G-990

Covering 73' to 103', the G990 is the perfect combination of performance and reliability.
Model Full-Circle
Radius 73' to 103'
Flow 30.5 to 83.3 GPM
Pressure 80 to 120 PSI

Models

Model Description Add to List
G-990-C-53-S G-990C Golf Rotor, full-circle opposing nozzle configuration, Check-O-Matic Technology, nozzle 53 installed +
G-990-C-63 G-990C Golf Rotor, full-circle opposing nozzle configuration, Check-O-Matic Technology, nozzle 63 installed +
G-990-C-73 G-990C Golf Rotor, full-circle opposing nozzle configuration, Check-O-Matic Technology, nozzle 73 installed +
G-990-D-53-P1 G-990D Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-100 Two-Way Module, nozzle 53 installed, 100 PSI +
G-990-D-53-P8-S G-990D Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-100 Two-Way Module, nozzle 53 installed, 80 PSI +
G-990-D-63-P1 G-990D Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-100 Two-Way Module, nozzle 63 installed, 100 PSI +
G-990-D-63-P8 G-990D Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-100 Two-Way Module, nozzle 63 installed, 80 PSI +
G-990-D-73-P1 G-990D Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-100 Two-Way Module, nozzle 73 installed, 100 PSI +
G-990-D-73-P2 G-990D Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-100 Two-Way Module, nozzle 73 installed, 120 PSI +
G-990-D-73-P8 G-990D Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-100 Two-Way Module, nozzle 73 installed, 80 PSI +
G-990-DD-53-P1 G-990DD Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-200 Two-Way Module, nozzle 53 installed, 100 PSI +
G-990-DD-53-P8-S G-990DD Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-200 Two-Way Module, nozzle 53 installed, 80 PSI +
G-990-DD-63-P1 G-990DD Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-200 Two-Way Module, nozzle 63 installed, 100 PSI +
G-990-DD-63-P8 G-990DD Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-200 Two-Way Module, nozzle 63 installed, 80 PSI +
G-990-DD-73-P1 G-990DD Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-200 Two-Way Module, nozzle 73 installed, 100 PSI +
G-990-DD-73-P2 G-990DD Golf Rotor, full-circle opposing nozzle configuration, valve-in-head design, integrated Pilot-200 Two-Way Module, nozzle 73 installed, 120 PSI +
G-990-E-53-P1 G-990E Golf Rotor, full-circle opposing nozzle configuration, electric valve-in-head design, nozzle 53 installed, 100 PSI +
G-990-E-53-P2 G-990E Golf Rotor, full-circle opposing nozzle configuration, electric valve-in-head design, nozzle 53 installed, 120 PSI +
G-990-E-53-P8-S G-990E Golf Rotor, full-circle opposing nozzle configuration, electric valve-in-head design, nozzle 53 installed, 80 PSI +
G-990-E-63-P1 G-990E Golf Rotor, full-circle opposing nozzle configuration, electric valve-in-head design, nozzle 63 installed, 100 PSI +
Showing 1 - 20 of 25
G-990
G-990
G-990
User installed options

Contact your local distributor for product availability and ordering.

Specifications

MODEL SPECIFICATIONS

  • Full Circle

MODEL VARIATIONS

  • C = Check-O-Matic checks up to 25' in elevation change and readily converts to Normally Open Hydraulic with through the top connections
  • D = Decoder Valve-In-Head with all "E" specifications below
  • DD = 2-Station Decoder Valve-In-Head with all "E" specifications below
  • E = Electric Valve-In-Head with adjustable pressure regulation, on-off-auto selector, 190mA (350mA inrush) solenoid with captive plunger and internal downstream bleed.

 

OPERATING SPECIFICATIONS

 

  • Discharge rate: 30.5 to 83.3 GPM
  • Radius: 73' to 103'
  • Pressure range: 80 to 120 PSI
  • Pressure rating: 150 PSI

 Download Product Spec Sheet

  Download Written Specifications

Videos

Hunter Golf Rotor Wire Splicing

This video goes over several methods of splicing wires for the Hunter Golf TTS-800 series rotor.

Hunter Golf: A Trusted Partner

We back our products with our fantastic customer service and our second-to-none technical service department. Our Field Service Managers are dedicated to being there for you, if and when you need us.

Hunter Golf - 2015 Golf Show: TTS Rotors
Learn how to service all Hunter G Series Total Top Service TTS golf rotors without digging.
Hunter Golf TTS Rotors Product Guide

This video introduces TTS (Total Top Service) golf rotors.

Hunter Golf TTS Rotors Field Knowledge

This video introduces TTS (Total Top Service) golf rotors.

