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koshin dewatering pump propane lp powered Koshin STV-80x semi trash water pump Koshin Water Pump sizes koshin pumps koshin gas engine k180 sev water pump
koshin dewatering pump propane lp powered

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Manufacturer: Koshin Pumps
Series (7 Models):

Semi-Trash Pump

Product Name:

Propane Water Pump 3 inch Semi-Trash

Model Number:


Gallons Per Hour: 16620 (277 GPM)
Horsepower: 4 7/10

Quick Overview

4-Cycle 4.7HP 14,280GPH


Propane powered Semi-Trash Pump 3 inch,

Koshin Pump with dual fuel LPG / gas engine . STV-80X All aluminum die cast pump housing, with CI impeller and volute for lightweight and portability along with long life internal parts. Cast Iron impeller and volute are premium Spheroidal Graphite Cast Iron. This provides much greater wear resistance than ordinary and less expensive plain cast iron. Koshin is the ONLY pump manufacturer to use this high grade material. Metal Carry handle and base. 4-Cycle 179cc engine so NO mixing gas. Use standard automotive gasoline. Premium features include Silicon carbide SiC seals, 2 times harder, 15% tougher, and 50% stronger than common ceramic seals. Unlike inferior brands made in China which only have half the seal SiC, these include both faces made of SiC for ultimate long life pumping dirty water without leaking.

Compare to Honda powered water pump for construction, golf course and industrial dewatering. Utilities, manhole and vault draining, marine, Landscape irrigation, mobile plant watering.

.95 ga. gas tank providing 2 Hrs run time. Or run for many hours on a standard BBQ propane bottle.

With great experience and over 40 years of tradition KOSHIN produces the highest quality water pumps. KOSHIN brand have been ranked no 1 in the world by numerous professionals.

Koshin Engine Includes low oil sensor. Sturdy steel roll cage included. Full 2 year pump and engine warranty. Gas engine is made by Koshin and has the same industry respected quality, workmanship and superior design that has made their pumps the standard with contractors and rental shops around the World.

Do not be fooled by imitation "industrial" pumps sold elsewhere and made in China. The pump quality is not the same and as with any pump parts will be needed. PumpBiz stocks parts to all the pumps we sell and support. These brand name pumps are the same pumps used by many rental stores, so they have proven themselves many times over.

Additional Information

Model Number STV-80XLP
Warranty (YRS.) 3
Max Flow (GPM.) 277
Max Flow GPH 16620
TDH Maximum (Ft) 95
TDH Maximum (PSI) 41
Horsepower 4.7
Horse Power (HP) 5
Inlet Connection Type MNPT
Inlet (In.) 3
Outlet Connection Type MNPT
Outlet (In.) 3
Wetted Materials Aluminum, Ductile Iron
Elastomers / O-ring Buna-Nitrile
Motor Gas Engine
Speed (RPM.) 3450
Self Priming Yes
Suction Lift (FT.) 26
Max Operating Temperature (F) 120
Viscosity Cream 16.50 cp 100.00 ssu
Mechanical Seal Yes
Mechanical Seal Face SiC
Mechanical Seal Type Single
Applications Contractor, Dewatering, Self-Priming
Other 21''x17''x19''. EPA and CARB Certified Engine
Low Oil Shutdown Yes
Impeller Material Spherodial Graphite Cast Iron, semi-open
Duty Continuous
Drain Yes
Port Rotation Yes
Run Time (HR.) 2
Fuel Tank Size 0.95
Country of Manufacture Japan
Weight (Lbs) 78
Time to Ship (DAYS) 1 day
Engine Brand Koshin
UPC 4971770126282
GPM Of Water At 30 Feet Of Head 210
GPM Of Water At 40 Feet Of Head 190
GPM Of Water At 50 Feet Of Head 165
GPM Of Water At 60 Feet Of Head 125
GPM Of Water At 70 Feet Of Head 75

Koshin pumps are the standard and known world wide in the contractor, rental, and portable pump markets as the brand to use. Most portable water pumps by Koshin feature Honda gas engines. Koshin manufactures a complete line of self priming centrifugal pumps for general transfer, high pressure and trash debris filled liquids. These pumps come in gas or diesel engine and single phase electric submersibles. Koshin is the most copied pump design coming out of China, but do not think they are the same. Use only the best, the original Koshin.

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 against manufactured defects. Our pumps are used and loved in 160 all over the world.

Koshin… the world’s toughest pump.