A salt softener's control valve runs on electricity. Most units plug into a standard wall outlet through a small transformer, so the outlet is part of the install whether or not anyone plans for it. Find out what you already have before you decide who does the work. The answer determines whether this is a quick check or a job for a licensed electrician.
Check What Is There First
Walk to the spot where the softener will sit and look at the nearest outlet. Answer these questions and write the answers down:
Does the outlet work? Plug in a lamp or a plug tester. If nothing lights, the outlet is dead, and that is a repair question to settle before the softener question.
Is it grounded? A three-hole outlet with an intact ground pin is what most valve transformers expect. Two-hole outlets are common in older utility areas and need a closer look before anything is plugged in.
Is it within reach of the cord? If the transformer cord has to stretch across the floor, or the outlet is on a different wall from the valve, do not solve it with an extension cord or a power strip in a damp room. Those are the wrong fix here.
Does it share a circuit with a freezer, a sump pump, or a well pump? A shared circuit can trip, and a tripped breaker can stop the valve from regenerating on schedule. Check the panel label, or ask an electrician to tell you what shares the breaker.
Is it a GFCI outlet? Outlets in damp areas often have a reset button. If the softener trips it, the unit can lose power without an obvious sign. Note the outlet type and give it to the installer.
Work You Can Usually Do Yourself
Moving the transformer to a reachable spot, using a cord clip to hold the cord off the floor and out of the path of drain water, and plugging the valve into a working outlet are ordinary tasks for a homeowner. Keep the cord above the floor line and away from anything that could leak onto it. After power is on, confirm the display shows the correct time so regeneration runs when you expect it.
Work to Hand to an Electrician
Hire out anything that changes the wiring. That includes adding a new outlet, running a cable from another room, replacing a damaged or ungrounded receptacle, adding a GFCI where none exists, or giving the softener its own circuit. Ask for a written quote for the power work as a separate line from the softener quote, so you can see what it costs and compare it if you want a second opinion. Ask whether a permit is needed and who pulls it. Ask who checks the finished work.
Questions to Ask the Softener Installer
Ask whether the install price includes a power outlet. If it does not, ask whether they will connect the valve to a power source you provide, and what outlet location they require. Ask them to tell you in writing if the outlet is unsuitable before install day. An unsafe or missing outlet found on the day of install can leave a new unit sitting in the garage, so settle it at the quote stage.
Decide Before the Truck Arrives
Write one line for the outlet: existing and adequate, existing but needing a fix, or missing. If it is adequate, you may only need a cord clip and a label. If it needs a fix, get the electrician's quote before you book the install date. For the full sequence of steps from quote to startup, the Missouri Water Softener Buyer's Guide lays them out in order.