For the heater wattage, the basic rule of thumb is to use between 2.5 and 5 watts per gallon of actual water volume in the aquarium. However, often more wattage is required, depending on how much you want to raise the temperature.
When it comes to selecting the best aquarium heater size there is no “per gallon” rule that works in all cases. More often than not the size of your heater will be determined by the wattage and quality of your heater. This means the cheapest, biggest heater may not be the best aquarium heater.
Orlushy Submersible Aquarium Heater 300W-Fish Tahk Heater with Adjust Knob Thermostat 2 Suction Cups Suitable for Marine Reef Fish Tank Sump
- ★300W aquarium heater is suitable for 50 to 80 gallons aquariums,Length – 11 inch,voltage 110-120V, power cord is 6ft, please choose the right wattage aquarium heater according to our size chart.
- ★It shows an area to adjust the temperature. It’s not exactly accurate but it turns easy and can be adjusted at small intervals.
- ★Explosion Proof: 2mm thickened quartz glass,can be used in fresh water and salt water aquariums,easy to hide in the tank.
- ★Precise temperature dial from 68 to 89°F allows for complete control of aquatic climate within a 1-degree difference.
- ★Adjustable Aquarium Fish Tank Water Heater Sensitive and reliable thermostat maintains uniform temperature. Automatic shut off when the temperature is reached
Most aquarium experts recommend that you determine the power of your heater in terms of watts per gallon (WPG). Typically, you will need around 2.5 to 5 watts per gallon in your tank. So, for example, a 10 gallon aquarium would need a 25- to 50-watt heater.
05/08/2018 · This heater is rated at 300 watts of power, which means if it is used in a 55 gallon aquarium it has a higher output than the recommended 5 watts of power per gallon. This extra margin means this heater will need to run for less time to reach the set temperature, and it will also help keep the tank warm throughout the winter.
hygger Fast Heating Titanium Aquarium Heater with LED Digital Temp Controller 500W Submersible Fish Heater for 60-120 Gallon Freshwater Marine Tank
- This fully submersible aquarium heater enables memory function and over heat protection. Auto shut off when over-heats, resets when it cools down
- Made with premium titanium and double sealed by black protective guard, this fish tank heater is resistant to explosion and corrosion, and protect fish and other livestocks from punching and scalding
- Build-in external IC temp controller, easy to read LED digital number shows real time water temperature. Temp accuracy is +/- 1°F.
- Easy to set temperature without getting hands wet. Build in hand button, Keep pushing the button. It will cycle through all the set temperatures. Temperature can be precisely adjusted from 70 to 94°F
- 500 watt aquarium heater, voltage 110-120V, suitable for tank capactiy 60-120 gallon freshwater and saltwater aquariums
Aquarium heaters will put out around three to five watts per gallon of water to maintain a stable temperature. This depends on the ambient temperature that will also heat the water passively. A heater in a fish tank in a 95 degrees Fahrenheit room will do less work to maintain the correct temperature than a heater in a 50 degrees Fahrenheit room.
09/04/2020 · For the heater wattage, the basic rule of thumb is to use between 2.5 and 5 watts per gallon! Therefore, 200-watt aquarium heater is a good choice for keeping a 50 to 55 gallon fish tank in a perfect temperature range.
hygger 200W Titanium Aquarium Heater for Salt Water and Fresh Water, Digital Submersible Heater with External IC Thermostat Controller and Thermometer, for Fish Tank 20-45 Gallon
- 🐠【For Fish Tank 20-45 Gallon】voltage 110-120V, power 200W, heater rod length 10.7inch. The heater and controller power cords are the same length 5.5ft, the thermometer cord is 4.4ft. There are mounting holes on the temp controller back for hanging on the wall
- 🐠【Fully Automatic Control】very easy and reliable to use. After well installing the aquarium heater and the thermometer, you just need to set the desired heating temp, it will stop heating when the water temp reaches to the set temp, it will automatically restart heating when the water temp is 1℉ less than the set temp. The controller has temp setting remember function
- 🐠【Durable Titanium Tube】this seawater resistant titanium aquarium heater is good for use in salt water and fresh water, service life can be 3 years or more. Very compact small, easy to hide in the tank. Don’t suggest to use it in sump. The diameter of the titanium tube is19mm, you can buy suction cups suitable for this size when you need to get that replaced.
