SJE Rhombus is a brand of SJE Inc., a leading provider of control solutions for a range of environments.

A Commitment to Quality

Quality is a central part of the entire SJE Rhombus business. We recognize that the highest quality standards in manufacturing are vital to our customers. By utilizing world-class quality management systems and practices, our customers have confidence in our ability to meet their compliance, reliability, and budgetary requirements. In addition, SJE Rhombus is so confident in the superior quality and performance of our controls that nearly every catalog product leaving the factory is backed by an industry-leading five-year limited warranty.

SJE-Rhombus Memberships

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