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News & Events

September 16, 2016
SJE-Rhombus Hosts Fall Training Event   Read More

June 30, 2016
SJE-Rhombus Introduces the NEX Series™ Control Panel   Read More

May 11, 2016
New MySpy™ WiFi Messenger Alarm System Provides Remote Notification 24/7   Read More

More News & Events moredivider

New & Improved PS Patrol® Pedestal Alarm System

SJE-Rhombus introduces the newly redesigned PS Patrol® pedestal-style outdoor alarm system.

Single Phase Simplex Control Panel


NEX Series™ Panel

Compact Single Phase Simplex Control Panel Read More Read More



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Welcome to SJE-Rhombus®

Why Choose SJE-Rhombus?

SJE-Rhombus® provides smart solutions to today’s growing environmental challenges. We combine our 40 years of expertise in pump controls with the latest technology to deliver energy efficient, cost-effective products for a wide variety of residential, commercial, municipal, industrial and agricultural applications. 

No matter the application, SJE-Rhombus has a control solution to fit your needs, whether it's a simple float switch or septic alarm system to control panels using embedded circuit board technology for advanced programming and monitoring of your system.  And if we don't have it in our standard catalog, we can design and build a custom solution to meet your exact specifications.

SJE-Rhombus is proud to be 100% employee-owned.

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