The answer to 'how much to replace generator' is that the cost to replace a home generator can vary widely, typically ranging from $3,000 to $15,000 or more. The exact cost depends on several key factors, including the size and type of generator, the complexity of the installation, and any necessary electrical work or permits.
Larger, whole-home generators at the higher end of the range tend to be more powerful (15-20 kW) and require more extensive installation, including a concrete pad, transfer switch, and potentially upgrading the home's electrical service. Smaller, portable generators on the lower end (3-12 kW) are generally less expensive and simpler to install. The brand, features, and any additional accessories will also impact the final cost.