K-Rain - 78004-RN100-ADJ-90-270 - 4'' Pro-S Spray w/ Pre-Installed Rotary Nozzle
K-Rain - 78004-RN100-ADJ-90-270 - 4'' Pro-S Spray w/ Pre-Installed Rotary Nozzle is backordered and will ship as soon as it is back in stock.
Why so “cheap” at CheapSprinklers? Low prices by design — same parts, no compromise
Our prices are lower because of how we run our business — not because the product is different — and we pass those efficiencies directly on to you.
You’re receiving the same brand-new, factory-sealed item sold by big-box, supply-house, or bloated online-warehouse sellers — delivered direct to you, for less.
- Bulk Purchasing: We buy in high volume to lower per-unit cost
- Low Overhead: No physical storefronts or unnecessary middlemen
- Price-First Model: Our business is built around keeping everyday prices as low as possible — so you can put the savings toward other projects or your business.
- Fast & Efficient Fulfillment: Streamlined US warehouse operations keep costs down and orders moving fast.
The Result: Genuine products with full manufacturer warranty — delivered fast, without paying inflated big-box, supply-house, or bloated online-warehouse markups for the same parts.
CheapSprinklers Product Guarantee How we guarantee authenticity and warranty coverage
All products sold by CheapSprinklers are brand new and factory sealed. This K-Rain Spray Head (78004 & RN100-ADJ-90-270) is sourced directly from K-Rain and ships from us in new-in-box retail packaging.
We’ve been sourcing and supporting irrigation products for professionals and DIYers through both brick-and-mortar and online channels since 1981.
If there’s ever an issue, CheapSprinklers stands behind what we sell and will help coordinate any warranty claim or replacement.
- Genuine New K-Rain Spray Head: no knockoffs, no refurbished, no old stock
- Factory Sealed: shipped in original new-in-box retail packaging
- Current Production Inventory: no discontinued or clearance stock
- Complete K-Rain Warranty: full manufacturer coverage begins when your order is delivered
The Result: Peace of mind. You’re installing top-quality equipment — and if there’s ever an issue with this Spray Head, you’re fully supported by CheapSprinklers and K-Rain.
4'' Pro-S Spray with pre-installed 90 to 270 degree Rotary Nozzle with a radius of 13' to 15'.
The Pro-S™ Spray is designed to provide long life and outstanding performance. The result of precision engineering and extensive field testing by contractors around the world. These sprays are distinguished by robust construction, rugged body and cap, co-molded seal and heavy-duty retraction spring. Built with the contractor in mind. The co-molded wiper seal ensures proper operation time after time with minimal flow by.
Rotary nozzle design versatility allows the contractor to carry fewer nozzles in their trucks. The 90° – 270° adjustable arc will fulfill 80% – 90% of all arc adjustments usually required! The full 360° and specialty models complete the variety of pattern options. Assembly fits in a Rain Bird® 1800 Series spray body.
SPECIFICATIONS:
- Rotary Nozzle Distance: 13'-15'
- Arc Adjusment: 90° to 270°
- Pressure Rating: 20 - 70 PSI (1,4 - 4,8 bar)
- Flow-by: 0 - 8 psi (0,6 bar) 0.20 GPM (0,76 LPM)
- Inlet: 1/2" (1,3 cm) Female Thread NPT
PRO-S Spray Features:
- Co-Molded Wiper Seal - Ensures a leak free, full pop-up operation even under low-pressure situations. Cartridge design allows for easy removal and cleaning. Treated with UV inhibitors for long life. Seal is microbe resistant to reduce degradation and stick-ups.
- Accepts Female Threaded Nozzles
- Ratcheting Riser - Permits quick, easy alignment of spray pattern.
- Heavy-Duty Retraction Spring - Strongest spring in the industry for positive retraction in all soil conditions.
- Fits in Rainbird 1800 Can
Rotary Nozzles Features:
- Adjustable 90° to 270°
- Hand adjustable – no tools needed
- Durable Design-Molded with high-impact engineered resin for long life.
- Superior Uniformity-Multi-stream technology provides outstanding coverage eliminating brown spots.
- Matched Precipitation – Low precipitation rate is proportionate even after arc and radius adjustment.
- Water Smart Technology-Reduce water usage up to 30% without compromising on results.
- Double pop-up Design – Delivers additional protection from dirt/particulate intrusion in harsh conditions.
- Simple to Adjust-Easiest adjustment in the industry.
- Color-Coded – Easily identify 6 standard nozzles and 3 specialty nozzles in the field.
- Large filter – prolongs product life
- Can be installed in the same zone as rotors
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