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Home
About Us
- Service Areas
- Financing
- Testimonials
- Gallery
- Careers
- Blog
- FAQ
Services
Commercial
Residential
Contact
Portal Login

Get The Help You Need Now 801-386-7331

Text Us At 801-698-2970

Generator Calculator

Generator Calculator

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JP Electrical’s Generator Wattage Calculator

Quickly calculate the ideal generator size for your home, job site, or RV.
Not sure what size generator you need? Just select the appliances or tools you plan to run, and our calculator will estimate the total wattage required, helping you choose the right size generator to keep your power running smoothly.
What will you be using your generator for?*
- Home: Backup Power or Primary Home Power
- Job: Construction, Contractor, Agricultural, etc
- Travel: RV, Camping, Tailgating, etc

What is the size of your home in square feet?*
- Under 1,000 square feet
- 1,000 - 2,000 square feet
- 2,000 - 3,000 square feet
- Over 3,000 square feet
What are you looking to power?
Home Essentials Group*
- Refrigerator
- Freezer
- Sump Pump
- Furnace Fan
- Window A/C Unit
- Central A/C
- Electric Water Heater
- Well Pump
- Lights (Indoor)
- Lights (Outdoor)
- Wi-Fi Router
- Security System
- Garage Door Opener
Kitchen Appliances*
- Microwave
- Coffee Maker
- Electric Stove
- Dishwasher
- Toaster
Electronics*
- Laptop
- TV
- Game Console
- Desktop Computer
Additional Items
Additional Item
Wattage
Starting (Surge) Watts
Additional Item
Wattage
Starting (Surge) Watts
Additional Item
Wattage
Starting (Surge) Watts
How frequently do you experience power outages?*
- Rarely (Once a year or less)
- Occasionally (A few times per year)
- Seasonally (During storms or specific months)
- Frequently (Monthly or more often)
- Very Frequently (Weekly or ongoing issues)
Do you want to DIY or would you rather call a professional?*
- I would like a professional to come out and help me
- I would like to do this DIY if I can
Do you have a dedicated space for your generator?*
- Yes
- No
What is your estimated budget?
Please note: Some appliances require extra power when starting. We calculate both to help you choose a generator that won’t overload. *The wattage values provided in this calculator are estimates based on typical households. Actual power requirements may vary depending on the make, model, age, and efficiency of your appliances or tools. Always consult your equipment’s user manual or a licensed electrician for the most accurate power ratings before selecting a generator.

Job
What are you looking to power?
- Circular Saw (7 ¼")
- Table Saw
- Miter Saw
- Air Compressor (1 HP)
- Air Compressor (3 HP)
- Power Drill (1/2")
- Reciprocating Saw
- Hammer Drill
- Concrete Mixer
- Job Site Lighting (LED)
- Belt Sander
- Battery Charger
- Heater (Electric, 1.5 kW)
- Water Pump (1 HP)
- Small Generator (to power larger tools)
Additional Items
Additional Item
Wattage
Starting (Surge) Watts
Additional Item
Wattage
Starting (Surge) Watts
Additional Item
Wattage
Starting (Surge) Watts
How frequently do you experience power outages?*
- Rarely (Once a year or less)
- Occasionally (A few times per year)
- Seasonally (During storms or specific months)
- Frequently (Monthly or more often)
- Very Frequently (Weekly or ongoing issues)
Do you have a dedicated space for your generator?*
- Yes
- No
What is your estimated budget?
Please note: Some appliances require extra power when starting. We calculate both to help you choose a generator that won’t overload. *The wattage values provided in this calculator are estimates based on typical job sites. Actual power requirements may vary depending on the make, model, age, and efficiency of your appliances or tools. Always consult your equipment’s user manual or a licensed electrician for

Travel
Camping*
- Electric Cooler
- RV A/C (13,500 BTU)
- RV Fridge
- RV Water Pump
- Electric Grill / Griddle
- Portable Heater (Ceramic)
- Camp Lighting (LED string)
- Coffee Maker (Single-Serve)
Tailgating*
- Mini Fridge
- Blender
- Flat-Screen TV (LED)
- Speakers / PA System
- Satellite Dish / Receiver
- Phone Chargers
- Electric Smoker
Entertainment*
- Laptop
- Game Console
- Projector
- Inflatable Fan / Air Blower
Additional Items
Additional Item
Wattage
Starting (Surge) Watts
Additional Item
Wattage
Starting (Surge) Watts
Additional Item
Wattage
Starting (Surge) Watts
Do you have a dedicated space for your generator?*
- Yes
- No
What is your estimated budget?
Recommended: Small Portable Generator

Great for powering a few essentials...

Recommended: Standard Portable Generator

Perfect for running multiple appliances...

Recommended: Standard Portable Generator

Perfect for running multiple appliances...

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