If you are going to do landscape lighting in a large yard you need heavy gage wire and 10 gage fills the bill.
10 gauge landscape lighting wire. Most low-voltage landscape lighting wire comes in two different sizes. A Watt is a measurement of. Low voltage landscape wiring or electrical cable comes in several numerical gauges or sizes.
The gauge number determines the thickness of the wire. The higher the gauge the thinner the wire and vice versa. 10 gauge 2 conductors Direct Burial Cable is made of special UV and weather-resistant material that will withstand years of above and underground outdoor exposure.
This is usually indicated as a number and a dash and then another number. One leg has raised ridges for polarity. For example 12-2 or 122.
This wire seems to be just what I wanted. Low voltage 12 gauge and 14 gauge wire and low voltage connectors for your outdoor landscape lighting system needs. 12 and 16 gauge.
Most household lighting fixture as well as many appliances requires about 12- or 14-gauge wire. Type GPT GXL SXL TXL. Although not as common as some other methods the T method brings your home run wire to the middle fixture first then Ts off in both directions.
10 Gauge Wire - iGreely 30 FT Red 30 FT Black 10 Gauge Tinned Copper Electrical Wire Cable for Solar Panel Car Audio Automotive Trailer Marine Harness Wiring 10AWG 30Ft 48 out of 5 stars 177 3399 33. Have a voltmeter on hand to help anticipate voltage drop especially in systems with more than 10 lights or for systems with wire runs longer than 100 feet. Each zone gets its own wire going directly back into the transformer.

