10 Best co2 generator in Deutschland

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Last Updated - 28/04/2025

Best Choice

01

JODAIS

CO2 Burner 8 Brass Burner CO2 Generator, 22352 BTU/H Liquid Propane LP/Natural Gas Carbon Dioxide Generator for Plants, Built-in Electronic Ignition for Greenhouse Hydroponics on Farm LP

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9.7

Exceptional

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Wide application: this CO2 generator enriches the carbon dioxide content for planting vegetables and flowers in the greenhouse. Perfect for the greenhouse, green tent, hydroponic area, experimental field and growing room.
Suitable for wet situations: the galvanized powder coated shell makes the CO2 generator burner not easy to rust. The 304 stainless steel plate can withstand high temperatures and the copper tube is designed for a long service life.
High performance CO2 generator: This CO2 burner uses liquid propane/natural gas as fuel and effectively generates sufficient carbon dioxide to exploit the maximum growth potential of plants. High performance: 22352 BTU/h, which can cover the carbon dioxide requirements of greenhouses and add-on rooms.
High combustion efficiency: 8 brass burners produce a lot of carbon dioxide at low cost. In addition, burners with high combustion efficiency ensure a clean and efficient CO2 delivery for high plant yield.
Electronic ignition design: this CO2 generator for plants has an automatic electronic ignition module and allows you to immediately light the burners, eliminating open ignition flames. In addition, the solenoid valve ensures that no gas leaks, which allows convenient and safe operation.

432,00 €
02

DANOPLUS

CO2 Controller with Two Sockets for Grow Room, Two Smart Sockets Automatically Control CO2 Regulators and Fans, NDIR Sensor CO2 Monitor and Controller with Large Display for CO2 Chart

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9.6

Exceptional

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No complicated setup! The digital CO2 controller is equipped with 2 knobs: Border Hi and Border Low. You can simply turn the knobs to adjust the high/low value to control the CO2 regulators and exhaust fans. No complex calculations for zone and mean compared to others!
Multifunctional CO2 controller: the CO2 controller is equipped with a plant mode and a human mode (automatic control), an alarm signal, height adjustment, calibration function, max/min values, CO2 chart setting and a sensor with a 450 cm long cable.
Dual-beam NDIR CO2 sensor: The DANOPLUS CO2 controller is equipped with a dual beam NDIR CO2 sensor with low drift for accurate CO2 measurements (±50 ppm). The sensor can automatically detect day and night in plant mode and display CO2/Temp/RH readings
Dual outlet control: the DANOPLUS CO2 controller is equipped with two smart sockets. The dual sockets are programmable independently and automatically control the CO2 equipment or exhaust fans according to your preset values to optimise the CO2 environment in the grow room
3-in-1 CO2 controller: the CO2 monitor and controller has a large LCD display that displays CO2 charts, CO2 values, temperature and humidity. Supports independent programming and automatic control of CO2 levels in your grow tent, grow room, home, etc

159,99 €
03

FZONE

FZONE 4L CO2 System Aquarium CO2 Generator System Carbon Dioxide Reactor Kit with Regulator and Needle Valve for Aquarium Plants Tanks

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9.3

Excellent

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Safe. The bottle body is made of 1.5mm thick SUS304 stainless steel (25% thicker than normal 1.2mm bottles). It can withstand a pressure of up to 80 kg/cm2 (or 1137 PSI). The safety valve opens automatically when the internal pressure exceeds the safety threshold
Professional DIY kit. A complete system in a 4L bottle that includes a SUS304 stainless steel bottle, a regulator, a precision needle valve and an easily adjustable bubble counter
Please note: The required powders to generate CO2 gas are not included. You need citric acid and sodium bicarbonate powder
Needle valve with bubble counter. The high-precision, aquarium-specific needle valve ensures accurate fine tuning. Steady 1 bps is achievable. Bubble counter with built-in check valve. It prevents water from flowing back into your CO2 tank (protects your CO2 tanks from rust and corrosion)
12 V DC instead of alternating current. When the magnet is on a timer, you can specify when and for how long the CO2 injection should be turned on

