| Pump Switches | back to top |
SJE-Rhombus wide-angle pump switches directly control pumps from 1/2 HP at 120 VAC up to 3 HP at 250 VAC in non-potable water and sewage applications. Each pump switch features an adjustable pumping range and is available in various cord lengths to meet your application needs. All SJE-Rhombus pump switches are UL Recognized, CSA Certified and backed by a three-year limited warranty.
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SJE PumpMaster® pump switch The SJE PumpMaster® pump switch provides automatic control of pump in potable water, water, and sewage applications. UL Recognized; CSA Certified.
- Passed NSF Standard 61 protocol by an approved Water Quality Association laboratory for use in potable water
- Controls pumps with running current up to 13 amps at 120/230 VAC
- Adjustable pumping range18 to 91 cm (7 – 36 inches)
- UL Recognized, CSA Certified Datasheet  | 
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SJE PumpMaster® Plus pump switch The SJE PumpMaster® Pump pump switch provides automatic control of pumps in potable water, water, and sewage applications. UL Recognized; CSA Certified.
- Passed NSF Standard 61 protocol by an approved Water Quality Association laboratory for use in potable water
- Controls pumps with running current up to 15 amps at 120/230 VAC
- Adjustable pumping range18 to 91 cm (7 – 36 inches)
- UL Recognized, CSA Certified Datasheet | |
SJE PumpMaster® SPDT pump switch The SJE PumpMaster® SPDT pump switch provides automatic control of pumps for potable water, water, and sewage applications. UL Recognized; CSA Certified.
- Passed NSF Standard 61 protocol by an approved Water Quality Association laboratory for use in potable water
- Controls pumps with running current up to 13 amps at 120/230 VAC
- Adjustable pumping range18 to 91 cm (7 – 36 inches)
- UL Recognized, CSA Certified Datasheet |  |
SJE VerticalMaster® II pump switch The SJE VerticalMaster® II pump switch is designed to operate in non-potable water applications with limited space. This switch works well in small sump chambers and laundry trays, as well as in large tanks (not recommended for a sewage environment). CE Compliant, UL Recognized, CSA Certified
- Controls pumps with running current up to 10 amps at 125/250 VAC
- For confined applications requiring an accurate pumping range
- Adjustable pumping range: 2 to 17 cm (.75 – 6.5 inches) Datasheet | 
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SJE MicroMaster® pump switch The SJE MicroMaster® pump switch is designed to provide automatic control of pumps in potable water, water and sewage applications. This switch is designed for performance and dependability. It is not sensitive to rotation or turbulence, allowing it to be used in both calm and turbulent applications. CE Compliant, UL Recognized, CSA Certified
- Passed NSF Standard 61 protocol by an approved Water Quality Association laboratory for use in potable water
- Controls pumps with running current up to 10 amps at 125 VAC and 8 amps at 250 VAC
- Adjustable pumping range: 20 to 91 cm (8 – 36 inches) Datasheet | 
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SJE MicroMaster® Plus pump switch
The SJE MicroMaster® Plus pump switch provides automatic control of pumps in potable water, water and sewage applications. This switch is designed for performance and dependability. It is not sensitive to rotation or turbulence, allowing it to be used in both calm and turbulent applications. CE Compliant, UL Recognized, CSA Certified
- Passed NSF Standard 61 protocol by an approved Water Quality Association laboratory for use in potable water
- Controls pumps with running current up to 13 amps at 125/250 VAC
- Adjustable pumping range: 20 to 91 cm (8 – 36 inches) Datasheet | 
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SJE MicroMaster® SPDT pump switch The SJE MicroMaster® SPDT pump switch is designed to provide automatic control of pumps in potable water, water and sewage applications. This switch is designed for performance and dependability.
