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Tips on how you can save energy.

Tipps, wie Du Energie sparen kannst. - Energie sparen, LED-Lampen | skapetze®

Verena W.

"Saving electricity is an important contribution to protecting the environment, reducing CO2 emissions and lowering monthly energy costs. One key area where you can save energy is lighting."

Optimize energy efficiency: How you can best save electricity



With the right choice of light bulbs and conscious use, you can make a significant contribution to energy efficiency. This article focuses on how to save electricity by using LED bulbs compared to traditional incandescent bulbs. The type of light bulb we use in our homes and offices plays a significant role in electricity consumption. Incandescent bulbs, halogen bulbs, compact fluorescent bulbs and LED bulbs are the most commonly used light bulbs. In recent years, LEDs (Light Emitting Diodes) have become increasingly popular due to their high energy efficiency and longevity.


LEDs versus incandescent lamps


LEDs (Light Emitting Diodes) are a type of solid-state light (SSL) that converts electricity directly into light. They are much more efficient than incandescent bulbs. An LED bulb uses only about one-fifth to one-third of the energy of an incandescent bulb to produce the same amount of light. They also last much longer. While a typical incandescent bulb only lasts about 1,000 to 2,000 hours, an LED bulb can last 15,000 to 50,000 hours. Given the factors mentioned above, it may not be surprising that LED bulbs are more cost-effective than incandescent bulbs in the long run. Although they are more expensive to purchase, they make up for this cost with their longer lifespan and lower energy consumption. With average use, an LED bulb can save hundreds of dollars in electricity costs over its lifetime.


" The biggest savings on lighting can be achieved by replacing incandescent bulbs and compact fluorescent lamps (CFLs) with LEDs. Not only are LEDs more energy efficient, they also last significantly longer than other types of bulbs. Also, remember to replace the lights you use most often first - this is where the biggest savings can be made. "

employee DA

Expert tip from Danielle A.

lighting designer at Skapetze

How do you read a light bulb packaging?



A light bulb packaging contains a wealth of information that can help you choose the right light bulb for your needs.


A light bulb packaging contains a lot of information that can help you choose the right light bulb for your needs.


Here are some important points to pay attention to:


Lumen Output: This measures the total amount of light a bulb produces. It is a better indicator of brightness than wattage. The higher the lumen number, the brighter the light.


Energy consumption (watts): This indicates how much electricity the bulb uses. A bulb with a lower wattage uses less energy and is therefore more efficient.


Lifespan: This indicates how long the light bulb lasts with average use. LED lamps usually have a significantly longer lifespan than other light bulbs.


Light color (Kelvin): This indicates the color temperature of the light. A lower Kelvin number means a warmer, yellower light, while a higher number means a cooler, bluer light.


Energy efficiency class: This is a rating that indicates how energy efficient the light bulb is. It is given on a scale from A++ (most efficient) to E (least efficient).


Is it worth converting a house to LED?


Converting your home to LED lighting may require some investment, but it can definitely be worth it. As mentioned, LED bulbs use much less energy and last much longer than incandescent bulbs and CFLs. This means that in the long run, you'll save money on both electricity costs and bulb replacement expenses.


Additionally, when you switch to LED, you don't have to replace all your bulbs at once. You can simply replace an incandescent or CFL bulb with an LED bulb every time it burns out. This way, you can spread the cost while still enjoying the benefits of LED lighting.


lamp holders and bases


Lamp holders and bases play a crucial role in choosing the right bulb for your lighting needs. They provide a safe and efficient electrical connection between the bulb and the fixture. There are a variety of base types, and it is important to know the right type for your specific fixture. Lamp holders can be broadly divided into three categories: screw bases, pin bases, and plug bases.


Screw bases : These are the most commonly used sockets. They allow for easy installation by simply screwing the bulb into the socket until it is secure. They come in a variety of sizes, including E27 (standard size) and E14 (candle bulb)


Pin bases : These sockets are typical for low-voltage halogen lamps or certain types of LED lamps. They have two pins that are inserted into the socket. Common sizes are G4, G9 and GY6.35.


Plug-in bases : These sockets are mainly used for fluorescent tubes or certain types of LED bulbs. They have one or two pins at each end of the bulb that plug into the socket. Make sure you choose the right socket for your light fixture. The base type is usually indicated on the bulb packaging.




