7 Benefits of a Whole-Home Generator in Milwaukee

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HVAC
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Home Generator Benefits | Milwaukee, WI | Burkhardt

Wisconsin homeowners have a complicated relationship with the power grid. Winter storms, summer thunderstorms, and aging infrastructure mean that outages here are not rare inconveniences — they are seasonal events. If you have been through a polar vortex winter, sat through a Memorial Day storm, or watched your basement sump pump go silent during a heavy rain, you already understand the stakes.

This guide explains why an increasing number of Milwaukee-area homeowners are choosing to install a permanent, whole-home standby generator — and what you need to know before calling for a quote.


Why Wisconsin Needs Backup Power More Than Most States

Southeast Wisconsin gets hit from both directions. Summer brings fast-moving thunderstorms capable of downing trees and snapping utility poles — just as the Memorial Day 2023 storm left thousands of We Energies customers without power for multiple days. Winter brings ice storms, high winds, and polar vortex events that push temperatures to -20°F or lower with wind chills near -50°F.

During the January 2019 polar vortex, wind chills in Waukesha reached -55°F and thousands of We Energies customers lost power at exactly the moment they needed it most. The older grid infrastructure on Milwaukee's East Side and North Shore is particularly vulnerable — large urban trees grow close to overhead lines, and many neighborhoods were wired decades ago.

A power outage at 75°F is an inconvenience. A power outage at -15°F in Wisconsin is a potential emergency.


7 Benefits of a Whole-Home Generator

1. It Starts Automatically — No Action Required

A standby generator monitors grid power continuously. The moment the utility signal drops, the transfer switch activates and the generator starts — typically within 10 to 20 seconds. You do not have to go outside, pull a cord, run extension cords, or make any decisions. At 2 a.m. during a January ice storm, that automation is worth a great deal.

Portable generators require you to physically go outside, set up the unit, connect extension cords, and manually switch circuits. In sub-zero weather or a dangerous storm, that is a real barrier — and one that many homeowners simply do not overcome in time.

2. Your Pipes Stay Warm

This is the most underappreciated risk for Wisconsin homeowners. When the heat shuts off during a cold snap, pipes in exterior walls, crawl spaces, and garages begin to lose temperature rapidly. At 20°F or below, uninsulated pipes can freeze in as little as 3 to 6 hours. Even insulated pipes become vulnerable after 6 to 12 hours at temperatures near 20°F.

A single burst pipe can cause $5,000 to $70,000 or more in water damage depending on where it fails and how long it goes undetected. A whole-home generator keeps the furnace running, eliminating this risk entirely. For Milwaukee homeowners with older homes or pipes running along exterior walls, this benefit alone often justifies the installation cost.

3. Your Sump Pump Keeps Running

Heavy rain and power outages in Wisconsin frequently arrive together. Thunderstorms strong enough to knock out power lines are exactly the storms producing the most runoff. Without power, your sump pump stops. Within hours, a finished basement can take on several inches of water.

Basement flooding claims average $4,000 to $10,000 in remediation costs, not counting personal property losses or mold remediation if the water sits for more than 24 hours. A generator keeps the sump pump running through the entire storm — which is precisely when it is needed most.

4. Your Food Does Not Spoil

The USDA advises discarding refrigerated food that has been above 40°F for more than two hours. In a prolonged outage, that means emptying both the refrigerator and freezer. For an average household, a full restocking runs $400 to $800 or more depending on what was in the freezer.

Homeowners insurance sometimes covers food loss, but limits are typically $500 and require the outage cause to be a covered peril. A generator makes the question moot — the refrigerator never warms up.

5. Heating and Cooling Continue Uninterrupted

Modern gas furnaces require electricity to operate. The circuit board, igniter, blower motor, and thermostat all need power. A power outage in January does not just shut off your lights — it shuts off your heat, even if you have gas service.

The same applies in summer. Extended heat waves combined with outages are increasingly common across the Midwest. For households with elderly residents, young children, or anyone with heat-sensitive health conditions, maintaining air conditioning during a summer outage is not a comfort issue — it is a safety issue.

6. Medical Equipment, Home Offices, and Critical Devices Stay On

CPAP and BiPAP machines, home oxygen concentrators, refrigerated medications, and infusion equipment all require uninterrupted power. For households with medically dependent members, the risk calculus shifts immediately.

For remote workers — now a significant share of Milwaukee-area households — an overnight outage can mean missed deadlines, dropped client calls, and lost billable time. A generator turns that risk into a non-issue.

7. Your Home's Value Increases

Professionally installed standby generators consistently add 3% to 5% to residential resale value according to appraisal industry data. In a competitive Milwaukee market, it is also a differentiating feature during listing — particularly for buyers who have experienced outages in the neighborhood or understand the area's storm history.

On a $350,000 home, a $10,000 generator installation can return $10,500 to $17,500 in added value — in addition to every year of functional protection you receive while you own it.


Permanent Standby Generator vs. Portable Generator

Both types generate power, but they serve fundamentally different needs.