The SJE MicroMaster® SPDT can be wired to work in either pump down (normally open) or pump up (normally closed) applications. It is not sensitive to rotation or turbulence, allowing it to be used in both calm and turbulent applications. CE Compliant, UL Recognized, CSA Certified
- Passed NSF Standard 61 protocol by an approved Water Quality Association laboratory for use in potable water
- Controls pumps with running current up to 10 amps at 125 VAC and 8 amps at 250 VAC
- Adjustable pumping range: 20 to 91 cm (8 – 36 inches) Datasheet | |
SJE AmpMaster® pump switch The SJE AmpMaster® pump switch provides automatic control of grinder and high head sewage pumps in grinder and lift station applications, as well as septic tank effluent pump (STEP) systems. UL Recognized; CSA Certified.
- Controls pumps with running current up to 20 amps at 125/250 VAC
- Adjustable pumping range: 23 to 61 cm (9 – 24 inches)
- UL Recognized, CSA Certified Datasheet |  |
Junior Super Single® pump switch The Junior Super Single® pump switch provides automatic control of smaller pumps in a non-turbulent location. UL Recognized; CSA Certified.
- Controls pumps with running current up to 13 amps at 120 VAC and 8 amps at 230 VAC
- Not sensitive to rotation
- Adjustable pumping range: 16.5 to 48 cm (6.5 – 19 inches)
- UL Recognized, CSA Certified Datasheet | 
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Super Single® pump switch The Super Single® pump switch provides automatic control of pumps in non-potable and sewage applications. UL Recognized; CSA Certified.
- Controls pumps with running current up to 15 amps at 120 VAC and 12 amps at 230 VAC
- Not sensitive to rotation or turbulence
- Adjustable pumping range: 17 to 34 cm (6.5 – 13.5 inches)
- UL Recognized, CSA Certified Datasheet |  |
Double Float® pump switch The Double Float® pump switch consists of two floats. Each float contains a heavy duty mercury switch. One of the two floats contains a holding relay which enables the floats to function is series. This switch provides automatic control of pumps in non-potable water and sewage applications. UL Recognized; CSA Certified.
- Controls pumps with running current up to 15 amps at 120 VAC and 12 amps at 230 VAC
- For confined applications requiring an accurate pumping range
- Adjustable pumping range: 4.45 to 122 cm (1.75 – 48 inches)
- UL Recognized, CSA Certified Datasheet |  |
| Control Switches | back to top |
SJE-Rhombus narrow-angle control switches accurately monitor high (normally open) or low (normally closed) liquid level conditions in water and sewage applications. Each control switch is available in various cord lengths with various mounting options to meet your needs. All SJE-Rhombus control switches are UL Listed, CSA Certified and backed by a three-year limited warranty.
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SJE SignalMaster® control switch The SJE SignalMaster® control switch is designed to activate pump control panels and alarm by accurately monitoring liquid levels in potable water, water, and sewage applications. This switch is available for normally open (high level) or normally closed (low level) applications. UL Listed; CSA Certified.
- Passed NSF Standard 61 protocol by an approved Water Quality Association laboratory for use in potable water
- Rated 5 amps at 125/250 VAC
- Control differential: 4 cm above or below horizontal
- Mounting options include mounting clamp or cable weight
- CE Compliant, UL Listed, CSA Certified Datasheet | 
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SJE SignalMaster® SPDT control switch
The SJE SignalMaster® SPDT control switch is designed to activate pump control panels and alarms by accurately monitoring liquid levels in potable water, water, and sewage applications. This switch can be wired to work in either normally open (high level) or normally closed (low level) applications. UL Listed; CSA Certified.
- Passed NSF Standard 61 protocol by an approved Water Quality Association laboratory for use in potable water
- Rated 5 amps at 125/250 VAC
- Control differential: 4 cm above or below horizontal
- Mounting options include mounting clamp or cable weight
- CE Compliant, UL Listed, CSA Certified Datasheet | 
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Sensor Float® control switch The Sensor Float® control switch is designed to activate pump control panels and alarms by accurately monitor liquid levels in sewage and non-potable water applications. This switch is available for normally open (high level) or normally closed (low level) applications. UL Listed; CSA Certified.