- 🐠【Digital LED Display】the IC temp controller can show the water temp and set temp at the same time, and there is a indicator light to show the heating status. You can press the ‘up’ key to shift degree unit between Celsius and Fahrenheit
- 🐠【Wide Temperature Range】With the thermostat controller you can set the temp from 32℉to 104℉, control precision is 1℉, please set the right temp for your aquarium pets. The separate thermometer can detect a temperature from -68℉ to 140℉, the measurement accuracy is 0.2℉ plus or minus, very sensitive
20/03/2016 · Is there a general rule of thumb of watts per gallon as far as aquarium heaters are concern? Thanks. 75 Gallon community planted Aquarium. Pearl Gourami,Golden barbs, zebra, pearl Danios,black neon tetra, glow-light, denson barb, Rasboras, cherry barbs, fancy tail guppies, …
22/01/2016 · Your tank will need 5 watts per gallon of tank volume up to 30 gallons. Tanks over 30 gallons will do fine with a heater or heaters at 3 watts per gallon. The larger tanks will need two heaters placed at opposite ends of the tank for good heat distribution. This is what I …
MUCH 500W Aquarium Heater Auto Thermostat Submersible Titanium Fish Tank Heaters with Intelligent LED Temperature Display and External Temperature Controller for Saltwater or Freshwater 70-80 Gallon
- 🐟Accurate Temperature Control:An intelligent IC chip controls the heater temperature, making the temperature difference within ±1℃/±2ºF; Provide the best living environment for your aquatic creatures
- 🐟Safe & Reliable:Made of Durable Titanium alloy Tube-Our seawater resistant titanium aquarium heater is good for use both in salt water and fresh water, long service life. explosion-proof and anti-corrosion engineering, which makes this submersible heater more resistant to damage while heating better than traditional glass heaters; Built with overheat and water shortage protection
- 🐟External Temperature Controller: The touch-button controller adjusts the temperature without getting your hands wet. It’s easy to control the temp from 68℉/20°C to 94℉/34°C; Check the size chart to find your desired fish tank heater
- 🐟Easy Installation:500W submersible heater is suitable for 60 to 150 gallons aquariums; Vertical or horizontal installation and ensure the device is fully submerged underwater
- 🐟Wide Compatibility: The fish tank aquarium heater has CE, FCC and ROHS certification and the plug has a UL certification; Applicable for freshwater and marine aquariums, aquaculture, glass containers, and hydroponic systems
That depends on how warm or cool the room the tank is in really. If it is in a cool room you would want 5 watts per gallon, so a 175watts. If the room is already somewhat warm then 3 watts per gallon, so a 105 watt heater, rounded to 100watts.
To raise the water temperature 10.1-15ºF above the room temperature, you need a heater with… 5 gallons: 25 watts: 50 watts: 75 watts: 10 gallons: 50 watts: 75 watts: 75 watts: 20 gallons: 50 watts: 75 watts: 150 watts: 25 gallons: 75 watts: 100 watts: 200 watts: 40 gallons: 100 watts: 150 watts: 300 watts: 50 gallons: 150 watts: 200 watts: 2 …
Aquarium Heater, Submersible Fish Tank Heater 500W with Titanium Tube Thermostat System LED Digital Play and Remote Controller for 70-80 Gallon Tank
- 🐠 Premium Titanium Alloy Material & pinpoint probe 🐠: The seaELF aquarium heater made by premium titanium alloy, shatterproof, anti explosion, anti cracking and anti-corrosion than quartz glass aquarium heater and stainless steel tank heater, good for fresh water and sea water. The precise sensing probe on the top of heater for pinpoint temperature and double seal design to ensure safe operation. The heating tube with CE, RoHS, FC approved and the plug with UL approved.
- 🐠 Remote Controller & LCD Display 🐠: Update design with remote controller and LCD display , easy to setting and adjusting the aquarium heater’s temperature by remote controller and easy know the tank’s temperature by the LCD display, no need to buy extra temperature and wet your hands to setting the temperature again. (the remote is non waterproof, please keep it away from water).
- 🐠 Intelligent Overheating Protection & Lack-of Water Protection 🐠: With double sensing probe on the top, it will accurate detect the temperature and water, once overheating or the water cant cover the top of this aquarium heater, it will automatic power-off, prevent electric shock & burns and keep you and your fish safe. (E2,E8 display are mean overheating, please increase the water circulation when it happens)
- 🐠 Intelligent Thermostat Heating System 🐠：This aquarium heater made with intelligent thermostat heating system, it will heating automatically once the water temperature is less than the setting temperature and stop heating once it reached the setting temperature. Keep the aquarium water in a same temperature environment to protect fishes, amphibians, turtles and so on.(Please install it near a strong water flow).
- 🐠 100% satisfaction 🐠: Just to show you how confident we are that your fish will enjoy the aquarium water heater, we are giving you a 6 month money-back guarantee, if there any problem when you install the heater or any un-satisfied with this product, please feel free to contact us for resend or refund, we will dealing with it within 48 hrs.
05/11/2020 · I would always recommend using 2 heaters for your aquarium which are equal to the total wattage required. So for example if you have a 100 litre aquarium and need to heat it from 18 degrees to 28 degrees (10 degree C increase) then the table recommends using a 100W heater.
