Shop portable generator sizing guide

Sponsored
About our ads
$599.99
$699.99
Powerhorse Portable Generator With Electric Start, 7000 Watts
Northern Tool
1
Free shipping
14% off
$599.99
$699.99
Powerhorse Portable Generator With Electric Start, 7000 Watts
Northern Tool
1
$579.99
Champion 3500-Watt Dual Fuel RV Ready Portable Generator With CO Shield®
Northern Tool
1
Free shipping
$579.99
Champion 3500-Watt Dual Fuel RV Ready Portable Generator With CO Shield®
Northern Tool
1
$1,169.00
Generac 8063 GP9500TF 12500/9500 Watt Electric Start Tri-Fuel Portable Generator W/ Cosense, Wheel And Handle Kit Included, 49ST
Northern Tool
36
$1,169.00
Generac 8063 GP9500TF 12500/9500 Watt Electric Start Tri-Fuel Portable Generator W/ Cosense, Wheel And Handle Kit Included, 49ST
Northern Tool
36
$650.99
Champion 2500-Watt Dual Fuel Portable Inverter Generator With Quiet Technology And CO Shield®
Northern Tool
112
Free shipping
$650.99
Champion 2500-Watt Dual Fuel Portable Inverter Generator With Quiet Technology And CO Shield®
Northern Tool
112
$21,999.00
Kohler 38RCLC - 38Kw Emergency Standby Power Generator (120/240V Single-Phase)
Electric Generators Direct
$21,999.00
Kohler 38RCLC - 38Kw Emergency Standby Power Generator (120/240V Single-Phase)
Electric Generators Direct
$1,199.00
Honda EU2200ITAN1 2200-Watt 120-Volt Companion Super Quiet Portable Inverter Generator With CO-Minder - 49-State
Amazon.com
817
Free shipping
$1,199.00
Honda EU2200ITAN1 2200-Watt 120-Volt Companion Super Quiet Portable Inverter Generator With CO-Minder - 49-State
Amazon.com
817
$2,700.00
Winco 10Kw Portable Electric Generator W10000VE
Victory Construction Products LLC
$2,700.00
Winco 10Kw Portable Electric Generator W10000VE
Victory Construction Products LLC
$1,018.03
Generac 10,000 Starting Watt Portable Gas Generator - Electric Start - Home Backup Or RV Ready - Heavy Duty Frame - Quiet, Long Runtime, Emergency
Amazon.com
187
Free shipping
$1,018.03
Generac 10,000 Starting Watt Portable Gas Generator - Electric Start - Home Backup Or RV Ready - Heavy Duty Frame - Quiet, Long Runtime, Emergency
Amazon.com
187
$999.00
$1,499.00
Duromax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV &
Amazon.com
3K+
Free shipping
33% off
$999.00
$1,499.00
Duromax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV &
Amazon.com
3K+
$27,199.00
Kohler 60RCLB - 60Kw Emergency Standby Power Generator (120/240V Single-Phase)
Electric Generators Direct
$27,199.00
Kohler 60RCLB - 60Kw Emergency Standby Power Generator (120/240V Single-Phase)
Electric Generators Direct
$349.00
Westinghouse Recoil Start 4650 / 3600 -Watt Gasoline Single Fuel Portable Generator Rubber | WGEN3600CV
Lowe's
4K+
$349.00
Westinghouse Recoil Start 4650 / 3600 -Watt Gasoline Single Fuel Portable Generator Rubber | WGEN3600CV
Lowe's
4K+
$699.00
Kobalt 49 State 6830 / 5500 -Watt Gasoline/Liquid Propane Dual Fuel Portable Generator | KPG0100
Lowe's
81
$699.00
Kobalt 49 State 6830 / 5500 -Watt Gasoline/Liquid Propane Dual Fuel Portable Generator | KPG0100
Lowe's
81
$529.00
Westinghouse Recoil Start 6600 / 5300 -Watt Gasoline Single Fuel Portable Generator Rubber | WGEN5300CV
Lowe's
5K+
$529.00
Westinghouse Recoil Start 6600 / 5300 -Watt Gasoline Single Fuel Portable Generator Rubber | WGEN5300CV
Lowe's
5K+
$5,999.00
Generac 70422 22Kw Guardian Generator With Wi-Fi
AP Electric & Generators
2K+
Free shipping
$5,999.00
Generac 70422 22Kw Guardian Generator With Wi-Fi
AP Electric & Generators
