To determine which landscape lighting wire size to use follow these steps.
Landscape lighting wire size. For example 142 or even 122. Wire Gauges and Sizing Most household lighting fixture as well as many appliances requires about 12- or 14-gauge wire. The first number is the gauge of wire.
Long distances that exceed 300 ft. The wire size calculator will give you a very simple and quick solution to the problem of calculating the size of wires and cables for pump applications in golf courses landscape projects and agriculture. Add all individual bulb wattage to find the total wattage per wire run.
A good rule of thumb for selecting proper wire size is determining your wattage. Add up the wattage of each light in your landscape lighting design. Then you must multiply the total wattage by 125 to adjust for loss due to cable distance.
When looking at low voltage wire or landscape lighting cable on Amazon youll see everything listed with two numbers. Associated Landscape Contractors of Colorado 2021 Awards Highlight Residential Commercial Projects. This is to prevent voltage drop.
Measure the total lengths per wire run. 475 240 160 120 100 80 8-2. Voltage Drop Equation For Landscape Lighting.
TRANSFORMER AND WIRE SIZING CALCULATIONS FOR LANDSCAPE LIGHTING Fig. 300 150 100 75 60-----10-2. Use 12 volt tap.

