Munro Startbox - Pressure Start Control Box

Munro Startbox - Pressure Start Control Box

StartBox – On Demand Controls

Grab your hose and water your plants or wash down the driveway, the pump will automatically run on your demand for water. No need for a pressure tank! On demand controls utilizes flow and pressure to detect water demand.


  • Start and stop up to a 2HP pump 
  • Connect the pressure and flow switch to any pump discharge and the Pressure Start Control Box will turn the pump on and off
  • Low pressure and dead-head protection
  • Does not require a pressure tank
  • Choose from 110 volt model or 220 volt model
  • Low 24 volts to external switches


  • UL-50 Type 3R listed enclosure – available in stainless steel or powder coated blue*
  • UL listed components
  • Quick-connect terminals


  • Pressure Start Control Box for larger HP motors available
  • Higher pressure switches available
  • Pump and fittings not included
  • Constant pressure available at 50 PSI downstream with various system flow rates

NOTE: A water tight system is required. Air leaks in the system will cause pump to short cycle.




Ship Weight Nema 3 Enclosure Pressure Range 1" Flow Switch Line Voltage Pump HP Range Safe 24v Output Model Number
20lbs 12Wx12Tx6D 20-90lb 1"-2" pipe 110V 3/4-2 MPSR110AYF

* Add “S” (Stainless), to end of part number.