Feature Standby Generator Portable Generator
Output 8 to 22 kW 3 to 8 kW
Fuel Natural gas or LP (auto-fed) Gasoline (manual refueling)
Startup Automatic, 10-20 seconds Manual
Installed cost $7,500 – $15,000 $400 – $1,500
Circuits covered Whole house or essential circuits Selected devices via extension cords
Outdoor exposure required None Yes

For Wisconsin homeowners, the outdoor exposure issue is critical. Portable generators must be operated outside — at a safe distance from windows and doors to prevent carbon monoxide entry. During a polar vortex event or an overnight ice storm, going outside to set up and refuel a portable generator is not just inconvenient. Ice-covered surfaces, sub-zero wind chills, and darkness make it genuinely hazardous. Many homeowners who own portable generators report never using them because of these conditions.

A standby generator requires nothing from you. It does its job whether you are home or away, awake or asleep.


Sizing the Right Generator for Your Home

Generator size is measured in kilowatts (kW) and should match the loads you need to cover.

8 to 10 kW — Essential circuits: Powers the furnace, sump pump, refrigerator, lighting, and select outlets. Does not run central air conditioning simultaneously. A focused option for homes with gas appliances.

14 to 16 kW — Whole-house comfort: Covers all essential systems plus central air conditioning and most appliances. The most common choice for Milwaukee-area homes under 2,500 square feet.

18 to 22 kW — Larger homes and full comfort: Handles larger homes, homes with electric heat, multiple HVAC zones, or higher electrical demand. Recommended for homes above 3,000 square feet or households with significant continuous loads.

A Burkhardt technician will conduct a load assessment during the site survey to recommend the correct size. Oversizing wastes money; undersizing leaves circuits unprotected during a long outage. Getting this right is one reason professional installation matters.


Burkhardt Installs Generac — Milwaukee's Most Common Choice

Generac is the leading standby generator brand in North America for practical reasons: parts availability, broad dealer network, and a product line engineered specifically for residential use. Generac units run on natural gas or LP, integrate with automatic transfer switches, and include remote monitoring through the Mobile Link app.

Burkhardt Heating, Cooling, Plumbing & Electric is an authorized Generac dealer serving Milwaukee and the surrounding suburbs. Local dealer status means warranty service, replacement parts, and startup support are handled regionally — not through a national call center.

For more information on generator installation in the Milwaukee area, visit our generator installation page. For general electrical questions alongside your generator project, see our electrical repair services.


The Installation Process

A whole-home generator installation involves several coordinated steps:

  1. Site survey: A technician evaluates your panel, gas line access, and generator placement.
  2. Equipment selection: Generator size and transfer switch type are confirmed based on the load assessment.
  3. Gas line work: A natural gas or LP supply line is run to the generator, sized for its fuel demand.
  4. Electrical work: The automatic transfer switch is installed at the main panel, ensuring the generator and utility power cannot operate simultaneously.
  5. Permits and inspections: All permits are pulled before work begins; a city or county inspection is completed before activation.
  6. Startup and testing: The system is commissioned and exercise mode is configured.

From site survey to final startup, the process typically takes one to three weeks depending on permit timelines. Planning ahead of storm season means you are not waiting when outages are most likely.


Cost Factors and Financing

Whole-home generator installations in the Milwaukee area typically range from $7,500 to $15,000 installed, depending on:

  • Generator size (kW output)
  • Fuel type (natural gas vs. LP — LP requires a tank)
  • Distance from the gas line to the generator location
  • Electrical panel configuration and transfer switch type
  • Any required trenching or site preparation

Burkhardt offers financing through GreenSky, allowing qualified homeowners to spread the cost over time with monthly payment options. A generator is a long-term capital improvement — most units carry 5-year warranties and operational lifespans of 15 to 20 years with proper maintenance.

The site survey is free — no two installations are identical, and accurate pricing requires an on-site evaluation.


Maintenance: What to Expect After Installation

A Generac standby generator is a mechanical system that runs on an engine. Like any engine, it requires periodic maintenance:

  • Weekly exercise mode: The generator is configured to run under load for a brief period each week — typically 12 minutes. This keeps the engine lubricated, charges the battery, and confirms the system is ready. It runs automatically; you do not need to be home.
  • Annual service: Oil and filter changes, spark plug inspection, battery check, coolant check (on liquid-cooled units), and full operational test. This is similar to an annual furnace tune-up.
  • Load bank testing: Periodic full-load testing confirms the generator can handle the actual demand of your home under real conditions.

Burkhardt offers annual maintenance plans for generator systems. Keeping service current is also a condition of most manufacturer warranties.


Ready to Protect Your Home? Call Burkhardt.

Power outages in Milwaukee are not a question of if — they are a question of when and how long. A permanently installed whole-home generator removes the uncertainty, protects your home's mechanical systems, and ensures your family is never left without heat, running water protection, or the equipment they depend on.

Call Burkhardt Heating, Cooling, Plumbing & Electric at (414) 355-5520 to schedule a free site assessment. Our team serves Milwaukee and the surrounding suburbs as an authorized Generac dealer, and we handle every step from permit to startup.


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