Home / St. Charles County / St. Peters
Electrician in St. Peters
St. Peters is a regular run out of O’Fallon, MO. Older homes and newer appliances is the recurring combination around here.
Serving St. Peters, MO and the rest of St. Charles County.
Owner-operated. Licensed, bonded and insured, with workers compensation coverage.
5.0 from 94 Google reviews · BBB A+
What the houses here need
St. Peters sits in St. Charles County, which means 1990s and 2000s subdivisions, which means services sized before EV chargers and finished basements existed.
That shapes the work. Clint measures before he quotes, tells you what the reading says, and fixes the thing that is actually wrong. If the service is fine and one circuit is overloaded, you hear that.
Permits are pulled where St. Peters and St. Charles County require them, and the work is left ready for inspection. Requirements genuinely differ between municipalities here, which is worth knowing before a closing.
What changes when a house is being sold
Closings are where electrical problems become expensive, because an inspector’s written item turns into a negotiating position with a deadline attached. The items that come up around St. Peters are consistent: missing equipment grounds at two-prong outlets, protection absent in wet locations, panel labeling, and obsolete or over-stuffed panels.
Working from the written list keeps that short. Each item gets corrected, permitted where St. Peters requires it, re-inspected, and documented for the closing file rather than cleared verbally.
Older houses and newer appliances
The recurring combination around St. Peters is a house wired for the loads of its decade now running a heat pump, an induction range, a finished basement and a car charger. Nothing in the walls failed; the demand changed.
That is a measurement problem rather than a guess. The load gets calculated against the service, and the answer is frequently load management or one new circuit rather than the service upgrade people brace for.
Storms, outages and backup power
Summer storms through this part of Missouri take lines down, and the backup power conversation in St. Peters is usually about a short list rather than the whole house: the furnace blower, the refrigerator, a sump or well pump, some lighting.
Written down and added up honestly, that list is smaller and cheaper than running everything. Whichever size is chosen, the transfer has to make back-feeding the utility physically impossible, which means a transfer switch or a listed interlock.
Getting a straight answer about urgency
Some things in St. Peters move to the front of the day and some genuinely wait. Heat or a burning smell at a panel or an outlet, visible arcing, water in electrical equipment, or losing power to half the house: those are now.
A breaker that has tripped once, a dead outlet, a fixture that flickers: those can be scheduled. You get told which category you are in rather than being sold urgency.
What a service call in {city} actually costs you in time
The honest variable is not the hourly rate, it is whether the job needs a utility disconnect or a permit office. A device, a breaker or a circuit addition is usually a single visit. A service change means coordinating Ameren for the disconnect and a municipal inspection, which puts it on a scheduled day.
Knowing which one you have before anything is booked is most of the value of the first phone call, and it is why the symptom matters more than the guess at the cause.
Grounding, which most older {city} houses are short on
An equipment ground gives fault current a path back so a breaker can see it and trip. Two-prong outlets have none, and a three-prong outlet retrofitted onto two-wire cable has the appearance of one without the function, which is worse because it reads as safe.
That gets tested rather than assumed, because a ground that is not connected looks exactly like one that is. Where a ground is missing, the correction is either a real one or GFCI protection with the outlet labeled as the code allows, and you are told which applies.
Why one circuit keeps tripping and the rest never do
A breaker that trips repeatedly on one circuit in a St. Peters home is reporting something real, and there are only a few possibilities: more connected load than the circuit carries, a fault at a termination, a shared neutral, or a failing breaker. Those have very different prices.
Measuring the circuit’s draw under actual use separates the first from the rest in a few minutes, and dividing the circuit finds a fault without replacing anything on a hope.
“Infinity came out for same day service after an electric line had been cut in my yard. He was able to locate and correct it very quickly, eliminating any risk of injury or additional power outage.”
Melissa Johnson · Google review
What gets done in St. Peters
- Capacity and equipment
Load calculations, service upgrades, sub-panels and service entrance repairs.
- Intermittent problems
The ones that come and go, which is where dividing the circuit beats guessing.
- Documentation
Inspections, code items and the paperwork a closing or an insurer asks for.
- EV and HVAC circuits
Charging, heat pumps, mini-splits and condenser circuits, sized for continuous duty.
- Devices and fittings
Outlets, switches, fans and fixtures, with box fill and protection checked.
- Generators
Sizing from a load list, then a transfer arrangement the inspector signs off.
Work done in St. Peters
Nearby towns
Clint covers the whole county out of O’Fallon. The housing stock shifts across these towns, and so does what an inspector looks at first.
Every service is listed on the services page, the rest of the area on St. Charles County, and finished work in the gallery. To book, pick a day.
Questions worth asking first.
Can a rewire be done in stages?
Yes, zone by zone with the house powered throughout and each stage inspected before the next. That is usually how an occupied house is done.
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.
Will the power be off all day?
A panel change means the service is off while the work happens, usually most of a working day. You will be told the window before the day starts, and the utility and inspection timing are arranged around it.
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.
Who actually shows up?
Clint Ehman. Infinity Electric is owner-operated, so the person who answers the phone is the person who measures your panel and pulls the permit. There is no dispatcher and no commissioned salesman.
Electrical work in St. Peters.
Call and describe the symptom. You will get a reading and a straight answer about what it means.
Mon-Thu 8-5 · Fri 8-4 · Sat 10-3. If a message suits you better, there is a form.

