Planning For Low Voltage Garden Lighting

With recent quality improvements in low voltagealong a cable the voltage will drop because of the
outdoor lighting system components it is now easierresistance of the wire and there may not be enough
than ever to set up your own garden or walkwayvoltage left at the end of a long cable to properly
lighting system. With the right components and setuppower the last lights on the cable. Having the option
you can save by doing it yourself and still get aof increasing the voltage to 15 or 20 volts gives you
quality long lasting lighting system.the flexibility to make sure that all the lights are
You will need four basic components for the lightinggetting enough power. 10 to 15 feet total cable
setup; a transformer, the cables, the fixtures for thelength is pretty much the limit with a single tap 12
lamps and the lamps themselves. You can purchasevolt transformer however with a transformer running
the items separately but it is also very common toat 22 volts you can often have several 100 feet of
find kits available at your local hardware store thatcable.
have all the items you need included.The cables for low voltage lighting are usually 10 or
The transformer for these lighting systems converts12 gauge wire. Don't use thinner wires. The voltage
standard 120 volt house current to a moredrop will be too much. If you have lots of lights or a
manageable 12 to 22 volts. You will want to mount itlong cable run go with the thicker 10 gauge cable.
in a safe out of the way location like a garage or toolBecause this is low voltage you can run the cables on
shed that has a standard grounded 120 volt electricalthe ground if they are well out of the way or in a
outlet you can dedicate to the lighting system.shallow covered trench. This is a huge advantage
Lighting transformers come in a variety of sizes andover 120 volt systems that require conduit buried
you will need one big enough to handle the numberdeep in the ground.
and wattage of the light bulbs it will be powering. TheThere are lots of do it yourself quick connectors to
electrical cables will also consume a small amount ofconnect your light fixtures to the cable but most of
the power so go a little over size with thethem are not going to last very long. The best way
transformer. For example if the total of all the lampsto connect to the cable is to do it the way an
in the lighting system is 200 watts get a transformerelectrician would do it. Use a wire nut connector sized
approximately 250 to 300 watts in power. You don'tfor the cable you use and seal it with silicon.
want to overload the transformer.The light fixtures and lights you can get for a low
It is strongly recommended that you consider gettingvoltage lighting system come in an almost endless
what is called a multi-tap transformer if your cablevariety of styles, shapes and price ranges. So look
run is going to be more than 10 or 15 feet in length.around at all the different fixture options and have
This type of transformer allows you to increase thefun knowing that the rest of your setup can handle
voltage output by connecting to a higher voltage tapthe load for many years to come.
coming out of the transformer. As electricity runs