2K+
$535.20
Super Quiet 4800/4000-Watt Lightweight Electric Start RV-Ready Gas-Powered Portable Inverter Generator, CO Watchdog
Home Depot
5
Free shipping
$535.20
Super Quiet 4800/4000-Watt Lightweight Electric Start RV-Ready Gas-Powered Portable Inverter Generator, CO Watchdog
Home Depot
5
$2,595.00
Champion 100199 8.5Kw Generator
AP Electric & Generators
Free shipping
$2,595.00
Champion 100199 8.5Kw Generator
AP Electric & Generators
Free shipping
$2,499.00
Duromax HXT Portable Generator With Electric Start, Gasoline/LP/Natural Gas, 10500 Rated Watts, XP13000HXT
Global Industrial
2K+
$2,499.00
Duromax HXT Portable Generator With Electric Start, Gasoline/LP/Natural Gas, 10500 Rated Watts, XP13000HXT
Global Industrial
2K+
$1,359.00
12500/9500-Watt Tri-Fuel Portable Generator, Easy-To-Use Electric Start, Wheel And Handle Kit Included
Home Depot
1
$1,359.00
12500/9500-Watt Tri-Fuel Portable Generator, Easy-To-Use Electric Start, Wheel And Handle Kit Included
Home Depot
1
$2,499.99
Simpson 7000W Industrial Portable Generator, Honda GX390 Engine, Electric Start, Black, 70055
Global Industrial
$2,499.99
Simpson 7000W Industrial Portable Generator, Honda GX390 Engine, Electric Start, Black, 70055
Global Industrial
$1,090.00
Winco 3Kw Portable Electric Generator WT3000H
Victory Construction Products LLC
$1,090.00
Winco 3Kw Portable Electric Generator WT3000H
Victory Construction Products LLC
$299.00
Generac GP3600 3600W/4500W Portable CARB Gas Generator Manufacturer RFB 7678R
FactoryPure
1K+
$299.00
Generac GP3600 3600W/4500W Portable CARB Gas Generator Manufacturer RFB 7678R
FactoryPure
1K+
$5,032.33
$5,788.00
Winco Portable Generator - WL12000HE-03/D, 10800 Watt, 20 HP Honda, 50 Amp Receptacle
Absolute Generators
13% off
$5,032.33
$5,788.00
Winco Portable Generator - WL12000HE-03/D, 10800 Watt, 20 HP Honda, 50 Amp Receptacle
Absolute Generators
$5,851.12
$6,729.00
Winco Portable Diesel Generator - W6010KE-4, 5 Kw, 9.1 HP Kohler, 3-Phase, 120/208V
Absolute Generators
13% off
$5,851.12
$6,729.00
Winco Portable Diesel Generator - W6010KE-4, 5 Kw, 9.1 HP Kohler, 3-Phase, 120/208V
Absolute Generators
$379.97
Champion Power Equipment 3550W Weekender Portable Generator With CO Shield
Cabela's
$379.97
Champion Power Equipment 3550W Weekender Portable Generator With CO Shield
Cabela's
$379.95
$739.00
Global Industrial Portable Generator W/ Electric/Recoil Start, Gasoline, 3000 Rated Watts
Global Industrial
48% off
$379.95
$739.00
Global Industrial Portable Generator W/ Electric/Recoil Start, Gasoline, 3000 Rated Watts
Global Industrial
$1,100.00
Generac Portable Generator - 8,000 Rated Watts, Orange - ULINE
Uline
$1,100.00
Generac Portable Generator - 8,000 Rated Watts, Orange - ULINE
Uline
$5,166.00
Cummins RS17A 17Kw Quiet Connect Generator
AP Electric & Generators
Free shipping
$5,166.00
Cummins RS17A 17Kw Quiet Connect Generator
AP Electric & Generators
Free shipping
$579.00
$810.60
Duromax 5500 Watt Dual Fuel Gasoline/Propane Portable Generator
Home Improvement Supply
1K+
Free shipping
28% off
$579.00
$810.60
Duromax 5500 Watt Dual Fuel Gasoline/Propane Portable Generator
Home Improvement Supply
1K+
$799.00
Durostar DS13000MX 13,000W/10,500W 500Cc Electric Start Dual Fuel Portable Generator W/ CO Alert
Electric Generator Depot
81
Free shipping
$799.00
Durostar DS13000MX 13,000W/10,500W 500Cc Electric Start Dual Fuel Portable Generator W/ CO Alert
Electric Generator Depot
81
$825.15
$990.18
