1" and 1.5" Inlet Rotors 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.

  I-25 I-40 I-40-ON I-90
QUICK SPECS
Inlet Size (BSP) 1" 1" 1" 1½"
Radius (m) 14.0 - 21.6 13.1 - 23.3 15.2 - 23.2 22.3 - 31.7
Flow Rate (m3/hr) 0.82 - 7.24 1.63 - 6.84 2.75 - 7.76 6.7 - 19.04
Flow Rate (l/min) 13.6 - 120.7 27.2 - 114.1 45.8 - 129.4 111.7 - 317.2
FEATURES
Recommended Pressure Range (bar) 2.5 - 7.0 2.8 - 7.0 2.8 - 7.0 5.5 - 8.0
Recommended Pressure Range (kPa) 250 - 700 280 - 700 280 - 700 550 - 800
Operating Pressure Range (bar) 2.8 - 6.9 2.5 - 7.0 2.5 - 7.0 5.0 - 8.0
Operating Pressure Range (kPa) 280 - 690 250 - 700 250 - 700 500 - 800
Precipitation Rate (mm/hr) 15 15 15 19
Nozzle Trajectory 25 degrees 25 degrees 25 degrees 22.5 degrees
Check Valves Pre-Installed Pre-Installed Pre-Installed Pre-Installed
Specialty Nozzles Pre-Installed Pre-Installed Pre-Installed Pre-Installed
Check Height (ft.) 3 m 4.5 m 4.5 m 2 m
Nozzle Options 12 6 6 16
Warranty 5 Years 5 Years 5 Years 5 Years
ADVANCED FEATURES
Low Angle Nozzle Choices      
Automatic Arc Return    
Non-Strippable Drive  
Part and Full Circle in One Model    
Reclaimed Water ID
Factory Installed Drain Check Valve
(3 m)

(4.5 m)

(4.5 m)

(2 m)
Stainless Steel Riser Option
Applications
Residential        
Commercial/Municipalities
Athletic Fields
High Vandalism Areas  
Low Pressure Areas        
Reclaimed Water