139,99 €
04

INVITAL

INVITAL CO2 Generator with Night Shut-Off | Refillable 2L Bottle | Efficient CO2 System for Aquariums | Fish Tank Accessories & CO2 Regulator for Aquarium Plants | Durable Stainless Steel Construction

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9.2

Excellent

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REFILLABLE 2L BOTTLE: Comes with a durable, refillable 2L bottle and provides a cost-effective and environmentally friendly solution to maintain CO2 levels in your aquarium. Ideal for long-term use and frequent refilling.
Promotes plant growth: The system refines CO2 bubbles for easy dissolution in the water and improves CO2 absorption by the plants. This promotes the vitality of plants and ensures a vibrant and blooming water environment.
HIGH QUALITY STAINLESS STEEL CONSTRUCTION: Made of high quality stainless steel, the bottle and regulator ensure durability and reliability making it a robust and safe addition to any aquarium equipment.
Efficient night shutdown: equipped with a night shut-off function, the CO2 generator optimizes CO2 consumption by automatically stopping the flow during non-photosynthetic hours. This helps maintain a balanced and sustainable aquarium environment.
Complete CO2 system: the INVITAL CO2 generator with night shut-off contains all the necessary components for effective CO2 dosage and ensures optimal CO2 values for plant and fish health. This system promotes robust plant growth and a healthy aquarium ecosystem.

74,99 €
Value for Money

05

INVITAL

INVITAL CO2 Generator | Refillable 2L Bottle | Continuous CO2 System for Aquariums | Fish Tank Accessories & CO2 Regulator for Aquarium Plants | Robust Stainless Steel Construction

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9.1

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

REFILLABLE 2L BOTTLE: Equipped with a durable, refillable 2L bottle, this system provides a cost-effective and sustainable solution for maintaining CO2 levels in your aquarium. Perfect for long-term use and frequent refilling.
Promotes plant growth: The system refines CO2 bubbles for easy dissolution in the water and improves CO2 absorption by the plants. This promotes the vitality of plants and ensures a vibrant and blooming water environment.
HIGH QUALITY STAINLESS STEEL CONSTRUCTION: Made of high quality stainless steel, the bottle and regulator ensure durability and reliability making it a robust and safe addition to any aquarium equipment.
Complete CO2 system: the INVITAL CO2 generator without night shutdown contains all the necessary components for effective CO2 dosage and ensures optimal CO2 values for plant and fish health. This system promotes robust plant growth and a healthy aquarium ecosystem.
CONTINUOUS CO2 FLOW Equipped with no night shut-off function, this CO2 generator provides continuous CO2 flow and supports ongoing plant growth and maintaining a stable and healthy aquarium environment.

67,99 €
06

NICREW

NICREW Outdoor Aquarium CO2 Regulator, Pressure Reducer for Planted Aquarium, Double Pressure Gauge with Solenoid Valve, Bubble Counter, Interface W21.8

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8.8

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

The two pressure gauges show the bottle pressure as well as the working pressure and easily read your settings
The high-quality bubble counter allows you to regulate according to the usual number of bubbles per minute in aquarium to create the best growing conditions for your aquarium plants
Thanks to the integrated fine needle valve, the CO2 supply for your aquarium can be regulated very precisely
Suitable for use with CO2 reusable and disposable bottles (German standard connection W 21.8 x 1/14 inches)
For use with CO2 bottles with internal thread TR21-4, you will find the cylinder adapter on amazon.de under the search term "B091XMWR3W"

49,99 €
07

MagicWhip

Growbro Automatic CO2 Garden System - Increase Plant Growth by 20% with Convenient Space Saving CO2 Cartridges

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8.6

Very Good

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Main highlights

Fully automatic system: CO2 sensor, switch and pressure regulator ensure reliable, hands-off operation.
Cost-effective & environmentally friendly: no refills required - recycle the cartridges and save money compared to conventional CO2 systems.
Compact & Versatile: Perfect for grow boxes, hydroponics and aquarium plants; easy to transport, store and integrate into existing systems.
COMPLETE GROWBRO KIT Includes a 4 lb/3.9 lbs CO2 cartridge, adapter, regulator and everything you need for optimal plant growth.
+20% plant growth: increase yields and biomass through a reliable, high-quality CO₂ supply.

