1/2" and 3/4" Inlet Rotor Comparison Chart

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A Standard that Has Yet to be Matched
Hunter made its reputation on the quality, reliability and innovative features found in its rotary sprinkler line and continues to set the benchmark by which other manufacturer’s rotors are judged.

  SRM PGJ PGP-ADJ PGP Ultra® I-20
QUICK SPECS
Radius 15' - 30' 15' - 37' 22' - 52' 17' - 46' 17' - 46'
Flow Rate (GPM) 0.42 - 3.4 0.64 - 5.3 0.5 - 14.1 0.36 - 14.8 0.36 - 14.8
Inlet Size 1/2" 1/2" 3/4" 3/4" 3/4"
FEATURES
Nozzle Options 6 8 27 22 22
Precipitation Rate (in/hr) 0.45 0.6 0.4 0.4 0.4
Recommended Pressure Range (PSI) 30 - 50 30 - 50 25 - 70  25 - 70 25 - 70
Operating Pressure Range (PSI) 20 - 100 20 - 100 20 - 100 20 - 100 20 - 100
Check Valves Available Factory Option Available Factory Option Pre-Installed
Specialty Nozzles N/A N/A N/A Factory Option Pre-Installed
Check Height (ft.) 7' 7' 4' 10' 10'
Factory-Installed Check Valve   Optional   Optional 10'
Warranty 1 Year 2 Years 2 Years 5 Years 5 Years
ADVANCED FEATURES
Low Angle Nozzle Choices    
Automatic Arc Return      
Non-Strippable Drive      
Part and Full Circle in One Model      
Headed & Slotted Set Screw    
Reclaimed Water ID    
Available Short Radius Nozzles      
Available Factory Installed Check Valve with up to 10' Elevation Change      
FloStop Control        
Stainless Steel Riser Option        
Applications
Residential
Commercial/Municipalities      
Athletic Fields        
High Vandalism Areas        
Low Pressure Areas  
Riser-Mounted Sprinklers    
Ground Cover and/or Shrubs    
Reclaimed Water