⭐
Airstream Services

Whole-Home Generator Installation In Franklin, TN

Storm rolls through, the street goes dark, and you spend the next two days moving food to a cooler. A standby generator turns that into a few seconds of flicker. We size it honestly — usually smaller than you were quoted elsewhere.

✓ Real Load Calculation ✓ Permit & Inspection Handled ✓ Natural Gas Or Propane ✓ Licensed & Insured Electricians
Franklin Standby Power

Backup Power That Starts Without You

Middle Tennessee does not lose power gently. Spring brings straight-line winds that drop limbs across the lines along Hillsboro Road and Del Rio Pike, summer thunderstorms knock out single streets at a time, and every few winters an ice event takes out whole neighborhoods for days. The outage itself is rarely the problem — the problem is that nobody is home when it starts.

That is the difference between a portable generator and a standby unit. A portable needs someone in the driveway with extension cords and a fuel can. A standby unit sits on a pad, senses the outage through an automatic transfer switch, starts itself, and carries the circuits you chose until utility power comes back. You find out it happened from the clocks.

  • Load calculation first, so the unit is sized to your house and not upsold
  • Automatic transfer switch tied into your existing panel
  • Whole-home coverage, or essential circuits only if that is the smarter spend
  • Pad, gas line and electrical run planned before we quote a number
  • Permit pulled, inspection met, and the startup done with you there
Want the full sitewide breakdown of units, sizing and pricing? See our Whole-Home Generator Installation service page, and if you are still deciding whether standby is worth it at all, this walks through costs, benefits and what to expect before you spend anything. If you only lose power once a year, a portable setup may genuinely be enough.
Two technicians standing beside a Generac standby generator in a residential setting, emphasizing the importance of generator maintenance for power outages. Generac Standby Units
Where Homeowners Start

Three Versions Of The Same Question

Whole home Generac generator installed outside a house, showcasing reliable backup power solution for homeowners in Middle Tennessee. Man standing beside a Generac whole-home generator installation in a residential setting, showcasing reliable backup power solutions for homeowners in Middle Tennessee. Airstream Services electrician working on residential electrical equipment Airstream Services van in Franklin, TN, providing HVAC, electric, and plumbing services.
Sizing

Sized From A Load Calculation, Not A Guess

The single most common way homeowners overspend on backup power is buying capacity they will never draw. Square footage is a poor proxy. What matters is the simultaneous load — what is actually running at the same moment during an outage in July versus one in January.

A two-story home in Fieldstone Farms with two air conditioning systems has a very different peak than the same size house with one. So we measure instead of estimating, then show you two numbers: what whole-home coverage costs, and what essential-circuits coverage costs. Plenty of families look at both and choose the smaller one deliberately, and that is a perfectly good outcome.

CoverageWhat it carriesWho it suits
Essential circuitsFurnace or air handler, refrigerator, well pump, internet, key outlets and lightingMost homes, honestly — the lowest cost route to never losing the furnace or the fridge
Essential plus one ACThe above, plus one air conditioning systemFamilies who care most about summer outages but do not need both systems running
Whole homeEverything, both AC systems included, no thinking about it during an outageLarger homes in Westhaven or Ladd Park, or anyone working from home who cannot gamble
Whole home with load managementEverything, with smart shedding so a smaller unit still covers the houseHomes wanting full coverage without stepping up to the largest unit — often the best value
Airstream Services electrician working inside a residential electrical panel Load Calculation
The Panel Question

Where Franklin Installs Get Complicated

A standby generator does not connect to your house in the abstract — it connects through an automatic transfer switch, and that switch has to physically land at your panel. This is where the age of the housing stock in Franklin actually matters.

Homes around Downtown Franklin, the Historic District and the older streets off Columbia Avenue frequently still run 100-amp service with a full panel and no spare breaker space. That does not stop the project, but it means a service or panel upgrade is part of the honest quote rather than a surprise on install day. Newer subdivisions — Westhaven, McKay's Mill, Ladd Park, Sullivan Farms — are typically 200-amp with room to work, and those installs are clean.

