Browse aquarium heaters, chillers and controllers and see how aquarists use them in their setups.
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Find the gear behind the community's tanks.
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Planted LEDs, high-actinic coral LEDs
Heaters, chillers, electronic controllers
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In community tanks
Chosen by aquarists
121 matching items · Most used first
Climate ControlNeptune Systems
The Neptune Systems Apex EnergyBar 632 (UK plug, new version) is a CE-certified 6-outlet 220V AC power strip for the Apex controller, with independent power monitoring and LED indicators per outlet to detect failing equipment. It includes a built-in 100W 24VDC power supply feeding three 1LINK ports plus two 24VDC accessory ports, and all outlets are relay-switched.
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Climate ControlNeptune Systems
The Neptune Systems A3 Apex System provides control with scaled-back monitoring and room to grow for the everyday aquarist, offering more options than the Apex Jr. Monitors critical parameters such as temperature and pH, with SMS/e-mail alerts, power/Wi-Fi loss and leak alerts, automated equipment control, and remote monitoring from any device. Features temperature and pH monitoring, 3x FMM ports, 6x controllable outputs, 3x 1Link outputs, 2x DC 24V outputs, 6x digital inputs, audible alarm, Wi-Fi, Ethernet, analog leak detection, and optical solid-surface leak sensor.
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Climate ControlAquaReady
The AquaReady Preset Aquarium Heater is a submersible heater preset to 77°F/25°C with thermal-safety shutoff and LED indicator, made in Italy, available in 6 to 300 watts for aquariums up to 90 gallons.
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Climate ControlSea Side Aquatics
The Sea Side Aquatics line of Aquarium Chiller Cooling Fans are a great, cost-effective solution when you need a small temperature reduction in your aquarium. Evaporative cooling can be surprisingly effective and requires very little effort or cost compared to a full blown aquarium chiller; available in 2, 4, or 6 fan models.
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Climate ControlTunze
The Tunze Aquawind Eco Chic 7028.500 is a low-noise, energy-efficient aquarium cooling fan that accelerates evaporation to lower water temperature by 2 to 4°C (3.6–7.2°F) in aquariums up to 800 liters (211 gallons). It runs on a safe 12V low-voltage power supply with just 1.7W consumption, carries an IP57 waterproof rating, mounts on tank edges with glass up to 22 mm thick, and has a tilt adjustment for directing airflow.
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Climate ControlARCHAEA
The ARCHAEA MINI-PRO AQUARIUM HEATER Ver 2 is an ultra-slim, compact fully submersible heater for tropical aquariums, with a separate external temperature control dial for easy precise regulation (68-92°F). Made of heat and shatter-proof glass with a safety shut-off mechanism when out of water; available in 25W (2-6 gallons) and 50W (6-10 gallons).
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Climate ControlLifegard Aquatics
A large display digital thermometer; displays both aquarium water temperature and room temperature. You cannot see the temperature of water just by looking at it; having a temperature display device on any tank is a worthwhile investment that can easily save you from disaster; by showing the room temperature and tank temperature in a single display, you can analyze how to react to adverse conditions.
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Climate ControlBulk Reef Supply
BRS Stick-On Thermometer is a simple liquid crystal thermometer that adheres to the outside of the aquarium glass. It displays temperature in both Fahrenheit and Celsius over a 64-93 F range with an easy color indicator readout.
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Climate ControlJBJ
The JBJ C-Breeze Nano is a quiet centrifugal aquarium cooling fan for tanks up to 40 gallons, lowering water temperature 1-4°F through evaporative cooling when mounted on the tank rim.
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Climate ControlChihiros
The Chihiros Heater Pro is a high-precision inline aquarium heater that maintains stable water temperatures; it installs directly onto the external canister filter's outflow tubing, keeping the tank free of clutter while delivering efficient, even heating. Ideal for clean, equipment-free display tanks; compatible with standard tubing sizes. 12/16MM and 16/22MM.
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Climate ControlEHEIM
The EHEIM climacontrol+ L is an electronically controlled, Wi-Fi-enabled aquarium climate control unit that both cools and heats water, sized for aquariums up to 2000 litres. The target temperature is set wirelessly via smartphone, tablet, or PC, and the unit automatically regulates, displays, and warns about the water temperature.
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Climate ControlEHEIM
The EHEIM climacontrol+ M is an electronically controlled, Wi-Fi-enabled aquarium climate control unit that both cools and heats water, sized for aquariums up to 1000 litres. The target temperature is set wirelessly via smartphone, tablet, or PC, and the unit automatically regulates, displays, and warns about the water temperature.
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Climate ControlEHEIM
The EHEIM climacontrol+ S is an electronically controlled, Wi-Fi-enabled aquarium climate control unit that both cools and heats water, sized for aquariums up to 500 litres. The target temperature is set wirelessly via smartphone, tablet, or PC, and the unit automatically regulates, displays, and warns about the water temperature.
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Climate ControlNova Tec
The Nova Tec Coolworks Temperature Controller for the IceProbe Chiller is a proportional controller with 65-85°F sensing range, ±1°F accuracy, adjustable set-point dial, 18-inch waterproof sensor, and all cables to connect between the power supply and chiller.
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Climate ControlJBJ
The JBJ DA-1000 Commercial Chiller is a 1 HP, 230V inline chiller recommended for aquariums up to 300 gallons with a 12,000 BTU capacity. It features a titanium Helix heat exchanger for maximum heat exchange and corrosion resistance, a digital LED controller accurate to within 1 degree F, and quiet reliable operation. Requires 200-240VAC power; plug not included and a water pump is not included. One-year warranty.
