Since 1975, SJE Rhombus® has become a global leader in the water and waste water industry by developing innovative control products from eight locations that offer reliability and performance customers can depend on. SJE Rhombus® offers a wide variety of control products for Residential and Commercial markets and serves the Irrigation, Municipal, and Industrial markets under the PRIMEX® brand.
SJE Rhombus controls can be found in applications including:
• Waste water
• Treatment Plants
• Lift Stations
• Pressure Booster Systems
• Irrigation Systems
From control panels utilizing embedded circuit board technology to complete control/monitoring systems designed and built to customer specifications, SJE Rhombus represents the most reliable integration of engineering and manufacturing in the industry.
New product designs endure extensive in-house and field testing before submittal to recognized independent laboratories for safety testing and approval. This commitment to quality ensures customers with a dependable, trouble free product. SJE Rhombus offers a five-year limited warranty on most products.
For more info, please visit our website, www.sjerhombus.com
Quest® II Pump Switch
SJE Quest® Pump Switch includes a patented sealing design that provides excellent protection from moisture entering the float housing. The float switches are available in multiple color options and are available with our innovative one-
piece cable weight.
• Electric rating：10(8)A 250 VAC or 6(4)A 250 VAC
• Cable：H07RN-F 1mm2 or H05RN-F .75mm2 , 2 or 3 wire
• Pumping range：Mounting clamp：23-91cm (9-36 in) ；
Cable weight：25-51cm (10 -20 in)
• Working temp：0~50 ºC (122 ºF)
• Protecting rate：IP68
SJE MicroMaster® Pump Switch
SJE MicroMaster® Pump Switch is a mechanically-activated float switch designed for wastewater and water applications.
• Electric rating：10A, 125/250 VAC, 50/60Hz
• Cable：18/2 SJOW , 16/2 SJOW, 18/3 SJOW
• Pumping range：20-91cm (8-36 in)
• Working temp： 0~60 ºC (140 ºF)
• Protecting rate：IP68
• SJE MicroMaster® Plus (13A) version is available
• SJE MicroMaster® SPDT (3 wire) version is available
SJE HiTempMaster™ Pump Switch
SJE HiTempMaster™ Pump Switch is designed specifically for high temperature sump applications up to 93°C (200ºF). Pump down applications.
• Electric rating：13A, 125/250VAC
• Cable： 16/2 SJOOW
• Pumping range： 20-91cm (8-36 in)
• Working temp： 0~93 ºC (200 ºF)
• Twin wall design of float housing (patent pending) protects internal components from heat and moisture