For truly great energy efficiency try using low-voltage LED bulbs.
Can you use led bulbs in low voltage lighting. These retrofit lamps should operate from your existing transformers. To figure out this problem you can easily identify it by looking at the bulbs and checking to see if they are pegs versus pins. It was easier to create a 12VAC transformer than it was to create a DC transformer which made it useful in old systems.
In that case you should buy a bulb labelled 12 volts 12V. The difference in voltage needed for lowering the light output is very small. Wattage for the existing socket.
If they are low voltage pins its a bit more complicated. Can you use LED and incandescent bulbs in the same fixture. If you have decided to install a low voltage system you will need to choose whether you want to install incandescent fixtures or LED fixtures.
In fact you can save up to 80 percent of your typical energy costs when you use LED lights for your landscape lighting. This voltage drop will increase with current but only by 01-02V you can normally ignore this effect. Illuminate pathways flower beds trees fences patios driveways and doorways.
However low voltage halogen light bulbs can be a little tricky. Low voltage lighting is more energy-efficient but it requires low voltage bulbs to work. Option 1 - Retrofit an MR16 LED.
You can even light up the. Low Voltage Landscape Lights. Yes you can re-use the existing wire in and to the post for low voltage provided that the LED wattage is lower than the max.

