Backup Generators

Home generators explained: portable, inverter, dual fuel and standby models, sizing, transfer switches, interlock kits, fuel, maintenance and carbon monoxide safety.

Fresh motor oil being poured into an engine Backup Generators

Generator Maintenance: A Simple Schedule That Keeps It Ready

A practical generator maintenance schedule for portable and standby generators: monthly exercise, oil and filter service, fuel care, storage, storm-season checks and when to call a technician.

Updated · 11 min read

Bright kitchen with a stainless steel refrigerator and range Backup Generators

What Size Generator Do I Need? A Step-by-Step Sizing Guide

A practical, step-by-step method to work out what size generator your home needs, with running and starting watts explained, worked examples, a wattage table and common mistakes.

Updated · 10 min read

Rows of red propane cylinders Backup Generators

Dual Fuel Generator: Gasoline vs. Propane for Home Backup

How a dual fuel generator works, how gasoline and propane compare for output, runtime, storage and cost, how to switch fuels safely, and who benefits most from fuel flexibility.

Updated · 11 min read

Two technicians working on a red portable generator outdoors Backup Generators

Inverter Generator: What It Is and When Your Home Needs One

How an inverter generator works, why its power is cleaner and quieter, how it compares with conventional portable generators, how to size one and when it is the right choice for home backup.

Updated · 11 min read