Whole-House Generator Installation in Henderson County

Whole-House Generator Installation

A whole-house generator backs up your entire home, not just a handful of circuits. When the power drops, the whole panel transfers to generator power: heat and air, the well and septic pumps, the water heater, the kitchen, the office, and every outlet — automatically, within seconds. For Henderson County homes that lose power to ice and storms several times a year, and that depend on a well and septic pump for water, a whole-house unit is the difference between an outage you barely notice and one that empties your fridge and leaves you hauling water. We size, install, and commission whole-house standby generators across Henderson County, on propane or natural gas. We do a full load calculation so the unit can actually carry the entire home, wire in a service-rated automatic transfer switch, and set it all up to code so it runs the way it should when a tree takes down the line at two in the morning.

What "whole-house" really means

A whole-house system is sized and wired to carry your entire electrical panel, so during an outage your home runs essentially as it does on a normal day — central heat and air, both pumps, the water heater, the range, and every outlet. That is different from an "essentials" install that backs up only selected circuits. We will be straight about which one fits your home and budget, but if you want the lights-never-flicker experience, whole-house is what delivers it.

Sizing for a mountain home with a well and septic

Whole-house sizing here has to account for the big loads that matter most when the grid is down: a well pump that draws hard on startup, a septic or lift pump, and electric heat or heat-pump backup strips that pull serious wattage in a cold snap. We calculate those real-world startup and running loads — not just a nameplate total — so the generator does not stumble when the well kicks on during a winter outage. That is exactly where an undersized unit fails homeowners.

What’s included

• Backs up the entire electrical panel, not just selected circuits
• Load calculation sized for well-pump and heat-strip startup surges
• Service-rated automatic transfer switch for whole-home transfer
• Propane or natural-gas units for days of unattended runtime
• Keeps water, wastewater, heat, and the full home running through an outage
• Permitted, inspected, and commissioned to manufacturer spec