We check this on the first visit. If your panel needs attention first, we would rather tell you at the quote stage than after the unit is on the pad. Our write-up on panel upgrades in Franklin covers what that work involves, and the Franklin electrician hub lists everything else we do locally.

  • Panel and service capacity confirmed before anything is ordered
  • Transfer switch location planned around your meter and panel positions
  • Sub-panel added where a managed-circuits setup is the better answer
  • Whole-home surge protection fitted at the same time where it makes sense
Airstream Services electrician performing residential electrical work Panels & Transfer Switches
The Process

What The Two Days Actually Look Like

Nobody enjoys open-ended projects, so here is the shape of it. The assessment and load calculation happen on the first visit. Once you approve a fixed scope, we pull the permit — City of Franklin for in-city addresses, Williamson County for unincorporated ones — and order the unit.

On site, the pad goes in, the gas line is run and pressure tested, the transfer switch is tied into the panel, and the generator is set and connected. There is one planned power interruption while the switch goes in, and we tell you roughly when. Then we run a live startup test with you standing there, so you have actually seen it work before we leave.

  • 1 Assessment and load calculation at your house, with both coverage options priced
  • 2 Fixed-scope quote covering unit, pad, gas, transfer switch, electrical and permit
  • 3 Permit pulled with the correct jurisdiction for your address
  • 4 Pad set, gas run and pressure tested, transfer switch installed
  • 5 Inspection met, live startup test witnessed, maintenance schedule explained
One thing worth saying plainly: a generator that is never serviced is a generator that will not start. The battery is the usual culprit. Annual generator maintenance is genuinely the difference between owning backup power and owning a large metal box.
Airstream Services technician on a residential service visit Startup & Handover
Related Services

Everything Else Our Franklin Electricians Handle

Local Knowledge

Generators Across Franklin

Where a house sits in Franklin changes the job. Addresses on the rural west and south sides — out past Carters Creek Pike and the lanes off Southall Road — often have no natural gas service at all, so those are propane installs and the tank sizing becomes part of the conversation. In-town addresses near Main Street and the Historic District usually have gas but the tightest panel constraints and the least room for a pad.

Cool Springs sits differently again: a lot of what we install on that side of Franklin, out toward Carothers Parkway, is light commercial rather than residential, where the priority is keeping servers, refrigeration and card systems alive rather than the whole building. We handle that through our commercial electrical side.

📍 37064 📍 37067 📍 37069
Team of Airstream Services HVAC professionals posing outdoors with service vehicles, showcasing expertise in heating and cooling solutions for Murfreesboro properties. Franklin & Williamson County
🏠

Local, Family-Owned

Our Franklin office is on Oak Meadow Drive — neighbors, not a call center.

🧰

More Than Electrical

The same team handles your HVAC and plumbing.

💬

Flat-Rate Pricing

You approve the number before work starts. Financing on larger jobs.

⭐

Trusted Locally

Read our reviews and see why Franklin families call us back.

🛡️

Licensed & Insured

Background-checked electricians, and we clean up the work area before leaving.

Airstream Services owners and family in Murfreesboro, TN, providing local HVAC and home comfort solutions.

Meet The Owners

Your Trusted Local Electricians In Franklin

Airstream Services was built on a simple idea — treat people right, do the job the right way, and stand behind your work. As a locally owned company serving Franklin and Middle Tennessee, we take pride in building long-term relationships with the people and communities we serve.

Backup power is an easy thing to oversell. A bigger unit is a bigger invoice, so our job on these calls is to run the load calculation and tell you the truth about what you need — even when the honest answer is a smaller generator, or a portable setup, or nothing at all this year.

At the end of the day, this company is about more than services — it is about creating a higher standard and being a team you can trust whenever you need us.

Service Area

Standby Generators Across Middle Tennessee

Franklin is our home base, but the same crews install standby generators across Williamson County and the surrounding towns. If you are outside Franklin, start with your own city page.

