SIM-A Single Phase Simplex Sump Pump Control Panel

The SIM-A control panel will alert of a high liquid level and control a 120/208/240V single phase pump in dewatering, sewage and wastewater pumping applications. The simplex panels include integrated electronic control and alarm circuitry, an IEC motor contactor and three floats: Pump On, Pump Off and High Liquid Alarm. The controls are housed in a NEMA 4X rated heavy duty polycarbonate enclosure convenient for field wiring.


Model Voltage Full Load Amps
SIM-A1-1 120/208/240 0-7.0
SIM-A1-2 120/208/240 7.0-15.0
SIM-A1-3 120/208/240 15.0-22.0

Add Pump Portal® remote pump monitoring to this control panel!     LEARN MORE


  • UL listed for the United States and Canada
  • Indoor/Outdoor NEMA 4X rated enclosure: Heavy duty polycarbonate with stainless steel lockable latches
  • Hand-off-auto (H.O.A.) toggle switch for manual pump control and green LED Pump Run light
  • Control board with Power On and Auto (H.O.A. toggle position) LED indicators
  • Very low standby power - less than 300mw
  • Universal AC input - 120/208/240VAC with no jumpers or voltage configuring (single phase models)
  • Standard package includes float switches
  • Quick installation and low maintenance
  • Red beacon alarm light
  • Alarm horn sounds at 85 decibels, at 10’
  • Test and silence buttons: Alarm automatically resets
  • Dry contact: High Liquid alarm (form C)


  • Sewage pump chambers
  • Grinder pumps
  • Sump pump basins
  • Lift stations

Custom Options

  • 24 = Pump Exerciser
  • AF = Alarm Flasher
  • C = Additional Cord Length Greater Than 20’*
  • DG = Door Mounted Pump Run Indicator
  • DH = Door Mounted H.O.A. Toggle Switch
  • PX = Pump Portal® Wireless Remote Communication
  • S1 = Substitute Two Narrow Angle Floats for One Wide Angle Float with 20’ Cord
  • S3 = No Floats Included
  • ST = Upgraded Enclosure (Stainless Steel)

*Additional cord length greater than 20’: Specify after C. Example: (SIM-A1-1-C50) Indicates 50’ cord length for all components.

Get in Touch: 888.733.9283