Specifications:

• Electronic Device For Alternating or Simultaneous Operation of Two Pumps or Engines, Depending on Demand.
• For Alternate Mode the Command is Given by a Common Pieostat or Float Switch (or Other Sensor For Other Uses).
• Simultaneous Operation Requires a Second Pieostat or Float Switch (or Sensor).
• Power supply: 230V AC, + 10% -15% (1.8VA) max
• Voltage For Open Contact Sensors: 12V DC