Duromax DS13000MX Dual Fuel Portable Generator
Home Improvement Supply
81
Free shipping
16% off
$825.15
$990.18
Duromax DS13000MX Dual Fuel Portable Generator
Home Improvement Supply
81
$777.99
VEVOR Portable Generator 9625W Peak Watt Home Generator Backup Generators For Home With Foldable Handle Electric Start Gas Powered Co Sensor Rv &
VEVOR
$777.99
VEVOR Portable Generator 9625W Peak Watt Home Generator Backup Generators For Home With Foldable Handle Electric Start Gas Powered Co Sensor Rv &
VEVOR
$1,299.00
12000/9500-Watt Electric Start Gasoline And Propane Powered Dual Fuel Portable Generator With CO Shield
Home Depot
543
$1,299.00
12000/9500-Watt Electric Start Gasoline And Propane Powered Dual Fuel Portable Generator With CO Shield
Home Depot
543
$87.98
$123.17
6600-Watt 13Hp GAS Powered Portable Generator With Recoil Start
efazzac
28% off
$87.98
$123.17
6600-Watt 13Hp GAS Powered Portable Generator With Recoil Start
efazzac
$69.89
$90.86
Westinghouse Wgen3600v Portable Generator
efazzac
23% off
$69.89
$90.86
Westinghouse Wgen3600v Portable Generator
efazzac
$820.90
Champion Power Equipment Portable Generator: Conventional, Gasoline, 5,500 W Running, 120/240V AC Model: 201299
Grainger
31
$820.90
Champion Power Equipment Portable Generator: Conventional, Gasoline, 5,500 W Running, 120/240V AC Model: 201299
Grainger
31
$750.00
Winco 3Kw Portable Electric Generator W3000H Commercial
Victory Construction Products LLC
$750.00
Winco 3Kw Portable Electric Generator W3000H Commercial
Victory Construction Products LLC
Portable Generator Guide: Choosing The Right Gen For Your Needs (Cummins, Generac, Honda)
5:51
Find in video from 0:00Introduction to Portable Generators
Portable Generator Guide: Choosing The Right Gen For Your Needs (C…
4.8K viewsMar 8, 2023
YouTubeGenerator Mart
The Ultimate Guide to Choosing the Right Generator Size
0:31
The Ultimate Guide to Choosing the Right Generator Size
2 views4 months ago
YouTubeR & T Yoder Electric, Plumbing & HVAC Inc.
Generator Sizing for Home Backup Power Explained
3:19
Generator Sizing for Home Backup Power Explained
5 views1 month ago
YouTubeBESA Research
What Size Generator Do I Need For My Home? | Teague Electric
3:15
Find in video from 01:06Portable Generators Explained
What Size Generator Do I Need For My Home? | Teague Electric
32.6K viewsDec 27, 2023
YouTubeTeague Electric Construction, Inc.
How We Size Your Generator Correctly | Generator Supercenter
0:32
How We Size Your Generator Correctly | Generator Supercenter
203 views8 months ago
YouTubeGenerator Supercenter
What Size Generator Do I Need?
3:26
Find in video from 00:22Determining the Appropriate Size Generator
What Size Generator Do I Need?
75.4K viewsJul 15, 2014
YouTubePowers Guaranteed Services
How to calculate Generator size for load
1:45
How to calculate Generator size for load
341 views5 months ago
YouTubeWhiteWatt
0:52
Generator Sizing Mistakes to Avoid ⚡ | Find the Right Size with DuroMax
288 views3 months ago
YouTubeDuroMax Power Equipment
Choosing the Right Size Generator
Feb 23, 2020
HOMEDEPOT
2:12
Electrical Concepts -1 How to size a Generator
3.9K viewsNov 6, 2017
YouTubeTech E Master
4:18
Find in video from 00:01Introduction to Sizing a Standby Generator
How to Size a Standby Electric Generator
88.6K viewsMay 26, 2020
YouTubePower Equipment Direct
1:46
What Size Generator Do You ACTUALLY Need
12 views7 months ago
YouTubeSimpler Facts Media
3:18
How To Calculate Generator Wattage To Avoid Overload?