- Rated 5 amps at 120/230 VAC
- Suitable for use with intrinsically safe circuits
- Mounting options include mounting clamp, internal weight or cable weight
- CE Compliant, UL Listed, CSA Certified Datasheet | 
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Sensor Float® Mini control switch
The Sensor Float® Mini control switch is designed to activate pump control panels and alarms by accurately monitoring liquid levels in confined sewage and non-potable water applications. This switch is available for normally open (high level) or normally closed (low level) applications. UL Listed; CSA Certified.
- Rated 5 amps at 120/230 VAC
- Small float housing is ideal for use in confined spaces
- Mounting options include mounting clamp or cable weight
- UL Listed, CSA Certified Datasheet | 
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SJE MilliAmpMaster™ control switch The SJE MilliAmpMaster™ control switch is designed to activate low current control panels and alarms accurately monitoring liquid levels in potable water, water, and sewage applications. The internal switching mechanism has sealed gold cross-point contact for reliable low current operation. This switch is available for normally open (high level) or normally closed (low level) applications. UL Listed; CSA Certified.
- Passed NSF standard 61 protocol by an approved - Water Quality Association laboratory
- Low current, non-arching applications down to 0.160 mA at 125 VAC
- Mechanically-activated, snap-action contacts
- Not sensitive to rotation
- Control differential: 45 degrees above or below horizontal
- Mounting options include: mounting clamp or cable weight Datasheet | 
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| Alarm Systems | back to top |
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SJE-Rhombus Tank Alert® alarm systems visually and audibly warn of threatening liquid level conditions in lift pump chambers, sump pump basins, holding tanks, sewage, agricultural, and other non-potable water applications. Each Tank Alert® alarm can serve as either a high or low level alarm, depending on the float switch model used. |
Tank Alert® XT alarm system - 240 VAC The Tank Alert® XT indoor/outdoor alarm system monitors liquid level conditions in lift pump chambers, sump pump basins, holding tanks, sewage, agricultural, and other non-potable water applications.
The alarm horn sounds and the red beacon illuminates when a potentially threatening liquid level condition occurs. A power on light on the switch indicates power to the alarm panel.
- Automatic alarm reset and alarm test/normal/silence switch
- Enclosure meets Type 3R water-tight standards
- Alarm system (when installed on separate circuit) operates even if the pump circuit fails
- System includes standard control switch (mechanical or mercury available)
- Can be supplied with or without float switch - Can be supplied with or without power cord/plug Datasheet |  |
Tank Alert® I alarm system - 240 VAC The Tank Alert® I indoor alarm system monitors liquid level in pump chambers, sump pump basins, holding tanks, sewage, agricultural, and other non potable applications. UL Listed; CSA Certified.
The alarm horn sounds when a potentially threatening liquid level conditions occurs. The horn can be turned off, but the warning light remains on until the condition is remedied. A green power on light indicates power to the alarm panel.
- NEMA 1 enclosure for indoor use
- Horn and warning light, horn test and silence switches
- Step down transformer included to reduce the possibility of shock
- System includes standard control switch (mechanical or mercury available) Datasheet | |
| Accessories | back to top |
SJE-Rhombus can provide everything you need to complete your installation. |
SJE Cable Weight The cable weight provides an accurate pivot point for suspended float switches. It has gripper teeth on the clip and weight channel which securely locks the float cable into place.
- Can be adjusted without the use of tools
- Features impact-resistant, non-corrosive PVC housing Datasheet | 
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Float Bracket
The float bracket provides a convenient installation of float switches by providing a location to stow excess float cord. It is available in two sizes; the six float bracket accomodates 1-6 float switches; the four float bracket accomodates 1-4 float switches.
- Can be mounted directly to wall or mounted with wall mounting device
- Supplied with UL recognized cord connectors Datasheet | 
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