FeaturesEncapsulated core and coilShielded for cleaner powerEncapsulated and completely enclosed design electrical grade silica and resin compounds completely enclose the core and coil to seal out all moisture and airQuiet operation with sound levels well below NEMA standardsUL type 3R enclosure for indoor or outdoor service, encapsulation eliminates corrosion and insulation deteriorationAir cooled/dry coolingTwo winding primary, two winding secondary configurationAluminum windingsEpoxy encapsulated20 A for 240 VAC, 10 A for 480 VAC primary, 30 A for 120 VAC secondarySteel enclosure