How much does a standby generator cost in New Hampshire?

Start with what you actually need running

A generator sized for the whole house needs more capacity, and often a larger transfer arrangement, than one that covers heat, well, refrigeration, and a few lights. A portable inlet with an interlock or manual transfer switch is a different project again. It usually means less to install and more work during an outage. Settle whole-home vs essential circuits, sizing, and standby vs portable before you compare installs, or every quote is answering a different question.

Then look at the run, the fuel, and the panel

How far the pad sits from the electrical panel sets trench length, conduit, and how the feeder reaches the transfer equipment. Natural gas needs a correctly sized supply. Propane needs tank placement and piping. The transfer switch rating, a full panel, or a service that cannot carry the loads you want on backup can add panel or service work to the same estimate. When that work is required, it comes from the load calculation up front, not as a surprise mid-install.

Lakes Region sites change the labor

Ledge, grade, a detached garage, a lower-level panel, and a seasonal schedule change the job even when the equipment matches a year-round house inland. Lake houses around Lake Winnipesaukee and Squam Lake see this often. The concrete pad, local permits and inspection, and startup with warranty registration on a Generac or KOHLER unit we install close the scope. We are a certified installer for Generac air-cooled and liquid-cooled systems and KOHLER air-cooled systems. What happens during an install walks through the sequence.

This page explains cost factors. It is for education only. It is not a rate card, a quote, or a market price table. Request a written estimate for the number that applies to your project.