The best aquarium heaters for one person, may not necessarily be for another. The type of heater that you choose will most likely fall down to three main factors; size, cost and personal preference. Size. The very basic rule of thumb is that you need between 2.5 and 5 watts per gallon of water volume.
HITOP 50W 100W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cups (100W-grey)
- 🐟 Thickened Glass: 2mm thickened quartz glass, 33% thicker than 1.5mm normal aquarium heaters, much safer for human and your lovely fishes, your pets will no longer fear the winter.
- 🐟 Automatic Constant Temperature Function: this fish heater, adjustable temperature 68 ~ 93 °F, will shut off automatically when the temperature is reached, no extra adjustment is required.
- 🐟 Quick and easy installation, submersible fish tank heater, vertical or horizontal placement using suction cups. 1 extra powerful suction cups as your backup (total 3).
- 🐟 100W aquarium heater, length 9.5-inch, power cord 4.9ft, designed for small fish tanks, recommended for aquariums 10 to 30 Gallons.
- 🐟 Bonus a stick-on thermometer, no need to buy another thermometer, 24-Hour Professional After-sales Service.
How many watts does your aquarium heater need? Experts advise calculating a power between 2,5 and 5 watts per gallon of water when choosing the best aquarium heater. To make things easier, check the chart below for the most common sizes: Aquarium size. Heater power. 10 gallons (40L)
Heater Size For 10 Gallon Aquarium – bestfamilypets.com. Aquarium Heater Size Ultimate Guide | Aquarium Labs. Typically, you will need around 2.5 to 5 watts per gallon in your tank. So, for example, a 10 gallon aquarium would need a 25- to 50-watt heater. Still, …
HITOP 50W 100W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater, Thermostat for Turtle Tank
- [Thickened glass]: 2mm thickened quartz glass, 33% thicker than normal aquarium heaters, much safer for both human and animals.
- [Over-Heat Protection]: After set the temp you want, automatic switch device and temperature detection system, water heater will turn off automatically when its temp reaches your pre-set, also will turn on when lower than your set, relieved and simple operation.
- [Accurate Temperature Control]: Adjustable heater from 61°F to 90°F (16°C – 32°C). A good temperature range for most fishes is 76°F to 80°F (25- 27°C). An additional stick-on thermometer as a bonus to detect water temp at any time.
- [Dimension]: 300W adopt 10-slot multi-branched heating wire ceramic frame, better heat dissipation, Suitable for 30-60 gallant fish tank ，11 x 1 x 1 inch, saving more space for your fish.
- [Accessories]: An extra stick-on thermometer, and an extra suction cup providing for spare. Quick after-sales reply within 1-8 hours to answer your doubts.
19/09/2019 · What Size Aquarium Heater Do I Need? The general rule of thumb is 5 watts (W) of heat per 1 gallon of water if a) you need to heat the water up to 10 degrees above room temperature and b) you’re using an aquarium lid to retain warmth and prevent evaporative cooling.
How many watts per gallon for aquarium heaters? It is important to ensure you select the correct aquarium heater for the size of your tank. The rule of thumb we use is for 1 W per liter in a room with normal and stable room temperatures. This translates to about 3-4 watts per U.S. gallon.
- Precise temperature setting to 1-degree F (68-88 degrees F)
- Recommended for aquariums up to 100-Gallons
- Shatter-resistant construction, fully submersible
- LED light turns on when aquarium water is being heated; Automatic safety shut off and overheat protection
- Lifetime Limited Warranty
09/11/2020 · It’s available at different watts, from 50 watts all the way to 300 watts (there are 9 models available). The 300 watts can handle as much as 150 gallons, although the recommended ratio is 5 watts per gallon of water.
25/01/2019 · A rule of thumb is that it takes 3-5 watts per gallon to maintain water temperature, depending on the room’s ambient temperature. Naturally, the lower the room’s temperature, the more heat the aquarium requires and the higher the wattage. If our room is at 68°F, it will take 102 watts per day to keep the 30-gallon tank heated at 72° F.
Immersion Water Heater,GESAIL Submersible Water Heater 304 Stainless Steel Guard, Pool Heaters For Above Ground Pools To Heat 5 Gallons Water In Minutes (Black)
- Good Quality Portable Water Heater : GESAIL immersion water heater runs with energy-saving .Imersion heater boils 5 gallon water in minutes . All you need to do is just put bucket heater in to the water and plug the pool warmer, easy to use.
- Easy to Use：Place camping water heater into water designed to contain boiling water, fill the container with water to full cover the submersible bucket heater , plug portable water heater into a properly grounded 120V AC outlet, make sure the portable immersion heater is on, make the pool warmer in a few minutes!
- 304 Stainless-steel Guard – The heavy duty 304 stainless-steel guard on the electric bucket heater protects the heating element from directly contacting persons or animals. The holes on the guard of submersible water heater help release heat into the water faster.
