Since 1975, SJE (S.J. Electro Systems, Inc.) has a reputation as a world leader, providing trouble-liquid level controls for water, wastewater, sump, sewage systems. With the creation of the Rhomb Technology division in 1991, SJE-Rhombus now represents the most reliable integration of liquid 1 controls and motor control panels in the industry.\r\n\r\nSJE-Rhombus is very confident in the superior quality and performance of its controls and every product leaving the factory is covered by a three-year limited warranty. SJE-Rhombus controls are available worldwide through an established and growing distribution network. \r\n