Portable Generator Wattage Chart - Lowe's Home Improvement

Wattage Worksheet

The more watts your portable generator produces, the more items you can power at the same time. The wattage reference chart below contains examples of what you can power with a portable generator. Use the chart and the following steps to help you determine how powerful your portable generator should be.

HOW MUCH POWER DO YOU NEED? Sizing a portable generator is easy. Check out this sample:

1CHOOSE WHICH DEVICES YOU WANT TO POWER AT THE SAME TIME.

2 RECORD AND ADD THE RUNNING WATTS LISTED FOR EACH DEVICE THAT YOU NEED TO POWER.

3 RECORD THE STARTING WATTS LISTED FOR EACH DEVICE.

4 SELECT THE ONE DEVICE WITH THE HIGHEST STARTING WATTS. ADD THAT NUMBER TO THE TOTAL RUNNING WATTS TO DETERMINE THE TOTAL WATTAGE REQUIREMENT.

Example

DEVICE

Refrigerator Sump Pump Belt Sander Air Compressor - 1/2 HP Total

RUNNING WATTS

700 1050 1200 1000

3950 +

ADDITIONAL STARTING WATTS

2200

2150

2400

2000

2400 =

GENERATOR SIZE

Minimum starting watts for your needs

6350 Starting watts

With this example you need a generator that produces at least 3950 Running Watts and 6350 Starting Watts.

Your Power Needs

TOOL OR APPLIANCE

1. 2. 3. 4. 5. 6. 7.

+

=

0203920 04/2017

RUNNING WATTS

ADDITIONAL STARTING WATTS

Total Running Watts Highest Starting Watts Total Wattage Requirement

JOBSITE & CONSTRUCTION

GENERAL PURPOSE & EMERGENCY BACKUP

RECREATION & CAMPING

AM/FM Radio Box Fan Cell Phone Battery Charger Inflator Pump RV Air Conditioner (13,500 BTU) Coffee Maker Computer with a 17" Monitor Microwave - 1000 Watts Refrigerator/Freezer Sump Pump ? HP Television - 27" Space Heater Window AC - 12,000 BTU Humidifier Air Compressor - 1 HP Airless Paint Sprayer - 1/3 HP Belt Sander - 3" Bench Grinder - 8" Circular Saw - 7-?" Hand Drill - ?" Miter Saw - 10" Quartz Halogen Work Light Reciprocating Saw Table Saw, 10"

ESTIMATED RUNNING

WATTS

100

ADDITIONAL STARTING WATTS

-

100

-

25

-

50

150

700

1500

1000

-

800

-

1000

-

700

2200

1050

2150

500

-

1800

-

3250

3950

175

-

1400

3600

600

1200

1200

2400

1400

1100

1400

2300

600

900

1800

3300

1000

-

960

-

2000

2000

*Watts listed are approximate. Check your appliance for actual requirements. Total wattage requirements assumes intermittent starting of devices.

Reorder #

G225540

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