What Will An 8000 Watt Generator Run?

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Knowing what an 8000 watt generator will run is helpful for deciding on a power capacity or making the best use out of your machine.

The best 8000 watt generators should have no issues running bigger devices like a clothes dryer, 3-ton central air, or hot water heater separately.

You can also use one of these generators to run multiple smaller to medium appliances and tools at the same time.

Ideally, you want to follow the steps later in the article to make sure you don’t go over the limits of your 8000 watt generator.

That being said, running a combination like a 2-ton central air, refrigerator, pump, electric oven, and an electric grill should be doable for your 8000 watt generator.

Keep in mind that device brands can have different watt needs. These rough general guidelines are not perfect.

Additionally, you still want to pay attention to details like safety guidelines and clean THD power.

What devices can an 8000 watt generator run?

You can find a table with the devices an 8000 watt generator should be able to run below but there are a few things to note first.

First of all, 8000 peak watt generators can still vary a lot in terms of running watts, outlet amp capacity, and THD levels.

These details will influence what appliances and tools you will actually be able to run safely. Especially when it comes to sensitive electronics.

For the table below, I assume your 8000 watt generator has at least 6500 running watts, 30 amps, 240 volts, and inverter technology.

Secondly, the table below offers some helpful rough watt consumption estimations but individual brands can vary in terms of power needs.

Lastly, while it is likely clear to you, it is worth noting that your 8000 watt generator will not be able to run all of the devices at once.

If you want to run multiple appliances and tools at the same time, you want to check the next section of the article too.

Appliance Or ToolRunning WattsAdditional
Starting Watts
Starting Watts
Coffee Maker600 Watts600 Watts
Incandescent Light Bulbs60 Watts60 Watts
Refrigerator800 Watts1400 Watts2200 Watts
800 Watt Microwave Oven1300 Watts1300 Watts
Electric Frying Pan1500 Watts1500 Watts
Electric Grill1650 Watts1650 Watts
Slow Cooker270 Watts270 Watts
Toaster1200 Watts1200 Watts
Blender400 Watts450 Watts850 Watts
Air Fryer1600 Watts1600 Watts
Pressure Cooker1200 Watts1200 Watts
Electric Oven3500 Watts3500 Watts
Window Air Conditioner
(10,000 BTU)
1500 Watts700 Watts2200 Watts
11,000 BTU RV Air Conditioner1010 Watts590 Watts1600 Watts
Central Air (2 ton)1500 Watts3000 Watts4500 Watts
Central Air (3 ton)2250 Watts4500 Watts6750 Watts
Sump Pump (⅓ HP)800 Watts500 Watts1300 Watts
Flat Screen TV120 Watts120 Watts
Dishwasher220 Watts320 Watts540 Watts
Clothes Dryer5400 Watts1350 Watts6750 Watts
RadioUp to 200 WattsUp to 200 Watts
Portable Fan40 Watts80 Watts120 Watts
Laptop250 Watts250 Watts
Printer600 Watts600 Watts
Garage Door Opener720 Watts720 Watts1440 Watts
Cell Phone Charger25 Watts25 Watts
Radiant Heater1300 Watts1300 Watts
Hair Dryer1800 Watts100 Watts1900 Watts
Vacuum Cleaner1400 Watts1400 Watts
Hot Water Heater4500 Watts4500 Watts
Iron1200 Watts1200 Watts
Electric Drill600 Watts300 Watts900 Watts
Bench Grinder1400 Watts1100 Watts2500 Watts
Circular Saw1400 Watt900 Watts2300 Watts
Table Saw1800 Watts2700 Watts4500 Watts
Air Compressor1600 Watts2900 Watts4500 Watts
Devices your 8000 watt generator should be able to run

What can an 8000 watt generator run at the same time?

It is unlikely that you are interested or invested in an 8000 watt generator because you just want to run a toaster when there is a power outage.

In simpler words, you likely want to run multiple appliances and tools at the same time.

Take the following steps to figure out how much an 8000 watt generator can run at once:

  1. Put all of the appliances and tools you want to run together in a list.
  2. Find out how many starting and running watts these devices need. The table above can give you a general idea but ideally, you want to check the needs of the brands you have.
  3. Add up all the amounts of running watts. If this sum is higher than the running watt potential of your 8000 watt generator, you will have to run fewer electronics at once.

After these initial steps, you can follow two different step sequences to figure out how much your 8000 watt generator can run at the same time.

Your choice will depend on how accurate you want to get and how much you mind doing the calculations.

The more detailed method that requires a bit more brain power is:

  1. Put the appliances and tools from highest starting watts to lowest.
  2. Imagine that you turn each device on starting at the top of the list. Calculate for each step whether you would overload your 8000 watt generator.
  3. If you ever go over the starting and running watts of the generator, you will have to run fewer devices.

A simpler method where you potentially leave some of the power of your 8000 watt generator unused is:

  1. Make a sum of all of the running watts on your appliances and tools list.
  2. Add the highest additional starting watts to this sum.
  3. Run fewer devices if this number is higher than 8000 watts.

One example of a combination of devices an 8000 watt generator should be able to run together is a 2-ton central air and hot water heater.

Keep in mind that you need to start these machines up in a certain order to run them successfully.

Additionally, you want to remember that these are rough estimations that could be incorrect for your specific appliances and tools.

FAQ about electronics 8000 watt generators can power

You may also wonder whether 8000 wat generators will be able to run certain specific appliances and tools.

Even if they are in the table above, it can be helpful to see these devices specified right here.

Will an 8000 watt generator run central air?

How many watts a central air system needs depends a lot on its size.

That being said, something like a 4-ton central air often needs around 5200 starting watts and 3000 running watts which means an 8000 watt generator should be able to run this.

Will an 8000 watt generator run a house?

Whether an 8000 watt generator will run a house depends on the adapters, safety precautions, and electronics inside of the house.

In simpler words, there are ways to make it so an 8000 watt generator can run a house but you may need to limit the devices you use.

Can an 8000 watt generator open a gate?

Since a gate motor typically only needs around 700 watts to function an 8000 watt generator should be able to open a gate.

Can an 8000 watt generator run an electric fence?

A rough estimation is that a 25-mile electric fence would need around 250 watts.

That means an 8000 watt generator should easily be able to run an electric fence, even bigger ones.

Will an 8000 watt generator run a well pump?

A 1/3 HP well pump will often need around 2200 starting watts which means an 8000 watt generator should be able to run this.

Will an 8000 watt generator run a hot water heater?

Hot water heaters will often “only” need around 4500 watts so an 8000 watt generator should be able to run models like this.

Keep in mind that hot water heater energy needs can still vary between brands and sizes.

Will an 8000 watt generator run a camper?

Whether an 8000 watt generator can run a camper depends on details like the adapters you have and the devices inside of the camper.

That being said, with how much power one of these offers, it is hard to imagine that an 8000 watt generator would be too small for a camper trip.

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Mats is the founder and head editor of Generator Decision. With a combination of critical thinking, tireless research, and a healthy interest in electronics he helps people find the right generators and how to use these. At this point in the journey, Mats has done research on hundreds of portable generators.