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Generator Installation
Fuel type changes where the unit can sit and what it costs to run. Surge protection is the cheapest insurance in the house, and whole-home protection works differently from a power strip.
Generator Installation in O’Fallon and across St. Charles, St. Louis, Lincoln and Warren counties.
No dispatcher and no commissioned salesman. Seventeen years in the trade, four of them on his own.
5.0 from 94 Google reviews · BBB A+ since 2022
What this work actually involves
Loads are picked deliberately: what has to run, what can wait, and what the generator can actually carry.
Nothing gets quoted off a description. The reading comes first, because a symptom has several possible causes at very different prices and only a measurement separates them.
Where a permit and an inspection are required they happen, and the site is left ready for them. One person carries the job from the first call to the final test.
When people call about this
- Electronics lost to a storm
- Outages more than once a year
- A well pump the house depends on
- A sump pump and a finished basement
Why people choose Clint for it
The diagnosis and the repair are the same person’s work, which is why the explanation you get is first-hand rather than relayed.
Five point zero from 94 Google reviews, A+ with the BBB since December 2022, and seventeen years in the trade behind it.
Where this is done
Out of O’Fallon across five jurisdictions: St. Charles County, St. Louis County, St. Louis City, and Lincoln and Warren counties. About fifty miles in any direction.
See the full service area, or the rest of our backup power work.
Deciding what stays on
The design work in backup power is choosing loads. A furnace blower, a well pump, a sump pump, the refrigerator and a few lighting circuits keep a house functioning through an outage and need far less generator than running everything.
Whole-house standby is available and costs accordingly. Picking loads deliberately is usually the difference between a system that gets installed and one that stays a quote.
Transfer switches and back-feeding
A transfer switch physically prevents the generator and the utility from ever being connected at once. That is not a formality: back-feeding energises the lines outside and endangers the crews restoring your street.
An interlock kit achieves the same thing more cheaply on many panels, by making it mechanically impossible to close the generator breaker and the main together.
Sizing it to what you actually need running
The cost difference between keeping the essentials alive and running the whole house is large, and it is decided by a list you write: furnace blower, refrigerator, well pump, sump, a few circuits of light. Added up honestly, that list is usually smaller than people expect.
Whatever the size, the transfer has to make back-feeding physically impossible, which is a transfer switch or a listed interlock, never a cord into a dryer outlet. That is the part inspectors look at and the part that protects the utility crews working the line.
What gets left behind when the work is done
A labeled panel, accessible junctions, the old parts if you want to see them, and a straight account of anything found along the way that was not part of the call.
Where something else was found, you get told what it is and whether it needs doing now, later or not at all. That third answer is a real answer and it gets used.
Why the diagnosis comes before the quote
A symptom has several possible causes with very different prices, and the only thing that separates them is a measurement. Quoting the expensive one covers the risk; quoting the cheap one and finding the expensive one mid-job is worse.
So the reading happens first, you are told what it says, and then the work is scoped to it. Where the honest answer is the small repair, that is the answer you get, even when the larger job pays better.
“Clint came out installed me a large 200 amp panel put some new dedicated lines in my basement and garage he did great clean work all inspections passed he was thorough and knowledgeable. I will have him back out again.”
Jason Holtzman · Google review
How the visit goes
- The call
What you need to keep running and how often the power goes out where you are.
- The measurement
The loads you named, added up honestly, and the panel’s capacity to feed a transfer switch or interlock.
- The finding
A size and a configuration, with the cost difference between keeping the essentials on and running the whole house made plain.
- The work
Unit sited, circuit run, transfer switch or interlock installed so back-feeding is impossible, inspected, then a walkthrough of starting and transferring with you present.
What the job includes
- Load selection: what has to run, what can wait
- Generator or inlet sized to the chosen loads
- Transfer switch or interlock so back-feeding is impossible
- Pad or mounting, and the circuit to it
- Permit and inspection where required
- A walkthrough of starting and transferring, in person
Related backup power work
Generator Installation across the metro
Where the house is changes what the work involves. The housing stock changes as you cross this metro, and so does what the job involves.
St. Louis City
St. Louis City is century brick with shared walls and basement panels that have been added to five times. Code corrections and occupancy inspections are the common call.
Lincoln County
Outages last longer this far from town, which changes the backup conversation from comfort to the pump.
Warren County
Which of those you have changes the entire conversation, so the first visit establishes what is actually there rather than assuming from the address.
County by county coverage is on the service areas page.
Questions worth asking first.
What size generator do I need?
It depends on what has to keep running. A well pump, a sump pump and a furnace need very different capacity from a whole house, and picking the loads deliberately keeps the cost sensible.
Is a transfer switch required?
Yes, for any permanent standby system. It stops the generator back-feeding the utility, which is what protects the line workers restoring your street.
Can I use a generator cord into a dryer outlet?
No. That back-feeds the utility and endangers the crews working your line. A transfer switch or a listed interlock is what makes that physically impossible.
How long have you been doing this?
Clint has seventeen years in the trade and has been running his own shop out of O’Fallon since 2022.
What do your reviews say?
5.0 from 94 Google reviews, and A+ accreditation with the BBB held since 2022. The reviews are on the reviews page with links to where each was posted.
Find out which problem you have.
Several causes, very different prices, and only a measurement separates them. Generator Installation in O’Fallon and across the metro.
Mon-Thu 8-5 · Fri 8-4 · Sat 10-3. A written note works too.

