Best Hydor in 2026

New and improved patented vibration absorbing magnet and suction cup support. Can safely hold the Koralia Nano 240 positioned in tanks with glass (or acrylic) up to 1/2" thick.

Flow rate of 240 gph, ideal for fresh water aquariums from 16 to 28 gallons, salt water aquariums from 10 to 15 gallons

Power absorbed: 3.5 Watts. 50% less power consumption and up to 20% more water flow when compared to previous Koralia models

New and improved vibration absorbing magnet and suction cup support. Can safely hold the Koralia Evolution 600 positioned in tanks with glass (or acrylic) up to 1/2" thick.

New shaft-less impeller technology with flow rate of 600 gph ideal for tanks from 40 to 80 gallons, fresh or marine water

Power absorbed: 5 Watts. 50% less power consumption and up to 20% more water flow when compared to previous Koralia models

The Slim heater will increase the water temperature of mini aquariums up to 10 gallons by a few degrees compared to the ambient room temperature. The Slim heater can be used in glass, acrylic, plastic fish bowls and aquariums. Safe to use under gravel. Please note, Slim heaters are not suitable to be used in environments without water

Extra small slim fish tank heater 150 is a great choice for Betta fish and for fish tanks 5 to 10 gallons, measures 6.1L x 3.2 inches, 15 watt; Plug and Play universal fish tank heater; No temperature to set; slim heater provides warmth for betta fish without taking up much room

Heater can easily be placed submerged in water or even under the tank gravel; The 90 degree angle makes this great for Betta acquariums; Safe to use in glass, plastic and acrylic fish tanks

The Slim heater will increase the water temperature of mini aquariums up to 10 gallons by a few degrees compared to the ambient room temperature. The Slim heater can be used in glass, acrylic, plastic fish bowls and aquariums. Safe to use under gravel. Please note, Slim heaters are not suitable to be used in environments without water

Extra small slim heater is a great choice for Betta fish & suitable for fish tanks 1 to 2 1/2 gallons, measures 3" x 0.25" , 4 watt; Plug and Play universal fish tank heater; No temperature to set; slim heater provides warmth for betta fish without taking up much room.

Heater can easily be placed submerged in water or even under the tank gravel; The 90 degree angle makes this great for Betta acquariums; Safe to use in glass, plastic and acrylic fish tanks

The Slim heater will increase the water temperature of mini aquariums up to 10 gallons by a few degrees compared to the ambient room temperature; The Slim heater can be used in glass, acrylic, plastic fish bowls and aquariums; Safe to use under gravel; Please note, Slim heaters are not suitable to be used in environments without water

Extra small slim fish tank heater is a great choice for Betta fish & suitable for fish tanks 2 to 5 gallons, measures 3.5-inch diameter, 7.5 watt; Plug and Play universal fish tank heater; No temperature to set; slim heater provides warmth for betta fish without taking up much room

Heater can easily be placed submerged in water or even under the tank gravel; The 90 degree angle makes this great for Betta acquariums; Safe to use in glass, plastic and acrylic fish tanks

Hydor Theo 50-Watt Aquarium Heater is a fully submersible; shatter-proof glass aquarium heater ideal for 5-to-14-gallon fish tanks; measures 7 inches long

Maximum Safety Aquarium Heater; THEO fish tank heater is shock resistant thanks to the patented PTC heating element and the shatterproof glass tube

Free positioning in aquarium with supplied suction cups; The Theo aquarium heater can be placed in the fish tank vertically, horizontally and fully submerged

Hydor Theo 400-Watt Aquarium Heater is a fully submersible; shatter-proof glass aquarium heater ideal for 80-to-105-gallon fish tanks; measures 15.5 inches long

Maximum Safety Aquarium Heater; THEO fish tank heater is shock resistant thanks to the patented PTC heating element and the shatterproof glass tube

Free positioning in aquarium with supplied suction cups; The Theo aquarium heater can be placed in the fish tank vertically, horizontally and fully submerged

Hydor Theo 100-Watt Aquarium Heater is a fully submersible; shatter-proof glass aquarium heater ideal for 14-to-26-gallon fish tanks; measures 8.9 inches long

