Company Profile

SJE-Rhombus (S. J. Electro Systems, Inc. ) was founded on July 2, 1975 by Steve Johnston. Over 40 years later, SJE-Rhombus has grown into a leading manufacturer of reliable, trouble-free liquid level controls for the water, wastewater and sewage industries throughout the United States and Canada, as well as into global markets.

SJE-Rhombus offers a wide variety of control products for residential, commercial, municipal, and industrial markets. From control panels utilizing embedded circuit board technology, to complete control and monitoring systems designed and built to individual specifications, SJE-Rhombus represents the most reliable integration of engineering and manufacturing capabilities in the industry.

SJE Rhombus Suzhou factory is 100% subsidiary company of SJE Rhombus. We offer a wide variety of control products for residential, commercial, municipal, and industrial markets. We had ISO9001: 2008 certification, and UL, cUL, CSA, TUV, CE certification. From float switches, alarms, control panels to complete control monitoring systems designed and built to individual specifications, SJE-Rhombus represents the most reliable integration of engineering and manufacturing capabilities in the industry.

New product desgins endure extensive in-house and field testing before submittal to recognized independent laboratories for safety testing and approval (UL, cUL, CSA, CE). Each product is constructed of materials of the highest quality with expert workmanship and delivered in responsive lead times. This commitment to quality ensures you a dependable, trouble-free product.

In addition to quality driven environment, We offer:

* Competitive pricing

* Flexible lead time

* Excellent aftersale service.