- Very Wide Use:The electric immersion heater can be used in water,pool heaters for above ground pools fit for bucket, basin, bath tub, mini inflatable swimming pool, etc.This immersion heater is handy and super lightweight, making it pool warmer any grounded wall outlet. Then the 1500 immersion heater can start working.
- Warning: The camping water heater needs to be completely immersed in water ,Please do not plug the two camping water heater into the same outlet to avoid fire hazards. Please take out the immersion water heater before touching the water!
23/04/2020 · Most heaters should provide an idea on the packaging what size aquarium it’s suitable for. I’ve got a spare Aqueoun Pro 300 here and it’s a 300 watt heater. The box says it’s good "For aquariums up to 100 gallons". I would recommend a rule I follow though which is to overdo it on pretty much everything – heater, filtration, etc.
26/01/2018 · I have 10-12 degrees differential between 50 gallon tank and ambient. A 300w takes 20 minutes to raise the temp 0.5 degrees, and takes 40 minutes to drop 0.5 degrees. I started out using a 150 w heater, and it takes 60minutes (maybe more) to raise the temp 5 degrees. So using the 300w is actually more efficient and uses less power.
Submersible Aquarium Heater 300W Fish Tank Heater with Dual Temperature Displays and Temp Controller Adjustable for Turtle Betta Fish Tank 25-80 Gallon
- ❀【300 Watt Heater】 This 300W is suitable for 25-80 gallons tank, heater length is 10.8 inches, power cord length is 47 inches+67 inches, please choose the right wattage aquarium heater according to our size chart.
- ❀【External Temperature Controller】 This submersible aquarium heater is designed to control the temperature externally, which is convenient and safe for you to adjust temperature and no need to take the heater out from water and risk burning yourself.
- ❀【Dual Temperature Displays】 It shows the water temp and set temp at the same time, helping you easily recognize and observe the temp change in real time even in the night!
- ❀【High Quality】 It is made of shock resistant and shatter proof quartz for fresh or marine water. Besides, the heatproof cover will also protect you little fish from scalding.
- ❀【PLEASE NOTE】 Aquarium heater should be fully submerged into the water. Please unplug the power supply when cleaning the fish tank, changing aquarium water or taking the heater out (and should let it cool in the water for a while before you take it out).
Aquarium heaters cost no different than any other power consuming item. To find the cost of running your aquarium heater simply use the cost of kilowatt per hour. In The US this averages at 12.58 cents. For convenience sake here is a quick table on aquarium heater operation costs.
26/01/2018 · Yep minum 1.5 watts per gallon. Maximum is usually 3-4 watts per gallon. I use two 150 watt heaters in my 220 gallon. 300 watts total. They never turn off but will never overheat my tank. Unless the temperature in my house gets passed 82f which it never does. I feel this is a safer way to go.
For most small aquariums in a home that is not very cold, the size of the aquarium heater should be 5 watts per gallon capacity of water. So a 20-gallon aquarium should have a 100-watt heater. If you have a tank that is over 40 gallons, consider having two heaters placed at opposite ends of the tank; instead of one 200 watt heater, use a 100-watt heater at each end.
Submersible aquarium heaters are submerged entirely in the water, efficiently heating both large tanks and mini-aquariums, such as Betta tanks. Some small (under 5 gallon) tanks can be heated with an external heater underneath the aquarium.
One watt per litre so ideally 25 watts for a 21 litre/5.5 gallon I was moving stuff around yesterday and found a 200 watt in a 80 litre/21 gallon it could have been a 80 watt heater ( 100 watt). Has it got a thermostat? If so it’s fine.
Most aquarium heaters range from 25 watts to 300 watts. Smaller aquariums require smaller heaters. A 10-gallon tank, for example, will typically need a 25- to 75-watt heater, while a 75-gallon tank will require 250 to 300 watts. Larger tanks may require multiple heaters.
26/01/2012 · The rule of thumb is 3 to 5 watts per gallon, which would be between 60 to 100 watts for a 20 gallon. Quite often, bigger is better, but not with aquarium heaters. The bigger they are, the faster they heat the water, and rapid temperature change is not what you want, a stable warm temperature is what you want to achieve.
For example, if your tank is running 78 degrees with your lights on, and they go off, make sure your heater keeps your tank at least 76-78 degrees. Also, when shopping for a heater, it is customary to get 3 to 5 watts for every gallon.
15/11/2013 · I’m downsizing and trying to figure out which items I can still use. I’ve got a 150 watt Aqueon heater that I had in my old 45-gallon. Is this just too powerful for a 20-gallon? Room temperature can get down to around 60 degrees at night in winter, but can also get randomly up to over 80 degrees if we have a heat wave (it has gone up into 90’s in January here).