SJE Rhombus is a leading manufacturer of liquid level controls, float switches, and tank alarm systems for water and wastewater applications.
SJE Rhombus is a global leader in providing liquid level control solutions for the water and wastewater industries. Since its founding in 1975, the company has specialized in designing and manufacturing high-quality products such as float switches, tank alarm systems, and pump control panels.
SJE Rhombus products are engineered for residential, commercial, municipal, and industrial applications, delivering reliability and ease of installation. With a commitment to innovation and customer service, SJE Rhombus continues to set the standard for pump control and monitoring systems.
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Control panels must be installed and serviced by a licensed electrician in accordance with the National Electric Code (NFPA-70) and local electrical codes.
SJE Rhombus typically offers a five-year limited warranty on many of its products. Terms and conditions can be found on their official website.
You can reach Technical Support by phone at +1-800-746-6287 or via email at techsupport@sjeinc.com.
Standard control panels are generally not suitable for hazardous locations unless specifically rated (e.g., intrinsically safe models). Always check the product specifications and local codes.
Regularly inspect the Variable Frequency Drive (VFD) for wear or damage, keep the area clean from dust buildup, and follow the maintenance schedule provided in the user manual.