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SES Controls
Engineered Controls
Embedded Controls
Ceramic Filtration Solutions



SJE-Rhombus Products

SJE-Rhombus offers a variety of control solutions for residential, commercial, municipal and industrial applications.

Sump, Effluent and Sewage Controls

Sump, Effluent and Sewage Controls
SJE-Rhombus offers a variety of solutions  for residential and commercial applications. 

  • Control panels provide pump control and alarm notification in one package. 
  • Alarms provide audible and visual warning of a potentially threatening level condition. 
  • Pump switches provide automatic pump control.
  • Control switches accurately monitor levels and activate control panels and alarms.

Engineered ControlsEngineered Controls
SJE-Rhombus designs and builds control solutions for commercial, municipal and industrial applications to meet individual specifications featuring variable frequency drives, remote monitoring, service entrance ratings, reduced voltage starters, programmable logic controllers, telemetry/SCADA and more.

Embedded Controls

Embedded Controls
SJE-Rhombus designs, tests and builds custom electronic controls for a variety of OEMs (original equipment manufacturers).  Our goal is to provide you with quality products, delivered on time, and at a reasonable price.  Services include custom circuit schematic design, printed circuit board layout, firmware/software development, prototyping, validation testing, volume production and value engineering.

Environmental Controls

Ceramic Filtration Solutions
SJE-Rhombus offers one of the most complete tubular and flat sheet ceramic membrane and control solutions product lines in North America. Ceramic Filtration Solutions (CFS) combines competitively price ceramic membranes and web-based monitoring control panels for applications such as membrane bioreactors (MBR), polishing filters, industrial process water treatment, pre-filtration to RO polishing, ground water and drinking water treatment.

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