There are two types of power supplies available depending on the installation layout, and the number of candles. Use of either of these transformers is required to qualify for warranty coverage.
WC4Z This transformer is recommended for all installations. It provides the most features and options for expansion. The unit will handle up to 24 candles, additional boxes can be installed. Recommended installation is next to the fuse box or main power source. A separate 110 volt outlet is required for each box.
WC50VA The smaller 'brick style' transformer is recommended for use with a limited number of candles. The transformer is rated up to 15 candles. A 'daisy chain' of candles or runs of 6 candles can be wired to this transformer. It requires a 110 volt outlet for power.