400 Watt Aquarium Heater Popular Q&A

Q: How many amps will a 400 watt heater cartrige draw at 240 volts?
A: The formula you are looking for is I = W/E. Read More »

Q: How much does it cost to run a 400 watt infrared heater?
A: To calculate a cost in kW/h a time interval has to be stated. How long is the 400 watt heater going to be on in a 24 hour period. You also have to state what yo... Read More »

Q: What is a good quality 50 watt heater for a 10 gallon aquarium?
A: The Elite Submersible Preset Heater, the Aqueon Pro Read More »

Q: Is 120 watt heater to much for an aquarium?
A: Not too much, right in the groove. You're about thirty gallons, 3 to 5 watts per gallon is recommended, 3 times 30 is 90, the bottom end, 5 times 30 is 150, the... Read More »

Q: What would it cost to run a 400 watt haligen heater for one hour?
A: Electricity costs vary depending on your supplier, but anyway any tarrif will be cheapest on say, economy 7, maybe 4p an hour, Day rate, first x amount of units... Read More »

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The above is "400 Watt Aquarium Heater: Hydor 400W Submersible Aquarium Heater - Original Theo" recommended related products, Please click on the picture to see product details and 400 watt aquarium heater reviews!