Maximum Safety Aquarium Heater; THEO fish tank heater is shock resistant thanks to the patented PTC heating element and the shatterproof glass tube

Free positioning in aquarium with supplied suction cups; The Theo aquarium heater can be placed in the fish tank vertically, horizontally and fully submerged

Hydor Theo 150-Watt Aquarium Heater is a fully submersible; shatter-proof glass aquarium heater ideal for 23-to-40-gallon fish tanks; measures 12 inches long

Maximum Safety Aquarium Heater; THEO fish tank heater is shock resistant thanks to the patented PTC heating element and the shatterproof glass tube

Free positioning in aquarium with supplied suction cups; The Theo aquarium heater can be placed in the fish tank vertically, horizontally and fully submerged

Hydor Theo 25-Watt Aquarium Heater is a fully submersible; shatter-proof glass aquarium heater ideal for 2-to-7-gallon fish tanks; measures 7 inches long

Maximum Safety Aquarium Heater; THEO fish tank heater is shock resistant thanks to the patented PTC heating element and the shatterproof glass tube

Free positioning in aquarium with supplied suction cups; The Theo aquarium heater can be placed in the fish tank vertically, horizontally and fully submerged

*1950 GPH

*Patented (DMSS) Dual Magnetic Support System - Allows you to freely position and direct your flow in virtually and direction.

*Energy Efficient - New motor design is state of the art in efficiency; Only 1 Watt per 275 GPH flow.

2450 GPH

Patented (DMSS) Dual Magnetic Support System - Allows you to freely position and direct your flow in virtually and direction

Energy Efficient - New motor design is state of the art in efficiency Only 1 Watt per 275 GPH flow

The Koralia Wavemaker Controller promotes a healthy environment by recreating natural currents found in nature.

Great flexibility; Connect 1 or 2 Koralia 12V pumps same or different models; Easy to use and splash resistant

Alternate flow with pumps one at each side of the aquarium operating on minimum and maximum controls.

Adjustable flow rate. Ranges from almost 0 to 260 gph.

Suction cup mounting system for free positioning in aquariums and terrariums

Compatible with Hydor Flow Water Deflector

Low Voltage And Fully Electronic. 6.5' Sensor Cord.

Dual Alarm With Light And Sound To Alert Any Malfunctioning

Magnet-suction cup support mount for sensor, also includes cable clamp for cord

Suitable for marine and tropical aquariums

Easy to use

High precision electronic temperature control

Universal multi-purpose centrifugal pump that is suitable for both fresh and marine water aquariums; works great in conjunction with Hydor's automatic water top off (Part Number J03101); Maximum Pump Flow Rate of 700 LPH/185GPH; Maximum Head Hight of 53 inches

Seltz L aquatic water pumps are ideal for biofilters, aerobic systems, and for water circulation; adjustable flow rate; Monoblock impeller and filter cartridge

Used as a submersible pump or in non-submerged use; Supplied with tube connectors for applications involving non-submerge use

ACTIVATED CARBON FILTER MEDIA: Obtain crystal clear water when utilizing this 3-count box of 100 GM pouches of activated carbon professional external canister filter media for freshwater aquariums.

LOW ASH CONTENT: Simplify how you filter water with this activated carbon freshwater filter media that features a low ash content to maintain an unchanged pH in large-volume aquariums.

HARM-FREE FILTER MEDIA: Each 100 GM pouch of activated carbon filter media is free from heavy metals, phosphates and substances that can be harmful to marine life. These carbon media pouches are also odor free.

Complete DC controllable pump in one box: The Seltz D DC Controllable pumps include everything you need for using the pump inline or submerged including the pump controller, barbed hose adapters and a prefilter screen.

Versatile: The Seltz D DC Universal water pumps can be used in freshwater, marine, reptile and amphibian aquariums and enclosures. It can be plumbed to be used as a water pump to circulate water, to use with a reactor, to upgrade the pump on your all in one aquariums (AIO) and to create waterfalls.

Simple to use: Select the flow that is right for your situation on the enclosed controller to increase or decrease the flow over the 6 preset flow points. Need to pause the flow for 5 minutes? Just press the pause button on the controller and the water will stop for 5 minutes, press the pause button again to restart or just wait and it will restart itself after the 5 minutes has expired.

