Portable Generator Home Wattage Chart

How many watts needed generator

Power Consumption of Household Appliances

Can you guess how many watts you need to run a refrigerator + microwave?

Portable generators can be expensive — they range from $150 to $5500.

Before you decide which to buy, try to narrow down which items you’ll need to power. Once you have your list ready, add up the watts needed.

Here’s 3 charts listing power wattages:

#1.) Household Items – storms and power outages

#2.) Entertainment Items – powering electronics

#3.) Camping/RV Items – items for outdoor living


Power Consumption of Home Appliances

 Watts (running)Watts (start)
Watts to Run a Refrigerator700W2200W
Fridge (Energy Star)400W1200W
Microwave Wattage1000 - 2000W
Coffee Machine Wattage (2 cups)400 - 600W
Washing Machine Wattage1150W2300W
Window Air Conditioner Wattage (5,000 BTU)450W
Portable AC Wattage (12,000 BTU)900W
Split Heater (12k BTU)1150W
Space Heater1000W
Hot Water Heater4500W
Tower Fan (High)100W
Humidifier25W
Air Purifier (HEPA)50 - 200W
Vacuum (Corded)1200 - 1800W
MacBook (15-inch)80W
iPhone Charger5 - 12W
Hair Dryer800 - 1800W


Entertainment:

 Watts (running)Watts (start)
LCD TV (46-inch)180 - 250
Desktop Computer800
MacBook (15-inch)80
Playstation 4165
Xbox One128
iPhone Charger5 - 12
Smart Light Bulb60


RVs and Camping:

 Watts (running)Watts (start)
RV Air Conditioner8001500
RV Space Heater1000
Slow Cooker250
TV (19-inch)125
Radio5
MacBook (13-inch)60
Laptop (PC)80
iPhone5-12


Appliance Power Consumption – Conclusion:

Whether you’re looking to keep a backup power supply in case of a power outage, need it for a construction job, or for a camping trip — modern portable generators can be a good investment.

A good, durable generator should be able to last 4+ years.


Generator Related Posts:

Top 10 Generac Portable Generators
Top 6 Best Honda Generators

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