All Product Videos

Features

Hunter G-900 Series golf rotors feature the perfect combination of durability, efficiency, and user flexibility. Available in a variety of TTS and DIH configurations, they offer a solution for any long-range on-course watering need. Innovative TTS technology allows for every serviceable element of the rotor to be accessed through the top. Mechanical and electrical, big and small, you can get to every component simply from the playing surface. That means there’s no more digging and no more unsightly scars.

Key Benefits

G-990 is a dedicated, true full-circle model
Higher-flow, longer-radius rotor designed for single-row systems
Contour back-nozzle capability for special applications

Advanced Features

Hunter's revolutionary TTS (Total Top Servicing) design offers exclusive and unique features and benefits that are designed with serviceability and innovation in mind. Click here to see all the TTS Advanced Features and why a Hunter Golf system is the right choice for your course.

G900 Rotor Parts

Standard recessed area for
placard markers.

100 marker on top

Optional raised marker for popular engraved and paint-filled markers.

235 marker on top

All G900 Series rotors have color-coded nozzles for easy identification and, the nozzle numbers approximate the flow in gallons per minute. Choose from the eight standard 22.5 degree trajectory nozzles or the eight 15 degree nozzles for low-angle applications.

Standard 22.5 degree trajectory nozzles

Low-angle 15 degree trajectory nozzles

Factory configured Decoder-In-Head (DIH) rotors are available for all 800 Series and 900 Series valve-in-head TTS rotors. All DIH rotors include Hunter's Total Top Programming technology. Whether on the workbench or after installation, the decoder station can be programmed without rotor disassembly. 

ICD Handheld Irrigation Programmer

Charts

 
G990 Nozzle Performance Data*
Nozzle Pressure Radius Flow Precip in/hr
  PSI ft GPM
25 •
Lt. Blue
 80 73 30.5 0.55 0.64
90 75 32.4 0.55 0.64
100 76 34.3 0.57 0.66
110 78 36.5 0.58 0.67
120 79 38.4 0.59 0.68
33 •
Grey
 80 77 36.3 0.59 0.68
90 78 38.4 0.61 0.70
100 80 40.6 0.61 0.71
110 81 42.7 0.63 0.72
120 82 44.9 0.64 0.74
38 •
Red
 80 80 40.6 0.61 0.71
90 82 42.9 0.61 0.71
100 83 45.3 0.63 0.73
110 85 47.7 0.64 0.73
120 86 50.2 0.65 0.75
43 •
Dk. Brown
 80 83 46.2 0.65 0.75
90 84 48.6 0.66 0.77
100 85 50.9 0.68 0.78
110 86 53.4 0.69 0.80
120 87 55.9 0.71 0.82
48 •
Dk. Green
 80 86 49.6 0.65 0.75
90 89 52.5 0.64 0.74
100 90 54.8 0.65 0.75
110 91 57.3 0.67 0.77
120 92 59.5 0.68 0.78
53 •
Dk. Blue
 80 89 54.2 0.66 0.76
90 90 56.7 0.67 0.78
100 92 59.2 0.67 0.78
110 93 61.7 0.69 0.79
120 94 64.2 0.70 0.81
63 •
Black
 80 92 63.2 0.72 0.83
90 94 65.9 0.72 0.83
100 96 69.4 0.72 0.84
110 97 72.0 0.74 0.85
120 98 74.9 0.75 0.87
73 •
Orange
 80 96 72.1 0.75 0.87
90 98 75.0 0.75 0.87
100 99 77.8 0.76 0.88
110 102 80.5 0.74 0.86
120 103 83.3 0.76 0.87

Note: *Complies to ASAE standard. All precipitation rates calculated for 360° operation. All triangular rates are equilateral.
** For low angle nozzle performance, reduce radius by 15

Documents

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Related Products

G900 Series Comparison Chart

 

G-990

G-995
FEATURES
ACME Threaded Inlet Size 1½" 1½"
Radius (ft.) 73' - 103' 75' - 104'
Flow Rate (GPM) 30.5 - 83.3 29.5 - 83.8
Recommended Pressure Range (PSI) 80 - 120 80 - 120
Precipitation Rate (in/hr, 360°) 0.55 - 0.88 0.50 - 0.88
Dual Trajectory Capability 22.5º & 15º 22.5º & 15º
Check Height (ft., C.O.M. Models) 25' 25'
Nozzle Options 16 16
Component Exchange Warranty 3 Years 3 Years
ADVANCED FEATURES
Contour "Back-Nozzle" Capability  
Full-Circle Opposing Nozzles  
Exclusive PressurePort™ Nozzle Technology
Yardage Marker Capable
Check-O-Matic Models
Electric Valve-In-Head Models
DIH Decoder-In-Head Models
TTS Total Top Serviceability

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