3 Models Available

6 Flow Rate Settings to Choose From

High Performance Multipurpose Electronic Centrifugal Pump

Create a spectacular 3-D scene in your aquarium with H2Show Worlds! Three scenes to choose from; Magic World, Lost Civilizations and Atlantis.

Ornaments made of non-toxic materials and are hand-painted.

H2Show Gargoyle can be illuminated from below using H2Show LEDS. Chosse from blue, red, green, white and multi-color.

COMPLETE ECOSYSTEM IN A BOX: This external filter for aquariums offers maximum performance and high filtration standards, not to mention an entire eco-system in a box

PREMIUM VERSATILITY: This Prime External Canister is ideal for both freshwater and saltwater aquariums, turtles and amphibians. It is simple to prime and offers the versatility you need.

SIMPLE TO USE: The long-life ceramic shaft, large filter volume and safety locks make the Prime External Canister Filter easy to use as a beginner or a long-term hobbyist. The space-saving unit is perfect for small to large aquariums

The Photo-Cell turns down Koralia 12V pumps to the min. level when the aquarium lights go out and resume set wave pattern when lights turn back on.

Easy to install.

Includes suction cup mount.

New and improved vibration absorbing magnet and suction cup support. Can safely hold the Koralia Evolution 850 positioned in tanks with glass (or acrylic) up to 1/2" thick.

New shaft-less impeller technology with flow rate of 850 gph, ideal for tanks from 50 to 100 gallons, fresh or marine water

Power absorbed: 5 Watts. 50% less power consumption and up to 20% more water flow when compared to previous Koralia models

1/4 HP Utility pump moves up to 1,800 gallons per hour; pump will lift water up to 25' of vertical height

Tough thermoplastic construction; 10' cord length

1-1/4 inch NPT discharge for high capacity pumping; includes 3/4 inch garden hose adapter

[FAST INFLATING & EASY OPERATION] This auto tire air compressor can inflate your standard car tires in seconds. Plug it into the 12V power outlet in your car and attach the stem to the tire valve. A simple press on the car air compressor and it will do all the work for you. A great solution for emergency on the way.

[AUTO SHUT OFF] Simplicity meets functionality. VacLife car air pump provides you with rest-assured using experience based on the auto-shut off function. Preset the desired pressure level and start inflating job. The car air compressor will shut off automatically at the desired level. There is no need to worry about over inflating, VacLife smart inflator for tires got your back.

[LED LIGHTING FOR NIGHT TIME] To be a proper solution for night time inflating job, the electric air pump comes with a LED-lighting feature to support your inflating needs in low-light environment. Coupled with the 11.9ft power cord, both of the front and the rear tires will be fully taken care of with less efforts as it eliminates the unnecessary hassles of unplugging the appliance every time you switch from a tire to the other.

Specs & Dimensions: 4.1*2.6*3.5 inches; The 6.5 ft. long power cord offers convenient installation and an adjustable knob allows you to control of water flow rate and pressure; Max flow rate: 800 GPH (3000L/H); Max lift height: up to 10 ft.; Wattage: 24W; Voltage: 110-120V

Detachable & Cleanable: This powerful yet small-sized water pump is easy to hide and disguise; No tools necessary for disassembly and it’s very easy to clean

Many Possible Placement Positions: Place the pump flat on its base, stick it on an angled or vertical surface, and manually rotate it into any position you need

Easy to use - simply replace the old cartridge with a new one every two weeks, Double insulated pump

The number on the actual item seen in the image is 637R, is the component part number that corresponds to the individual part for the system and this does not pertain to the model No. 56637EG.

Air release valve for air trapped inside filter chamber. we do not suggest operating the pump for more than 8 hours per day

All makes water pumps fit gm vehicles as well as a wide range of non-gm vehicles

Thoroughly tested for reliable, leak-free performance

Coated seals support seal longevity and durability

🌞Efficient Solar Water Fountain

💦6 Different Water Style Nozzles

💖Eco-Friendly Solar Fountain