Rock Paper Sun Saskatoon-based Solar Electric and Solar Hot Water company. Services provided to Saskatoon and all other locations in Saskatchewan. Solar Electric Panels that convert sunlight to electricity: solar electric Grid-tied: Solar electric panels are typically converted to AC power, and then fed into your home's electrical panel. Any excess power is returned onto the grid. This provides you with credit. Solar electric power: This is a method of charging batteries off-grid. Mounting: When space allows, solar electric arrays can be mounted to a south-facing roof or on ground mounts, usually on steel or aluminum racks. Plug-in electric cars: The perfect complement to electric vehicles is solar electric generation.