What size motor do I need for my swamp cooler
Emma Miller
Updated on April 02, 2026
The motor pulley must be the same size and type recommended by cooler manufacturer. Do not use a larger pulley size.
Can I put a bigger motor in my swamp cooler?
The motor pulley must be the same size and type recommended by cooler manufacturer. Do not use a larger pulley size.
How big of a swamp cooler pump do I need?
Checking unit size If you can’t locate the CFM number on your evaporative cooler or in the owner’s manual, the following formula will help you calculate it: Multiply the square footage of your home by the average height of the ceiling (in feet). Divide by two (air changes per minute).
How many CFM swamp cooler do I need?
According to the equation, you would need a swamp cooler with a CFM of at least 1,800. The evaporative cooler size is paramount because a cooler that’s rated too small for your space won’t adequately cool it and may become an energy workhorse. A cooler that’s too large for your space may be overkill.What kind of motor does a swamp cooler use?
Motor. Evaporative cooler motors are relatively small in size, usually ranging from 1/3 to 1 horsepower. Most operate on 115/120 volts of power, which is the reason they use relatively little electricity when compared to 240-volt central air conditioning systems.
How can I speed up my swamp cooler?
- Open the Window. …
- Make Sure the Tank is Full and Pads are Wet. …
- Allow Cooler to Run Before Turning on Blower. …
- Clean the Cooler Regularly.
Is it bad to oversize a swamp cooler?
Having your swamp cooler supply too much air can also cause problems in the kitchen. The biggest concern is that it can create air currents that will blow the exhaust plumes out of alignment with the exhaust hoods and interfere with the hoods’ ability to capture hot, greasy air.
How many degrees can a swamp cooler cool?
A swamp cooler operating at 85 percent efficiency can bring the temperature down to a nice, cool 72.3 degrees Fahrenheit (22.3 degrees Celsius), right in the human comfort zone.How do I know what size swamp cooler I need?
CFM Ratings Determine the square footage of space you want to cool. Multiply this figure by the height of your ceilings. Divide that number by 2. The result is the swamp cooler CFM rating.
How much does it cost to run a swamp cooler all day?How much does it cost to run a swamp cooler all day? Swamp coolers will cost about $2 to run for 24 hours. To run a unit 24 hours a day, every day, for an entire month, it would cost roughly $60. In comparison, a central AC costs about $330 per month at this rate.
Article first time published onCan I run my swamp cooler without the pump on?
Yes, the fan and pump motors are separate systems. You can run one without the other with no damage to the product. That said, however, you will not receive the same degree of cooling by only running the fan.
How can I make my swamp cooler colder?
- Use Your Swamp Cooler in a Dry Climate. …
- Use Your Swamp Cooler Seasonally. …
- Open the Windows. …
- Run a Dehumidifier. …
- Cultivate a Green Thumb. …
- Experiment With Positioning. …
- Prime the Pads First. …
- Use Cold Water.
Can I run my swamp cooler all day?
A swamp cooler can be in operation for 24 hours of the day, but you will need to ensure it has enough water. … Manual swamp coolers require you to add water to the reservoir and change the settings so it will run all day efficiently.
How many watts is a swamp cooler motor?
The swamp cooler has a motor and a small water pump. The motor is similar in size to that of your central blower of 600 watts and the small pump is less than 100 watts, for a grand total of 700 watts.
How much is a cooler motor at Home Depot?
current productDIALDIAL2-Speed 1/2 HP Evaporative Cooler Motor1-Speed 1/2 HP Evaporative Cooler Motor2-Speed 1/2 HP Evaporative Cooler Motor Kit$8900$7999$11999(363)(18)(58)
How do I choose a cooler motor?
You can calculate the required CFM by dividing the cubic feet of your room by two. For example, if your room is 300 sq feet in size, with the ceiling at a height of 10 feet. Then the CFM required would be 1,500 (300 sq ft x 10 ft/2). The airflow of an air cooler also depends on whether it uses a blower or a fan.
Can you double up swamp cooler pads?
