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Roofers Pump, Flat Roof Dewatering Pump Kit

Pump kit w/hose
Model Number
Koshin SEH-40HR Flat Roof Dewatering Roofers Pump, Flat Roof Dewatering Pump Kit

Koshin SEH-40HR

Roofers Pump KIT. Ponding water on a roof causes damage to the flat roof. Why worry about roof drainage get a roof pump, Portable Damage Control at fire scene. Honda engine Water Pump 1-1/2 inch. Perfect complete kit for roofers. All aluminum die cast pump housing, with Cast Iron impeller and volute for lightweight, portability while durable wear parts as needed for working on a flat roof. Metal Carry handle and base make it easy to move around roof surface. Honda GX50 4-cycle engine. 4-Cycle engine so NO mixing gas, also available in propane dual fuel.

Honda powered means reliability.

Honda engine is 49cc, .05 ga. gas tank providing .83 Hrs run time dewatering flat roofs. Honda engine Includes low oil sensor. Kit includes low profile bottom suction strainer and short hoses. See images.

For Pump-N-Go ease consider the PortaPump PP32.

Performance Curve
Series: Fire High Pressure Pumps Gas

For other roofer pumps for dewatering flat roofs or removing water from flooded roof, window well, patio and other flat surfaces see: PB-65011 , 505025 , LSC or LSR in electric or SEH-25L Honda gas.

More Information
Model Number SEH-40HR
Series High Pressure Pumps
Max Flow (GPM.) 73
Max Flow GPH 4380
TDH Maximum (Ft) 141
TDH Maximum (PSI) 61
Horse Power (HP) 2
Horsepower (IE .5, 1, 1.5, 20) 2.2000
Inlet Connection Type MNPT
inlet size 1 ½"
Inlet (In.) 1.5
Outlet Connection Type MNPT
Outlet (In.) 1.5
Wetted Materials Aluminum, Cast 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 Carbon-ceramic
Mechanical Seal Type Single
Other 16''x13''x18''
Low Oil Shutdown Yes
Impeller Material Cast Iron, semi-open
Duty Continuous
Drain Yes
Port Rotation Yes
Country of Manufacture Japan
Weight (Lbs) 26.000000
Warranty (YRS.) 3
GPM Of Water At 40 Feet Of Head 70
GPM Of Water At 60 Feet Of Head 60
GPM Of Water At 80 Feet Of Head 35
GPM Of Water At 100 Feet Of Head 30

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.