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Koshin STH-100X Honda GX240 4" Semi-Trash Pump

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Pumps especially designed for use in muddy or sandy water conditions that could damage centrifugal pumps. Semi-Trash pumps are ideal for most rugged construction projects.


  • Great for Irrigation, Construction, Industrial and General Water Transfer
  • Silicon Carbide Mechanical Seals for Increased Abrasive Resistance, Longer Life, and Less Maintenance
  • Impellers and Volutes are Constructed of Spheroidal Graphite Ductile Cast Iron for Durability, and Long Life
  • Pump Housings are Made of Die Cast Aluminum for Strength, Weight Reduction, and Portability
  • Rugged Powder Coated Roll Cages
  • Honda Engines with Low Oil Shut Off
  • Three Year Limited Warranty on Pump Ends

Price Includes

  • Semi-Trash pump unit


  • Power: Honda GX240 7.9HP Gasoline engine
  • Packaged Dimensions:
    • Length: 26 in
    • Width: 20 in
    • Height: 26 in
  • Packaged Weight: 132 lbs
  • Suction, Discharge Size: 4 in NPT
  • Maximum Output: 383 gal/min
  • Maximum Discharge Head: 92 ft
  • Maximum Suction Lift: 26 ft
  • Maximum Pressure: 39.8 psi
  • Full Load Run Time: 2.5 hours


This product qualifies for Free Shipping. There are no minimum purchase requirements or hidden fees. The price you see is the price you pay, without any surprises at checkout.

Quality assurance is our top priority. Before any item leaves our warehouse, it undergoes a Complimentary Pre-Inspection. This process ensures that what you receive is exactly what you ordered, in perfect condition.

Time is precious, and we respect yours. Our Unparalleled Speed in processing and shipping orders means you won't have to wait long for your purchase. Our efficient logistics team works tirelessly to ensure that your order is dispatched promptly and arrives well within the estimated delivery time of 3-5 Days.

Above all, we prioritize your Peace of Mind. From secure packaging to reliable delivery partners, every step of the shipping process is designed to ensure your order reaches you safely and without any hassle. Plus, our customer service team is always here to help with any questions or concerns, providing you with a worry-free shopping experience.


At HOC, we meticulously select our dealers from a pool of globally renowned entities, ensuring that we offer only the best to you. Our commitment to excellence is further reflected in our offering of the most Comprehensive Warranty Periods among equipment dealers across North America.

This approach allows you to make your selection with a sense of confidence and assurance, knowing well that your purchase is under the protection of a warranty that's as steadfast and dependable as the product itself. We invite you to experience the peace of mind and trust that come with choosing HOC, where your satisfaction and security are our topmost priorities.

To view the specific warranty period applicable to this product, and to delve into the details of your protection, please click the link below.

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Koshin STH-100X Honda GX240 4" Semi-Trash Pump

Koshin STH-100X Honda GX240 4" Semi-Trash Pump