Important Sockets and Their Applications - Here are some of the most common lamp sockets and where they are typically used:


E27 : This is a standard size for incandescent bulbs, many LED bulbs and some compact fluorescent bulbs. It is often used in table lamps, ceiling lights and many other household lighting fixtures.


E14 : This smaller screw socket is often found in smaller lights such as desk lamps or decorative lights.


GU10 : This socket is often used in recessed lights and spotlights. It is typical for halogen and LED lamps.


G4, G9 : These sockets are commonly used in low-voltage halogen lamps found in smaller fixtures, such as certain desk lamps or decorative lights.

Efficiency example incandescent lamp vs LED lamp


Let's look at a simple example to demonstrate the efficiency of incandescent bulbs compared to LED bulbs. Suppose you want to light a room that requires a bulb with a light output of around 800 lumens.


This is roughly equivalent to the light output of a traditional 60-watt incandescent bulb. An incandescent bulb that produces 800 lumens uses about 60 watts.


If you use this lamp for 5 hours a day, the energy consumption is: 60 watts * 5 hours = 300 watt hours or 0.3 kilowatt hours (kWh). Over a period of 30 days (one month), this is 0.3 kWh * 30 = 9 kWh.


An LED lamp, which also produces 800 lumens, only consumes about 10 watts. If used for 5 hours a day, this results in: 10 watts * 5 hours = 50 watt hours or 0.05 kilowatt hours (kWh). Over 30 days, this results in 0.05 kWh * 30 = 1.5 kWh.


Comparison : With an average electricity price of about 0.30 euros per kilowatt hour (this value varies depending on the region and provider), the monthly cost for the light bulb is: 9 kWh * 0.30 euros = 2.70 euros .


For the LED lamp, however: 1.5 kWh * 0.30 Euro = 0.45 Euro .


So in this simple example, you would save around €2.25 a month with the LED bulb. This may not sound like much, but if you extrapolate this over a year and take into account multiple bulbs in your home, the savings can be considerable. So in this simple example, you would save around €2.25 a month with the LED bulb. This may not sound like much, but if you extrapolate this over a year and take into account multiple bulbs in your home, the savings can be considerable. For example, with 10 bulbs that are used with a similar frequency, you could save €225 a year.

Other energy saving options


Motion detectors and timers: Another efficient way to save electricity is to use motion detectors and timers. Motion detectors automatically turn lights on when they detect movement in a certain area and turn them off when movement is no longer detected. They are particularly useful for outdoor lighting and rooms that are not used much. Timers, on the other hand, can be programmed to turn lights on and off at specific times. They are ideal for areas that need to be lit regularly, such as outdoor areas at night.


Smart home and connected lighting : In today's digital world, there are also more and more ways to connect lighting and thus optimize energy consumption. Smart home systems allow you to control your lighting from your smartphone or via voice commands. You can even set up complex lighting scenarios that are automatically activated at certain times or under certain conditions. This can not only help save energy, but also increases the comfort and safety in your home.


Room design and color choices : The color of the walls, floors and furniture in your home can have a big impact on the lighting you need. Lighter colors reflect light better, allowing you to get by with less lighting. Darker colors, on the other hand, absorb more light, meaning you need more lighting to achieve the same level of brightness.


Energy audit : If you are serious about saving energy and optimizing your lighting, you might consider an energy audit. This involves an expert coming to your home and analyzing how much energy you are using and where you could save energy. This may also include specific lighting recommendations. Clearly, choosing the right lighting is only part of the equation when it comes to saving energy. By making conscious choices and using technology, lighting can be made more efficient and sustainable.

Conclusion - This is how you do everything right!


Saving electricity is not only good for your wallet, but also for the environment. Using lighting efficiently plays a key role in this, as it often accounts for a significant portion of energy consumption in homes. Switching to LED bulbs is one of the most effective ways to save electricity. Although they may be more expensive to buy than traditional incandescent or compact fluorescent bulbs, they more than pay for themselves in lower electricity bills and a longer lifespan.


If you are still undecided about how you want to implement the lighting in your living room, please make an appointment with the lighting professionals at Skapetze for personal advice and the development of an individual lighting concept .


You are also welcome to visit us on site in Simbach am Inn in our lighting studio .


If you already have a concrete idea of ​​what the lights in your living room should look like, we can help you turn this idea into reality – our in-house workshop makes it possible.