Low Voltage Landscape Lighting Transformers

Power & parts

Transformers

Pick the size by adding up the watts. Keep the total under 80% of the rating.

Which size

Transformer	Usable (80%)	3 W path lights
100 W (reference only)	80 W	26
200 W	160 W	53
300 W	240 W	80
400 W	320 W	106
500 W	400 W	133
600 W	480 W	160

Mixing fixtures? Add up the planning wattage of fixtures compatible with the transformer. Keep kits with their own matched power supply on a separate circuit.

3 Wpath light & hardscape

5 Wspotlight

2.5 Whalf-moon rail

12 Win-ground

Let Plan My Yard add it up

2 products

	Product	Output	Features	Price
	2-Zone Transformer — 200–600 W 16 reviews	200–600 W, 5 sizes	Two zones, timer + photocell	$64.91	View
	3-Zone Stainless Transformer — 300 / 400 / 500 / 600 W No reviews yet	300–600 W, 4 sizes	Three zones, timer + photocell	$119.91	View