Helpful Resources

Backup Power Reading

Questions

Generator Installation FAQs

The unit is only part of it. Cost is driven by the size you actually need, whether your panel can accept an automatic transfer switch as-is, how far the pad sits from the meter and the panel, and whether you are running natural gas or propane. We do a load calculation first and then quote a fixed number covering the unit, the pad, the transfer switch, the gas work and the permit, so there is no second conversation about extras.
It depends on what you want running, not on the square footage. A whole-home unit carries everything including both air conditioners; an essential-circuits setup carries the furnace or air handler, the refrigerator, well pump, internet, a few outlets and some lighting for noticeably less money. We size from a real load calculation on your panel, and in most Franklin homes the honest answer is smaller than people expect.
Yes. A standby generator involves both electrical and gas work, so it is permitted and inspected. If your address is inside Franklin city limits the permit goes through the City of Franklin; addresses in unincorporated Williamson County go through the county. We pull the permit and meet the inspector — you do not need to chase it.
Older homes around Downtown Franklin and the Historic District are the ones to watch, because a 100-amp panel with no spare space often needs to be addressed before a transfer switch can go in. Newer builds in Westhaven, Ladd Park and McKay's Mill are usually 200-amp with room to work. We check this on the first visit rather than discovering it on installation day.
If you already have a natural gas meter, use it: there is no tank to own, refill or monitor, and the generator can run indefinitely. If your address has no gas service, propane is the answer and we size the tank to the runtime you want. Plenty of homes on the rural west and south sides of Williamson County fall into the propane category.
Most residential installs are one to two days on site once the permit is in hand and the unit has arrived. The pad, the gas run, the transfer switch and the panel work are the bulk of it. There is a short planned power interruption while the transfer switch is tied in, and we tell you in advance roughly when that will be.
That is the whole point of a standby unit. The automatic transfer switch senses the outage, starts the generator and moves your house onto generator power in a matter of seconds, then switches back and shuts down when utility power returns. You do not need to be home, which is the real difference between this and a portable generator.
Yes, and this is where backup power quietly fails. The unit runs a brief self-test on a schedule, but oil, filters, plugs and the battery still need annual attention — a battery is the single most common reason a generator does not start during an outage. We cover that under generator maintenance.
Schedule A Generator Assessment

Tired Of Losing Power In Franklin?

Book an assessment online in under a minute, or call and talk to someone local. We run the load calculation first and price both coverage options, so you can see what you actually need.

Icons representing HVAC, plumbing, and electrical services, highlighting air conditioning, water management, and electrical solutions relevant to Airstream Services in Murfreesboro, TN.

Thank You
For Joining!

We’ll be in touch shortly to finish setting up you VIP Plan! 

Thank you for submitting!

We’ll be in touch shortly to schedule your free on-site estimate. Wanna speed up the process? Call to get your estimate scheduled today!

Get Your Free Gift

Book Today & Choose Your Complimentary Service OR Free Dispatch Fee

New Booking Form

  • Pick a Service
  • Type of Help
  • Problem
  • Details
  • Address
  • About You
  • Date

Choose Service

What do you need help with?

Book with Early bird VIP savings!

Book with Early Bird VIP Savings

Join Our Vip Plan

Book Today w/ Early Bird Savings

Airstream Services technician smiling and giving a thumbs up from the driver's seat of a branded service van, set in a residential area.

STEVEN BLACK

Chief Operating Officer

Meet Steven, a proud Murfreesboro resident and devoted family man. Married to his wonderful wife, Steven is a loving father to his adorable daughter. Their household also includes two playful dogs and one curious cat, making for a lively home!

Before joining our team, Steven served in the Air Force for an impressive 9 years. When he’s not working, you’ll likely find him casting a line at his favorite fishing spot or strumming a tune on his guitar. A big fan of “The Office,” Steven never misses an episode.

If he had to choose one meal for the rest of his life, pizza would be his top pick. Two exciting items on Steven’s bucket list are skydiving and traveling the world. With his adventurous spirit and dedication, Steven brings a unique energy to our team!