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Front view of K-Rain MiniPro 4" gear-driven rotor sprinkler model 13003 showing pop-up riser, nozzle turret and top arc set indicator for adjustments.

K-Rain MiniPro 4" Gear-Driven Rotor Sprinkler (13003)

Brand: K-Rain
Save 44%
$25.69
$14.45
SKU 13003
In Stock (3)

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The K-Rain MiniPro 4" (model 13003) is a compact, gear-driven rotor sprinkler designed for small lawns, landscape beds, and for replacing fixed-pop spray zones. It delivers professional performance with an easy top-arc set and interchangeable nozzles for flexible, efficient coverage.

  • Riser & inlet: 4" pop-up riser with 1/2" threaded NPT inlet for standard mini-rotor replacements.
  • Adjustable arc: Patented Top Arc Set allows 40°–360° adjustment wet or dry for precise, repeatable coverage.
  • Nozzles: Supplied with five numerically coded interchangeable nozzles to tailor radius and flow.
  • Performance: Flow range 0.8–3.3 GPM at 20–70 PSI and a 25° nozzle trajectory for even distribution.
  • Durability: Stainless-steel radius adjustment screw, rubber cover seal, and ratcheting riser reduce maintenance.
  • Options & warranty: Optional check-valve models available; see manufacturer documents for warranty and specifications.

Use the MiniPro 13003 wherever a compact, reliable rotor is needed. Consult the included product brochure and setting instructions for nozzle selection, installation steps, arc-setting tips, and routine maintenance to maximize performance and water efficiency.

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Frequently Asked Questions

What inlet size does the MiniPro 13003 use?
It uses a 1/2" threaded NPT inlet compatible with standard mini-rotor fittings.
How do I adjust the arc on this rotor?
Use the patented Top Arc Set slot with a flat screwdriver; adjustment can be made wet or dry.
Can I replace the nozzles to change radius?
Yes. It includes five numerically coded interchangeable nozzles to tailor radius and flow.
Is there a check-valve option to prevent low-head drainage?
Yes. Optional check-valve (CV) models are available to prevent low-head drainage.

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