37 views1 month ago
YouTubeMan vs. Disaster
Stumped on What Size Generator You Need? Here's Expert Advice o…
4 months ago
popularmechanics.com
4:54
What Size GENERATOR Do I Need To POWER My House? SIMPLE!
265K viewsNov 29, 2023
YouTubeTOOLMAN TIM'S WORKSHOP
4:11
Find in video from 0:00Introduction to Portable Generators
Portable Generators - Ultimate Buying Guide - Champion Power …
13.6K viewsMar 23, 2023
YouTubeChampion Power Equipment
12:13
How To Choose The RIGHT Portable Power Station for YOU!
7K views3 months ago
YouTubeThe Old Jarhead
44:20
Find in video from 01:00Buying a Cheaper Generator
What Size Generator is Best for the Home
13.5K viewsNov 4, 2024
YouTubeSavage Prepping
22:18
Diesel Generator Design Calculations: A Complete Guide fo…
3.3K viewsNov 9, 2024
YouTubeEngineering Master
6:34
Find in video from 00:20Accessing the Gem Sizer Tool
How To Calculate the House Electric Load Using Generator Sizing Tool
29.3K viewsMar 11, 2014
YouTubeAssurance Power Systems
12:14
Find Out Why The Right RV Generator Size Depends On How …
3.8K viewsNov 20, 2024
YouTubeRV Inspection And Care
3:59
Find in video from 00:24How does a solar generator work?
Sizing Guide: What Size Solar Generator Do I Need?
334 viewsAug 19, 2023
YouTubeSolar Paradise
0:41
What size generator do I need for an average home
504 viewsMay 6, 2024
YouTubeGenerator Supercenter
25:53
Find in video from 0:00Intro of What Should You Know Before Installing a Generator? Whole Home or Critical Loads?
What Should You Know Before Installing a Generator? Whole Ho…
76.6K viewsSep 2, 2024
YouTubeElectrician U
6:37
The 5 Best Portable Inverter Generators of 2025 | Don't buy unt…
20.2K views7 months ago
YouTubeTools Log
1:03:42
Find in video from 17:01Geometer Sizing and Capacity Curve
GENERATOR RATING & SIZING CALCULATION (BASE & MOTOR …
5.9K viewsApr 24, 2022
YouTubeAMP POWER SYSTEM
23:13
Find in video from 0:00Introduction to Home Generators
What Size Generator for Home
420.4K viewsSep 17, 2017
YouTubeHow To with Doc
10:15
Best Portable Generators 2025 - The Only 5 You Should Consider Today
18K views11 months ago
YouTubeClarify & Review Hub
28:06
Find in video from 0:00Introduction to Generators
Generators Explained: Sizing // Power Ratings // Inverter Generators
19.8K viewsMar 23, 2021
YouTubeSolar Solution
8:07
Generator Load Calculator – Quick & Accurate Sizing!
655 views9 months ago
YouTubeJarek Wityk
See more videos
Static thumbnail place holder

Shop portable generator sizing guide

Sponsored
About our ads
$599.99
$699.99
Powerhorse Portable Generator With Electric Start, 7000 Watts
Northern Tool
1
Free shipping
14% off
$599.99
$699.99
Powerhorse Portable Generator With Electric Start, 7000 Watts
Northern Tool
1
$579.99
Champion 3500-Watt Dual Fuel RV Ready Portable Generator With CO Shield®
Northern Tool
1
Free shipping
$579.99
Champion 3500-Watt Dual Fuel RV Ready Portable Generator With CO Shield®
Northern Tool
1
$1,169.00
Generac 8063 GP9500TF 12500/9500 Watt Electric Start Tri-Fuel Portable Generator W/ Cosense, Wheel And Handle Kit Included, 49ST
Northern Tool
36
$1,169.00
Generac 8063 GP9500TF 12500/9500 Watt Electric Start Tri-Fuel Portable Generator W/ Cosense, Wheel And Handle Kit Included, 49ST
Northern Tool
36
$650.99
Champion 2500-Watt Dual Fuel Portable Inverter Generator With Quiet Technology And CO Shield®
Northern Tool
112
Free shipping
$650.99
Champion 2500-Watt Dual Fuel Portable Inverter Generator With Quiet Technology And CO Shield®
