Simple Simplex control panels from See Water can alert of a high liquid level and are designed to control a 120-volt single-phase pump. Applications include sewage pump chambers, sump pump basins, lift stations and onsite installations. The controls are housed in an 8- by 6- by 4-inch NEMA 4X indoor/outdoor polycarbonate enclosure and are UL listed in the U.S. and Canada. 888/733-9283; www.seewaterinc.com.