Updated: 22 August 2026 la 17:29. Articolul a fost revizuit pentru a reflecta informațiile disponibile la această dată.
Your bill does not rise only because you used more electricity. Sometimes the difference comes from an appliance that is constantly drawing power, a water heater set too high or a contract you have not reviewed for a long time. If you are wondering how to lower your energy bill, start with something simple: find out what you use, when you use it and what you can change without turning your home into a building site.
For a family, a few dozen extra kWh a month can be hard to notice at home, but they show up immediately on the bill. The good news is that the most effective measures are not necessarily the most expensive. The order matters: first stop waste, then adjust habits, and only then decide whether an investment is worthwhile.
How to lower your energy bill: start with the bill and meter
The first check takes a few minutes. Compare your last three or six bills and look at consumption in kWh, not just the final amount due. The bill can also vary because of the contract price, taxes, adjustments or estimated consumption, but the number of kWh shows most clearly whether the household has used more electricity.
Also read your meter, especially if the bill is based on an estimate. Submitting a self-reading, where your supplier allows it, reduces the risk of an unwelcome adjustment after several months. Record the meter reading on the same day each month. After two or three months, you will more easily see whether an apparently small change—an electric heater, using a tumble dryer more often or a new freezer—has pushed consumption up.
It is also worth checking your supply contract. The energy price, contract period and terms for changes are all details that can affect your budget. Do not automatically choose the lowest offer displayed: look at the final price, contract length, any special conditions and how you will be informed about changes. A good offer on paper should remain clear after the first bill.
Identify the appliances that use the most electricity
As a rule, a charger left plugged in is not the main cause of a high bill. Standby consumption exists and is worth reducing, but the biggest impact usually comes from appliances that produce heat or cold: the electric water heater, air conditioner, electric heaters, oven, hob, tumble dryer, dishwasher, refrigerator and freezer.
A plug-in electricity meter can be useful for appliances with a standard plug. Connect it between the socket and the appliance, then monitor consumption over several hours or days. It cannot measure equipment wired directly into the electrical system, but it is enough to uncover, for example, an old refrigerator that switches on too often or a television with accessories that use electricity unnecessarily at night.
For large appliances, monitor their behaviour. A refrigerator needs ventilation space at the back and should not be placed right next to a heat source. Its door seal must close properly, and excessively low temperature settings increase consumption without providing a real food-safety benefit. If you notice a large build-up of ice in the freezer, defrosting it can help it operate more efficiently.
To complement the information above, you can also read How Heatwaves Affect the Body at High Temperatures, an article that explores an aspect directly related to this topic.
With an electric water heater, a very high temperature means greater heat loss and faster limescale build-up. The right setting depends on the model, the number of people and household habits, but the idea is simple: do not constantly heat more water than you use. If you are away for several days, check the appliance manual and use economy or away mode, if available.
Adjust heating and cooling without losing comfort
This is often where the largest share of an all-electric household’s consumption is decided. An electric heater used as a permanent solution can become expensive, especially in a room with draughty windows or cold walls. Before buying another heater, check for heat loss: window seals, the front door, the roller-shutter box, areas around pipes and gaps between the frame and the wall.
In winter, do not heat every room equally if it is not in use. Close doors between spaces, air rooms briefly and effectively rather than leaving a window tilted open for hours, and do not cover heat sources with clothes or furniture. If you use an air conditioner for heating, cleaning its filters and choosing a steady temperature will help it work better than repeatedly switching it on and off at extreme settings.
In summer, an air conditioner can use much less electricity if you block heat before it enters the home. Blinds, blackout curtains, roller shutters and airing the home early in the morning or in the evening are affordable measures. Setting a reasonable temperature reduces both consumption and the discomfort caused by the large difference between indoors and outdoors.
Change the routine for major appliances
Washing machines and dishwashers have eco programmes that take longer but often use less energy because they heat water more slowly and to lower temperatures. Use them when they are sufficiently full, without overloading them. A short programme is not automatically the cheapest: speed can require more energy.
A tumble dryer is convenient, but it is worth saving for days when you really need it. If you use it frequently, clean the filter after every cycle and do not put in very wet laundry. An efficient spin cycle in the washing machine shortens drying time, but it should be chosen according to the fabric.
In the kitchen, put a lid on the pot, choose cookware that matches the size of the hob ring and avoid preheating the oven for a long time unless the recipe requires it. For small portions, a more compact appliance may make sense. However, do not buy new appliances just for the promise of savings: an extra product at home may end up being used rarely, without offsetting its purchase cost.
Stop invisible consumption, but do not overstate its impact
A television, games console, router, printer, speakers and chargers left permanently connected can add standby consumption. A power strip with a switch is a simple solution for the entertainment area or home office. Completely switch off equipment that does not need to remain active overnight.
There are exceptions, however. A router may be needed for security systems, cameras, sensors or remote work. Refrigerators, heating boilers, medical equipment and protective devices should not be unplugged for a small saving. A useful rule is to switch off anything that has no real purpose while you are asleep, away or not at home.
LED bulbs are among the easiest replacements, especially in rooms where lights are on for many hours. You do not have to replace them all in one day. Start with old bulbs in the kitchen, bathroom, hallway or office, where they are used for longer.
When larger investments are worthwhile
If your home has significant heat loss, insulation, more efficient windows or upgrading the heating system can have a greater impact than replacing all your appliances. But these decisions require calculations, comparing offers and an assessment of the building—not just advertisements claiming percentage savings.
For appliances, look at the declared annual consumption and how they are actually used. A new appliance may be more efficient, but hastily replacing a working one does not always pay for itself quickly. It becomes more justified when the old appliance is faulty, has clearly high consumption or no longer meets the family’s needs.
Solar panels can reduce costs in certain circumstances, but they are not an automatic solution for every household. Roof orientation, shading, daytime consumption, the initial investment and the rules in force at the time of installation all matter. Before undertaking a major project, reducing consumption through simple measures also shows what system size would make sense.
The best savings do not come from one spectacular action, but from monitoring your bill every month and keeping two or three changes in your routine. This week, choose one major electricity user, measure or check it, then track the result at the next meter reading.
