Buying & installation
Understand the project before the sales appointment.
Sizing, fuel, transfer switches, site conditions, permits and installation details can materially change both generator choice and total project cost.
Whole-house generator cost in 2026
Start with the installed price, compare current manufacturer MSRP and project adders, then build a transparent planning range with the cost estimator.
Open guideFind a generator installer near you
Use official manufacturer dealer networks, then compare site survey, permits, fuel work, transfer equipment and complete installed scope before hiring.
Open guideBest whole-house generators
Five current standby-generator shortlists by use case, comparing fuel-specific output, ATS packaging, monitoring, warranty and local-service fit.
Open guideGenerac vs KOHLER
Compare current model output, fuel-specific ratings, transfer-switch packaging, monitoring, warranty language and dealer support without relying on brand stereotypes.
Open guideGenerator installation
What happens from load assessment and placement through transfer design, permitting, startup and homeowner handoff—and what to ask when quotes disagree.
Open guideLoad-based generator sizing guide
Running load, motor starting, HVAC, fuel-specific output, load management and how to question an apparently oversized quote—not square footage alone.
Open guideGenerator load estimator
Build a rough running-load plan without pretending a generic multiplier can choose the final generator for you.
Open guidePropane vs natural gas
Compare utility-gas capacity, propane storage, cold weather, fuel-specific output and local operating-cost factors before choosing a fuel.
Open guide