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News & Events

April 11, 2018
SJE breaks ground on new manufacturing facility in Ashland, Ohio   Read More

December 18, 2017
SJE-Rhombus® Embedded Controls Adds Jobst Inc. as Manufacturers Representative   Read More

September 26, 2017
SJE-Rhombus Hires FTI Sales for No. Illinois   Read More

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EZconnex® Float Connection System Overview

A revolutionary new way to install float switches in a wet well for level control applications. Installation is as easy as 1, 2, 3!


Save up to 75% on your installation time with this innovative quick release float switch connection system. Read More >>

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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