Preparing Your Home's Electrical System for Winter
Fall is a natural checkpoint for your home's electrical system — before heating loads ramp up, before the holiday lighting surge, and while there's still time to address anything that needs attention. A few simple observations and questions can tell you whether your electrical setup is ready for what winter brings.
Why Fall Is the Right Time
Winter electrical demands are different from summer ones, but the underlying concern is the same: heating loads are substantial, they run often, and they arrive at the same time as holiday lighting and other added draws. For homes where the electrical system is already carrying significant load, the cumulative addition of winter heating can reveal problems that were marginal all year.
In Albuquerque, winters are generally mild — December and January lows hover around 25°F, rarely staying below freezing for extended periods. But the region does get cold spells, and the reflex when the temperature drops is to plug in space heaters, run electric blankets, and add other loads that don't typically run in the warmer months.
Addressing any electrical concerns in October or early November — before those loads come online — is more comfortable and less urgent than dealing with them in January.
Space Heaters and What They Reveal About Circuits
Portable space heaters are among the highest-draw appliances in any home. A single full-size space heater draws close to the maximum rated capacity of a standard household circuit when running at full output. Running two on the same circuit, or running one on a circuit that's already serving other loads, can push that circuit beyond its comfortable operating range.
This isn't always a problem — circuits have protective breakers that will trip if overloaded. But a circuit that trips regularly when the space heater runs is telling you something: either the circuit is overloaded, or the breaker is aging and tripping more easily than it should.
What homeowners can observe:
- Which circuits seem to trip when you run heating loads?
- Are there outlets in the rooms where you most often use space heaters, or are you using extension cords to reach?
- Has the breaker for a specific circuit ever felt warm when you've reset it?
Extension cords with space heaters are specifically worth avoiding. A space heater drawing significant current through a lightweight extension cord creates heat at the cord connections that most homeowners don't see.
Heating System Electrical Checks
Forced-air heating systems — even gas furnaces — have electrical components: a thermostat, a blower motor, ignition and control circuits. If a furnace hasn't run since last spring, the first heating calls of the fall are a de facto test of those components.
A few things to check before the cold weather arrives:
- Does the thermostat respond correctly when set above room temperature? A thermostat with dead or dying batteries, or one that's not communicating with the furnace, is a common early-fall discovery.
- When the furnace starts, does the blower run normally? Hesitation or unusual noise from the blower motor is worth having looked at before the season.
- If you have a heat pump rather than a gas furnace, the electrical demands are higher — heat pumps require a dedicated circuit and a properly sized breaker. If your heat pump hasn't been serviced in a few years, early fall is a good time to have an HVAC technician review it.
Outdoor Outlet Covers and Exterior Fixtures
Fall is a good time to walk around the exterior and check that all outdoor outlets have their weatherproof covers closed and intact. Winter moisture — even New Mexico's modest moisture — can cause problems inside outdoor boxes if covers are cracked or missing.
Exterior lights that have been running all summer are also worth a quick check: do all the bulbs work, are the fixtures secure, and are any fixtures showing signs of weathering that warrants attention?
Holiday Lighting Considerations
Few homeowners think about holiday lighting as an electrical capacity issue, but high-output lighting displays on exterior circuits — especially older circuits with several other things already on them — can trip breakers or create overload conditions. LED holiday lights draw much less power than older incandescent strings, but very large displays still add up.
If you've had circuit issues during past holiday seasons, that's useful information to bring to an electrician in the fall. The fix is usually a dedicated outdoor circuit for the display — a relatively inexpensive project that solves the problem permanently.
Ready for a Fall Electrical Check?
If any of the above prompts concern, or if you're due for a routine inspection, fall is an excellent time to schedule.
Request a quote and we'll take a look at your system before winter loads arrive.