Heavy-duty construction

This lightweight

For blowing water from a sprinkler system to prevent freeze damage

STANDARD CONNECTION: Attaches to a standard 3/4-in

24V 750mA Transformer for Indoor Sprinkler Controllers 57040 Shrub Heavy-duty constructionFor replacing 110 VAC to 24 VAC 750mA max transformers on indoor controllers Input and output are standard for pump relays and solenoids in North America Capable of powering two solenoids or one pump relay and one valve solenoid Pre installed plug for plug n play use with easy dial controllers For outdoor locations, install in an outdoor sprinkler controller cabinet Compatible with indoor controllers from Orbit, Hydro Rain, and other major brands