WAC Lighting EN-B12PY-AR Low Voltage Enclosed Electronic Transformer; 12/24 Volt Output, 20 Kilo Hz Frequency, 250 Watt

Dimension: 6.500 Inch Length x 3.375 Inch Width

1 Watt minimum load

Built-in auto reset, soft start, short and overload circuit protection features, the soft start delayed start feature extends lamp life by delaying the abrupt inrush current to the lamp

In the case of a system overload or short circuit the transformer will revert to a hold position and then automatically reset the system when the problem is solved. System protection is designed to last several hours