Northern Tool
112
$21,999.00
Kohler 38RCLC - 38Kw Emergency Standby Power Generator (120/240V Single-Phase)
Electric Generators Direct
$21,999.00
Kohler 38RCLC - 38Kw Emergency Standby Power Generator (120/240V Single-Phase)
Electric Generators Direct
$1,199.00
Honda EU2200ITAN1 2200-Watt 120-Volt Companion Super Quiet Portable Inverter Generator With CO-Minder - 49-State
Amazon.com
817
Free shipping
$1,199.00
Honda EU2200ITAN1 2200-Watt 120-Volt Companion Super Quiet Portable Inverter Generator With CO-Minder - 49-State
Amazon.com
817
$2,700.00
Winco 10Kw Portable Electric Generator W10000VE
Victory Construction Products LLC
$2,700.00
Winco 10Kw Portable Electric Generator W10000VE
Victory Construction Products LLC
$1,018.03
Generac 10,000 Starting Watt Portable Gas Generator - Electric Start - Home Backup Or RV Ready - Heavy Duty Frame - Quiet, Long Runtime, Emergency
Amazon.com
187
Free shipping
$1,018.03
Generac 10,000 Starting Watt Portable Gas Generator - Electric Start - Home Backup Or RV Ready - Heavy Duty Frame - Quiet, Long Runtime, Emergency
Amazon.com
187
$999.00
$1,499.00
Duromax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV &
Amazon.com
3K+
Free shipping
33% off
$999.00
$1,499.00
Duromax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV &
Amazon.com
3K+
$27,199.00
Kohler 60RCLB - 60Kw Emergency Standby Power Generator (120/240V Single-Phase)
Electric Generators Direct
$27,199.00
Kohler 60RCLB - 60Kw Emergency Standby Power Generator (120/240V Single-Phase)
Electric Generators Direct
$349.00
Westinghouse Recoil Start 4650 / 3600 -Watt Gasoline Single Fuel Portable Generator Rubber | WGEN3600CV
Lowe's
4K+
$349.00
Westinghouse Recoil Start 4650 / 3600 -Watt Gasoline Single Fuel Portable Generator Rubber | WGEN3600CV
Lowe's
4K+
$699.00
Kobalt 49 State 6830 / 5500 -Watt Gasoline/Liquid Propane Dual Fuel Portable Generator | KPG0100
Lowe's
81
$699.00
Kobalt 49 State 6830 / 5500 -Watt Gasoline/Liquid Propane Dual Fuel Portable Generator | KPG0100
Lowe's
81
$529.00
Westinghouse Recoil Start 6600 / 5300 -Watt Gasoline Single Fuel Portable Generator Rubber | WGEN5300CV
Lowe's
5K+
$529.00
Westinghouse Recoil Start 6600 / 5300 -Watt Gasoline Single Fuel Portable Generator Rubber | WGEN5300CV
Lowe's
5K+
$5,999.00
Generac 70422 22Kw Guardian Generator With Wi-Fi
AP Electric & Generators
2K+
Free shipping
$5,999.00
Generac 70422 22Kw Guardian Generator With Wi-Fi
AP Electric & Generators
2K+
$535.20
Super Quiet 4800/4000-Watt Lightweight Electric Start RV-Ready Gas-Powered Portable Inverter Generator, CO Watchdog
Home Depot
5
Free shipping
$535.20
Super Quiet 4800/4000-Watt Lightweight Electric Start RV-Ready Gas-Powered Portable Inverter Generator, CO Watchdog
Home Depot
5
$2,595.00
Champion 100199 8.5Kw Generator
AP Electric & Generators
Free shipping
$2,595.00
Champion 100199 8.5Kw Generator
AP Electric & Generators
Free shipping
$2,499.00
Duromax HXT Portable Generator With Electric Start, Gasoline/LP/Natural Gas, 10500 Rated Watts, XP13000HXT
Global Industrial
2K+
$2,499.00
Duromax HXT Portable Generator With Electric Start, Gasoline/LP/Natural Gas, 10500 Rated Watts, XP13000HXT
Global Industrial
2K+
$1,359.00
12500/9500-Watt Tri-Fuel Portable Generator, Easy-To-Use Electric Start, Wheel And Handle Kit Included
Home Depot
1
$1,359.00
12500/9500-Watt Tri-Fuel Portable Generator, Easy-To-Use Electric Start, Wheel And Handle Kit Included
Home Depot
1