Gilmour Metal Spike Base Heavy Duty Impulse Sprinkler 5800 sq ft TOOL & NAIL BAGS This switch has a 30 EJS8209983 This switch has a 30 PSI to 50 PSI pressure setting range activates an electrically driven water pump within a power circuit when the adjustable rising and falling thresholds are reached A normally ON or Normally OFF switch is designed so that it can be wired either normally ON (also called a normally closed circuit) or normally OFF (also called a normally open circuit) IMPULSE SPRINKLR BLU 43' Adjustable spray pattern provides partial to full coverage while diffuser pin alters spray forces from powerful jet to gentle rain