K-Rain - 78004-RN200-ADJ - 4'' Pro-S Spray w/ Pre-Installed Rotary Nozzle
K-Rain - 78004-RN200-ADJ - 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 & RN200-ADJ) 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 80 to 360 degree Fully Adjustable Rotary Nozzle with a radius of 16' to 19'.
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.
The K-Rain® Fully Adjustable Nozzles use up to 30% less water and are eligible for conservation rebates and incentives in many areas.
No other nozzle on the market today is fully adjustable from 80° to 360° degrees offering maximum flexibility in system design and eliminating the need for multiple nozzles. One nozzle does it all. Assembly fits in a Rain Bird® 1800 Series spray body.
SPECIFICATIONS:
- Rotary Nozzle Distance: 16'-19'
- 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:
- Fully adjustable 80° to 360° – only one SKU per distance
- Hand adjustable – no tools needed
- Radius adjustment up to 30% –patented flow control
- Arc adjustment wet or dry – visual left start and right stop
- Double pop up system – superior dirt tolerance
- Speed rotation control – silicon grease
- Matched precipitation – superior efficiency in water and uniformity through all patterns and distances
- Low precipitation rate – reduces runoff and improves soil absorption
- Low flow rate – allows for more heads per zone, fewer zones
- Viscous dampening – ensures consistent application speed over varying flow rates and pressure ranges
- Multiple stream technology – for improved wind resistance
- Large filter – prolongs product life
- Can be installed in the same zone as rotors
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