STH Series
Semi-Trash Pumps
Perfect for debris in the water stream. Muddy / Sandy / Pebbles / Debris
Professional contractors know that worksite water is often muddy, sandy and can wear down a clear-water pump. Koshin’s Semi-Trash Pumps are designed with high-quality for durability under tough construction site conditions. Koshin Semi-Trash Pumps are the best pumps available featuring Honda driven and Koshin driven lines. 3 Year Warranty!
Outstanding Features
- 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
Available Models
OUR COMMITMENT
For over 70 years Koshin has continued to invest in new product testing and development. Koshin totally redesigned its production facilities in 2013 adding in house aluminum die casting, production automation, and state of the art process flow management. With a core philosophy of customer satisfaction, Koshin insures that each product off of its production line is of the finest quality. This is why we can proudly say that the performance specification found in this catalog are guaranteed minimum. This is often not the case with our competitors, who inflate actual performance values.
To further insure our valued customers that Koshin stands by our produces, we offer a 3 year limited warranty (on most pumps, not all) against manufactured defects. Our pumps are used and loved in 160 all over the world.
Koshin… the world’s toughest pump.