45,00 €
08

DONGKER

DONGKER DIY CO2 Generator System Kit, Aquarium Carbon Dioxide Reactor Kit with Pressure Gauge for Aquariums, Aquatic Plants

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8.5

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

Precision pressure gauge: the pressure inside the bottle is clearly visible. A special pressure gauge with indication of the safety zone and scale. It is convenient to clearly observe the pressure of the starting response and improve the starter success rate. Overpressure protection, once the pressure exceeds the maximum value, the safety valve automatically releases excess pressure until a safety value is reached.
Easy to install and use: a good choice to make your aquarium different. Simple and cost-effective create CO2 Puro constantly through chemical reactions simply with the airflow adjustable to the volume of CO2 valve. Note: Please check the alignment of the parts before installation. Incorrect assembly leads to abnormal reaction components.
DURABLE The hose has strong pressure resistance, the hose between the two caps is acid and hydrolysis resistant. Bottle cap made of ABS plastic, professional and sturdy structural design to ensure that it is not deformed, wear-resistant and anti-aging.
DIY CO2 generator system: the CO2 content of the water is lower and the growth of aquatic plants is slow. Therefore, it is necessary to manually add CO2 to water plants for absorption. Design a CO2 supply system to help your aquarium plants breathe, which is essential for your plants.
Carbon Dioxide Generator: CO2 DIY kit for cost-effective production of CO2 for the growth of aquarium plants using citric acid/baking soda solution as raw material. (The raw material for the CO2 generator is not included.)

26,99 €
09

LYEAA

LYEAA CO2 Generator System Carbon, 1L/2L Carbon Dioxide Reactor Aquarium DIY CO2 Cylinder Generator System Kit for Plants Aquarium Aquarium CO2 Generator System Kit

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8.4

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

The new pressure reducing valve, the valve body is hidden in the bottle. Automatic pressure relief, higher sensitivity.
Precise pressure gauge with clear scale for easy observation
Our aquarium CO2 generators are made of 304 stainless steel, far better than simple plastic bottle generators, more durable, stable, safer and high pressure resistant
Cost effective, simply by self-manufacturing pure CO2 continuously through chemical reactions, save money
Aquarium CO2 DIY system: simply create your grow tank CO2 supply system. You only need to prepare 2 carbonated drinks bottles and ingredients (citric acid and baking soda)

59,99 €
10

CO2bag

CO2Bag For vigorous plant growth - improves taste, colour and yield of the crop - compact, maintenance-free and safe - perfect for greenhouses up to 10 m²

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22% Off
8.3

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

SAFE & ECO-FRIENDLY - Made from harmless materials, the CO₂ bag provides a natural CO₂ supply for your cannabis and indoor plants that is completely safe to use.
MAINTENANCE FREE & EFFICIENT - Each CO₂ bag produces carbon dioxide for up to 3 months without the need for additional care or monitoring. A must have for any home grower and hobby gardener.
Ideal for areas up to 10 m² - ideal for a greenhouse, indoor garden, grow tent, grow box or propagator. Works from 18°C room temperature, recommended at 25°C for maximum results.
For lush growth & yield - The CO2 bag increases the growth rate of your plants, supports photosynthesis and improves the taste, colour and yield of your marijuana crop.
COMPACT & EASY TO INSTALL - Simply place in greenhouses or indoor gardens - no complicated assembly required. The perfect solution for hobby and professional gardeners - instructions included (English language not guaranteed)

15,50 € 20,00 €(22% Off off)