Wide range of
Rain Gun Sprinklers in Kenya are in stock at Faulu Irrigation LTD. We have 1, 1 ¼ , 1 ½ and 2 inch rain gun sprinklers at Prices from KES 6,000 – KES 45,000.Our clients also get installation at affordable charges plus the reliable pump that will be used with the rain gun sprinklers.Call 0717120401.
Quick Takeaways
- Rain gun sprinklers are used to irrigate large farms.
- Rain guns are available in sizes of 1, 1 ¼ , 1 ½ and 2 inch.
- Rain Gun Sprinkler Price ranges from KES 6,000 to KES 45,000.
- Proper pump sizing is critical for pressure and water coverage.
- Rain guns are ideal for irrigating maize, pasture, wheat, potatoes, and vegetables.
- Buy Rain Gun Sprinklers from Faulu Irrigation LTD.
What Are Rain Gun Sprinklers?
Rain gun sprinklers are high-pressure irrigation sprinklers that cover a wide area. They have 2-4 nozzles and deliver high flow rates.Rain guns are best for large farms and crops with high water demands.Designed from brass metallic body that is painted to enhance long lifespan.They deliver a spray radius of 18 – 60 m as per the size and nozzle diameter.
Rain Gun Sprinkler Prices in Kenya
Prices depend on nozzle size, material quality, and supplier.
| Rain Gun Type | Cost(KES) |
| PY30 rain gun | KES 6,000 – 15,000 |
| PY40 rain gun | KES 12,000 – 25,000 |
| PY50 rain gun | KES 20,000 – 45,000 |
Types of Rain Gun Sprinklers in Kenya
Portable Rain Guns
Portable systems are mounted on movable stands or trolleys. Farmers shift them between irrigation zones.
Advantages
- Lower installation cost
- Flexibility
- Easy maintenance
- Suitable for rotational irrigation
Permanent Rain Gun Systems
Permanent installations use fixed underground or surface pipelines connected to multiple rain guns.They are ideal for:
- Large commercial farms
- Sports fields
- Flower farms
- Pasture irrigation
Rain Gun Sprinkler Sizes and Specifications
PY30 Rain Gun Sprinkler
The PY30 is a smaller rain gun suitable for medium-sized farms and moderate water pressure systems.
Specifications
- Spray radius: 20–30 meters
- Operating pressure: 2–5 bar
- Water discharge: Moderate
- Best for: Vegetables, onions, pasture
The PY30 works well with smaller pumps and is common among smallholder
irrigation farmers.
PY40 Rain Gun Sprinkler
The PY40 is one of the most popular models in Kenya due to its versatility.
Specifications
- Spray radius: 30–45 meters
- Operating pressure: 3–6 bar
- Suitable crops: Maize, wheat, potatoes
PY50 Rain Gun Sprinkler
The PY50 is designed for large-scale commercial irrigation.
Specifications
- Spray radius: 40 – 60 meters
- High discharge capacity
- Requires powerful pumps
- Best for large open fields
Rain Gun Sprinkler Prices in Kenya
Prices depend on nozzle size, material quality, and supplier.
Crops to Irrigate With Rain Gun Sprinklers
Rain gun irrigation supports many crops grown in Kenya.
Field Crops
Maize, wheat, barley, pasture, sugarcane and cotton.
Vegetables
Swiss chards, cabbages, kales, carrots, and other green vegetables.
Fodder
Napier Grass, lucerne, sunflower and boma Rhodes.
How to Install Rain Gun Sprinklers
Step 1: Design the Irrigation Layout
Before installation, determine:
- Farm size
- Water source
- Pipe layout
- Pump location
Good layout design improves water distribution uniformity.
Step 2: Install Main and Sub-main Pipes
Most farmers use HDPE pipes because they are durable and pressure resistant.Proper pipe sizing minimizes friction losses and maintains adequate pressure.
Step 3: Mount the Rain Gun
Rain guns are mounted on:
- Tripod stands
- Trolleys
- Fixed risers
The sprinkler should remain stable during operation to maintain even coverage.
Step 4: Test Pressure and Coverage
After installation, check:
- Spray radius
- Water overlap
- Pressure consistency
Pump Needs for Rain Gun Sprinklers
Why Pump Selection Matters
Rain guns require higher pressure than drip systems. Using the wrong pump results to poor spray coverage and uneven irrigation.When choosing a pump for rain guns, you should consider:
- Water flow rate
- Pressure requirements
- Pipe length
- Elevation changes
The common pumps used for rain gun irrigation include high pressure diesel, petrol or solar
water pumps.
How to Size Pumps for Rain Gun Sprinklers
Determine Flow Requirements
Each rain gun has a specific discharge rate measured in cubic meters per hour.For example:
- PY30 – 6–10 m³/hr
- PY40 – 12–18 m³/hr
- PY50 – over 20 m³/hr
Calculate Total Dynamic Head
Pump sizing should account for:
- Vertical lift
- friction losses in delivery pipes
- Pressure needs
- Distance from water source
Match Pump Performance
Always select a pump slightly above minimum requirements to allow future expansion and pressure stability.
Advantages of Rain Gun Irrigation
Wide irrigation coverage
Rain guns have a wide irrigation coverage.
Reduced Labor
One operator can irrigate large areas quickly.
Flexibility
Portable systems allow rotational irrigation across multiple fields.
Challenges of Rain Gun Irrigation
- High pressure requirements
- Constant Wind interference affects water distribution
- High cost of pumping due to expensive fuel.
- Not suitable for crops susceptible to fungal infections.
Where to Buy Rain Gun Sprinklers in Kenya
Faulu Irrigation LTD has high quality Rain Gun Sprinklers in Kenya.We design and install rain gun sprinklers to farmers at affordable prices.
How to Ensure Long term Performance of Rain Guns
For proper long life use of rain guns, adhere to the following maintenance tips.
- Clean nozzles regularly
- Check for pipe leaks
- Lubricate moving parts
- Monitor pressure levels
Frequently Asked Questions
1. How often should you run rain gun sprinklers?
1 – 2 times. Depends on the crop water needs.
2. How much does a rain gun sprinkler cost in Kenya?
KES 6,000 to KES 45,000.
3. Which pump is suitable for a PY40 rain gun?
High pressure centrifugal pump.
4. Can rain guns be used to irrigate vegetables?
Yes. Kales, Spinach and cabbages can be watered using rain guns.
5. Are solar pumps suitable for rain guns?
Yes, provided the solar pumps delivers sufficient pressure and flow rate.
6. How far can a PY50 rain gun spray water?
Up to 60 meters depending on pressure and nozzle configuration.
7. How much water do rain gun sprinklers use?
It depends on the size of the sprinkler.
8. How many rain guns do I need per acre?
This depends on sprinkler radius, overlap spacing, and farm shape.
9. What pipes are best for rain gun systems?
HDPE pipe.
10. Where can I buy rain gun sprinklers in Nairobi?
Faulu Irrigation LTD.
