Product Overview
The Hunter I-25 Rotor is a 4-inch landscape irrigation rotor with an adjustable arc from 50° to 360°. It features a 1" inlet, a stainless steel riser, a built-in check valve, and reclaimed ID. Nozzle 8 is installed as standard.
Dimensions
- Height: 7.88"
- Pop-up Height: 4"
Operating Specifications
- Arc: 50° to 360°
- Operating Pressure: 40 to 70 PSI
- Precipitation Rate: 0.4 in/hr
- Radius: 47' to 51'
- Flow: 7.7 to 9.9 GPM
Shipping Information
- UPC-A: 0611698308820
- Qty. / Bag: 12
- Ocean Pallet: 1800
- Land Pallet: 1440
- Master Carton: 12
I-25 Nozzle Performance Data
The following tables detail nozzle performance based on pressure, radius, flow, and precipitation rate. Notes indicate that 5 standard nozzles are included with each sprinkler and precipitation rates are calculated for 180-degree operation. For 360-degree operation, divide the precipitation rate by 2.
Standard Speed
| Nozzle | Pressure (PSI) | Radius (ft) | Flow (GPM) | Precip in/hr |
|---|---|---|---|---|
| 4 | 40 | 40 | 3.8 | 0.46 |
| 50 | 41 | 4.3 | 0.49 | |
| Yellow | 60 | 42 | 4.7 | 0.51 |
| 70 | 43 | 5.1 | 0.53 | |
| 7 | 40 | 45 | 6.6 | 0.63 |
| 50 | 47 | 7.0 | 0.61 | |
| Orange* | 60 | 49 | 7.5 | 0.63 |
| 70 | 47 | 7.9 | 0.67 | |
| 8 | 40 | 49 | 7.7 | 0.67 |
| 50 | 49 | 8.3 | 0.67 | |
| Lt. Brown | 60 | 50 | 9.2 | 0.71 |
| 70 | 51 | 9.9 | 0.75 | |
| 10 | 50 | 51 | 10.1 | 0.79 |
| 60 | 52 | 11.1 | 0.78 | |
| Lt. Green* | 70 | 53 | 12.1 | 0.83 |
| 80 | 54 | 12.9 | 0.85 | |
| 11 | 50 | 53 | 11.2 | 0.77 |
| 60 | 54 | 12.3 | 0.85 | |
| Lt. Blue | 70 | 55 | 13.3 | 0.85 |
| 80 | 55 | 14.3 | 0.91 | |
| 15 | 50 | 56 | 13.4 | 0.82 |
| 60 | 57 | 14.3 | 0.85 | |
| Grey* | 70 | 57 | 15.2 | 0.94 |
| 80 | 58 | 16.4 | 0.94 | |
| 18 | 50 | 58 | 14.5 | 0.83 |
| 60 | 59 | 15.7 | 0.87 | |
| Red | 70 | 62 | 16.9 | 0.85 |
| 80 | 63 | 18.2 | 0.89 | |
| 20 | 60 | 53 | 17.8 | 0.81 |
| 70 | 56 | 19.2 | 0.93 | |
| Dk. Brown* | 80 | 63 | 20.5 | 0.96 |
| 90 | 64 | 21.8 | 0.99 | |
| 23 | 60 | 56 | 21.9 | 1.01 |
| 70 | 58 | 23.6 | 1.08 | |
| Dk. Green | 80 | 65 | 25.6 | 1.13 |
| 90 | 67 | 27.0 | 1.16 | |
| 25 | 60 | 66 | 23.5 | 1.04 |
| 70 | 68 | 25.5 | 1.06 | |
| Dk. Blue* | 80 | 69 | 28.0 | 1.13 |
| 90 | 70 | 29.5 | 1.16 | |
| 28 | 70 | 68 | 26.9 | 1.12 |
| 80 | 70 | 28.7 | 1.13 | |
| Black | 90 | 71 | 30.6 | 1.17 |
| 100 | 71 | 31.5 | 1.20 |
High Speed
| Nozzle | Pressure (PSI) | Radius (ft) | Flow (GPM) | Precip in/hr |
|---|---|---|---|---|
| 4 | 40 | 37 | 3.8 | 0.53 |
| 50 | 38 | 4.3 | 0.57 | |
| Yellow | 60 | 39 | 5.2 | 0.66 |
| 70 | 40 | 6.1 | 0.73 | |
| 7 | 40 | 41 | 6.9 | 0.79 |
| 50 | 42 | 7.5 | 0.82 | |
| Orange* | 60 | 44 | 8.1 | 0.81 |
| 70 | 47 | 7.7 | 0.67 | |
| 8 | 40 | 47 | 8.3 | 0.67 |
| 50 | 49 | 9.2 | 0.71 | |
| Lt. Brown | 60 | 50 | 9.9 | 0.73 |
| 70 | 51 | 10.1 | 0.95 | |
| 10 | 50 | 46 | 11.1 | 0.93 |
| 60 | 48 | 12.1 | 0.97 | |
| Lt. Green* | 70 | 49 | 12.9 | 0.99 |
| 80 | 50 | 12.9 | 0.99 | |
| 11 | 50 | 48 | 11.2 | 0.94 |
| 60 | 49 | 12.3 | 0.99 | |
| Lt. Blue | 70 | 51 | 13.3 | 0.98 |
| 80 | 51 | 14.3 | 1.06 | |
| 15 | 50 | 49 | 13.4 | 1.07 |
| 60 | 51 | 14.3 | 1.06 | |
| Grey* | 70 | 53 | 15.2 | 1.04 |
| 80 | 54 | 16.4 | 1.08 | |
| 18 | 50 | 50 | 14.5 | 1.12 |
| 60 | 53 | 15.7 | 1.08 | |
| Red | 70 | 55 | 16.9 | 1.08 |
| 80 | 57 | 18.2 | 1.08 | |
| 20 | 60 | 53 | 17.8 | 1.22 |
| 70 | 56 | 19.2 | 1.18 | |
| Dk. Brown* | 80 | 58 | 20.5 | 1.17 |
| 90 | 59 | 21.8 | 1.21 | |
| 23 | 60 | 56 | 21.9 | 1.34 |
| 70 | 58 | 23.6 | 1.35 | |
| Dk. Green | 80 | 60 | 25.6 | 1.37 |
| 90 | 61 | 27.0 | 1.40 | |
| 25 | 60 | 58 | 23.5 | 1.34 |
| 70 | 62 | 25.5 | 1.28 | |
| Dk. Blue* | 80 | 64 | 28.0 | 1.32 |
| 90 | 66 | 29.5 | 1.30 | |
| 28 | 70 | 60 | 26.9 | 1.44 |
| 80 | 62 | 28.7 | 1.44 | |
| Black | 90 | 65 | 30.6 | 1.39 |
| 100 | 67 | 31.5 | 1.35 |
Copyright © 2025 Hunter Industries Inc. Hunter, the Hunter logo, and other marks are trademarks of Hunter Industries Inc., registered in the U.S. and certain other countries.
More information can be found at: https://www.hunterirrigation.com/irrigation-product/i-25/i-25-04-ss-r-08
I-25-04-SS-R-08 | Hunter Industries