Swamp cooler pads can be doubled up to increase cooling effectiveness as this increases surface area and water retention. … One is air flow rate and other is water retention by your cooler pads.
Can you run a swamp cooler 24 7?
You can run your swamp cooler all day should you so choose without seriously increasing your monthly utility bill. However, you will need to be available to refill the reservoir in the interim. Should you not want to do that, run your swamp cooler first thing in the morning or overnight to fill your home with cool air.
How do you measure cooler size?
Cooler capacity is generally stated in quarts or capacity in 12-ounce cans. One quart equals about 0.75 cans, so a 24-quart cooler will hold about three six packs or 18 cans. Another way to gauge capacity is to divide the capacity in quarts by 30, so a 60-quart cooler equals two cubic feet.
How many windows should you open for a swamp cooler?
Open the windows or vents on the leeward side of the house to provide 1 to 2 square feet of opening for each 1,000 cfm of cooling capacity.
Do swamp coolers work in 100 degree weather?
Here’s the deal: your swamp cooler will only cool your home by about 10 degrees. In addition, it will struggle immensely, and likely will not work at all, when its humid outside. … However, it will do a better job of cooling, and in humid weather your refrigerated air system will cool and dehumidify.
Do you open windows with a swamp cooler?
A Swamp Cooler Will Require Open Windows In order for the unit to work properly, the pads should be damp, not soaked. There is a pan at the bottom of the air conditioner. … The air conditioning unit has to pull in the same volume of air as it blows into the house. Opening the windows can help make that happen.
Which swamp cooler is best?
- BEST OVERALL: HESSAIRE MC18M Portable Evaporative Cooler.
- RUNNER UP: HESSAIRE Indoor/Outdoor Portable Evaporative Cooler.
- BEST PERSONAL COOLER: iBaste Portable Air Conditioner.
- BEST FOR SMALL ROOMS: COMFYHOME 3-IN-1 Portable Air Conditioner.
- BEST FOR LARGE ROOMS: HESSAIRE MC61M Evaporative Cooler, 5,300 CFM.
How much does the average swamp cooler weigh?
BrandChampion CoolerColorColorItem Dimensions LxWxH30.25 x 24 x 27 inchesMaterialHAWAItem Weight72 Pounds
Will a swamp cooler work in a garage?
Swamp coolers, known also as evaporative coolers, are an environmentally friendly way to cool your garage quickly inside or out. Perfect for both commercial and residential use, they work the best in a hot and dry climate and can be especially effective in a garage or large spaces like a warehouse.
What is better swamp cooler or AC?
For budget savvy consumers, the swamp cooler is the more economical choice for summer cooling. Central AC does require some maintenance, but this is mostly clearing away debris from the compressor and making sure that the air filters are changed. Evaporative coolers require much more maintenance.
How long do swamp coolers last?
But, while swamp coolers don’t cost much to buy, they are a lot of work and money to maintain. Not only that, they are only warrantied to work for 5 years. Refrigerated air systems can last up to 20 years if properly maintained.
Can a swamp cooler cool an entire house?
MasterCool 7000 CFM 115V 2 Speed Down Draft 12″ Media Evaporative Cooler. This powerful evaporative cooler can cool up to 2,200 square feet of living space. … Like all whole-house swamp coolers, the MasterCool 7000 CFM is hooked up to a continuous water source to maintain water levels.
How many kwh does a swamp cooler use?
Combined they consume 7.5Kw. 1.9KW= 25% of 7.5Kw. At a cost of $0.15 per Kwh (Kilowatts per Hour), the A/C systems costs $1.13 per hour to run where by the Evaporative cooler cost is only $0.26 per hour. Therein lies the savings!
How much does a cooler motor cost?
PhaseMin PriceMax PriceSingle PhaseRs 390/PieceRs 870/PieceThree PhaseRs 500/PieceRs 720/Piece
How much do swamp coolers help?
Swamp coolers are very energy efficient if installed in a dry climate, specifically in their electricity usage. Compared to an AC unit, they use 15% to 35% less power.