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Climate ControlJBJ
JBJ 1.5 HP commercial aquarium chiller (230V) for systems up to 1500 gallons, with 18,000 BTU cooling capacity. Features a titanium Helix heat exchanger, digital LED thermostat accurate to +/-1F, and quiet operation; pump not included.
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Climate ControlJBJ
A JBJ Arctica 2 HP commercial aquarium chiller (model DA-2000) rated for tanks up to 530 gallons, operating on 230V power with 24,000 BTU/h of cooling capacity. It uses a titanium Helix heat exchanger, an integrated digital thermostat accurate to +/- 1 F, and requires 1,266 to 1,902 GPH of flow through 1-inch PVC unions; it is wired directly to a circuit with no cord or plug included.
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Climate ControlJBJ
The JBJ DA-3000 is a 3 HP commercial-grade aquarium chiller running on 230V power for large systems. It uses a high-capacity compressor and titanium heat exchanger to stabilize temperature in big aquariums and aquaculture setups.
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Climate ControlJBJ
JBJ DA-500 1/2 HP commercial aquarium chiller (115V) for tanks around 150 gallons. A quiet, energy-efficient chiller with a titanium helix heat exchanger, integrated programmable thermostat accurate to +/-1F, and easy hook-up with commercial compression fittings; water pump not included.
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Climate ControlJBJ
A JBJ Arctica 1/2 HP commercial aquarium chiller (model DA-500) for systems up to 150 gallons, operating on 230V power with 6,000 BTU/h of cooling capacity. It uses a titanium Helix heat exchanger for corrosion-resistant heat transfer and a digital LED temperature controller accurate to +/- 1 F, requiring 474 to 792 GPH of flow through 1-inch PVC unions.
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Climate ControlD-D The Aquarium Solution
The D-D Dual Digital Temperature Controller (TC125) provides precise plug-and-play aquarium temperature control, heating and cooling simultaneously via a double mains socket (up to 1600W heater, 600W chiller). It features a backlit blue LCD, waterproof plastic-coated 2m temperature sensor with suction cup, ±1°C accuracy, 0.1°C resolution, audible and visual alarms, and power-off memory.
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Climate ControlDymax
The Dymax Cooling Fan - Vortex controls aquarium water temperature during warmer months; it clamps to the aquarium edge and blows air across the water surface to reduce water temperature by evaporative cooling, with airflow directed by an adjustable flexible arm. Budget-friendly alternative to a chiller that reduces water temperature 2-4 degrees C from room temperature with reduced power consumption. Available in two sizes, Vortex W-5 and W-8.
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Climate ControlFinnex
The Finnex HMO Titanium Heater with Digital LCD Controller maintains temperatures within +/-2°F with a corrosion-resistant, virtually unbreakable titanium tube, memory that restores preset settings after power outages, and submersible mounting in any orientation; models include HMO-100 (100W, 20-30 gal), HMO-200 (200W, 60-80 gal), and HMO-300 (300W, 80-100 gal).
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Climate ControlInnovative Marine
Innovative Marine Helio PTC Heating Element Holder; cell-cast acrylic with neodymium magnetic coupling that replaces failing suction cups. Heater-resistant silicone inserts hold heaters up to 0.96-inch diameter and space them for optimal water flow.
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Climate ControlInnovative Marine
The Innovative Marine Helio PTC Smart Heater is an aquarium heating system that uses solid-state PTC (positive temperature coefficient) ceramic chips rather than traditional resistance wire, making the heating elements naturally resistant to overheating. It pairs a smart controller with audible alarms and a remote titanium temperature probe with corrosion-resistant titanium heating elements and magnetic holders, and is available in single- and dual-element models from 100W to 700W to cover aquariums from 10 to 200 gallons.
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Climate ControlInnovative Marine
A replacement or expansion heating element for the Innovative Marine Helio PTC Smart Heater system, available in 200W (25-50 gal) and 350W (50-85 gal) models. It uses PTC solid-state ceramic chips in a corrosion-resistant titanium sheath that self-regulate temperature to resist overheating, and it requires the separate Helio PTC Smart Controller to operate.
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Climate ControlInnovative Marine
Innovative Marine Helio Universal Aquarium Heater Controller; controls up to two 2/3-prong heating elements (up to 1000W combined) with a titanium remote temperature sensor and audio alarms. Factory preset 77F with +/-1F accuracy and 5-year warranty; heating elements not included.
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Climate ControlHelloReef
The HelloReef Stick-On Thermometer is a low-profile liquid crystal thermometer (5.07 x 0.74 in, range 64-93°F / 18-34°C) that sticks to the outside of freshwater or saltwater tanks, displaying temperature in Fahrenheit and Celsius.
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Climate ControlHanna Instruments
A Hanna Instruments Checktemp 1 (HI98509) digital thermometer with an NTC thermistor sensor and a 3.3-foot silicone cable ending in an AISI 316 stainless steel probe for rapid temperature readings. It measures -58 to 302 F with 0.1 F resolution and +/- 0.5 F accuracy, has a large LCD display with °F/°C selection, IP65 water resistance, CAL Check self-diagnostics, user-selectable auto-off, and runs about 3 years on the included 3 AAA batteries.
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Climate ControlFinnex
The Finnex HMX-S Heater is a titanium aquarium heater with a digital touchpad controller and crisp LCD temperature display. The corrosion-resistant, virtually unbreakable heating element includes a protective guard and memory that restores temperature settings after a power outage.
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