Pool and Spa Transformers are specifically designed to operate in harsh environments such as high humidity combined with heat and chemicals typically found around pools spas and fountains Features. Approved to UL Pool Standards. Easy Installations. Compact Size. Removable Mounting BracketSpecifications. Finish Stainless Steel. Maximum Power Consumption 300 watts. Input Current 120 amp. Input Frequency 60 Hz. Voltage 120V