved solids (TDS) in water which has been filtered through the osmosis membrane. Thanks to the additional filter, it is possible to produce water with a conductivity of ~ 0.1 µS/cm
Four stage filtering: the system has a sediment filter, an activated carbon filter and a reverse osmosis membrane as well as a downstream resin filter
Box contents: all accessories necessary for operation are included. Each step is explained in detail in the German-language instruction manual - there are even video tutorials for individual steps

99,95 €