Alliance Outdoor Lighting Alliance 300W XF Series Lightin...Fully potted, insulated, single core transformer Inline surge protection Easy on off, secondary breaker switches on each common tap Stainless steel cabinet with removable and lockable latched door Multiple voltage taps ranging from 12 to 15 volts Two common lug terminals Tilted lug bar where the secondary lugs will be easier to access and install. The adjusted lug bar eliminates the blind spots that occur when trying to install low voltage wire to the