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Koshin Pumps

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. Need replacement Parts or repair kits for your Koshin pump, we have them with many available on our web site.

All pumps can be provided in dual fuel system, gas and Propane LPG. Propane offers less expensive fuel, cleaner, safer and long lasting.

Koshin Trash Pumps

Koshin Trash Pumps powerfully handle solids ranging from 1.5 inches to 6 inches and the semi-trash pumps handling solids from 1.5 inches to 3 inches. Each trash pumps is designed for different sized debris, so check the specifications to ensure the pump is appropriate for your application. If you are not sure, give us a call and we will assist you in selecting the right trash pump. 3 YEAR Warranty!

Koshin High-Pressure Pumps

High pressure pumps are not a one size fits all pump category. Koshin High Pressure pumps come in gas and propane powered engines, with specifications designed for fire pumps, irrigation pumps, roofer pumps and more. 3 YEAR Warranty! 

Koshin Electric Submersible Pumps

The Koshin Submersible pumps are a heavy duty lineup of contractor pumps designed for dirty water pumping. These workhorses are ideal for contractors who need a submersible dewatering solution in a variety of conditions. 3 YEAR Warranty!

Koshin Pump Parts

As an authorized Koshin Pump dealer, you can order the full line of Koshin Parts from PumpBiz. If you are not sure of the correct part of kit, give us a call and we will make sure you get the right parts.

 

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  1. Koshin Pumps

    3" Trash Pump Impeller

    0121438

    $463.10

    Trash pump replacement impeller. KTH80S casti iron two blade non-clog impeller.

    Koshin Impeller for Trash Pump KTH-80S

    Impeller for Trash Pump 3" KTH-80S newer models only, not the older style Koshin 3" trash pump KTH-80X which has a impeller 01...

    KTH-80S impeller Learn More
  2. Koshin Pumps

    Seal kit overhaul

    SK-008

    $157.30

    Seal Kit, Buna, For Use With Koshin pumps KDH-50X, STV-50X and STH-50X 2" semi-trash pumps , Includes 1 Mechanical Seal, 3 Adjusting Washer, 2 Plug Sets, 1 Check Valve, 3 O-rings / Gaskets. 11g234 13t386

    The overhaul kits from Koshin America are ...

    Repair Kit STH-50X Learn More
  3. Koshin Pumps

    High Pressure water Pump 2 inch

    SERM-50V

    $1,718.20

    High Pressure water Fire Pump. Koshin Pump with Mitsubishi engine Water Pressure Pump 2 inch. All aluminum die cast pump housing, with CI impeller and volute for lightweight and portability. Metal Carry roll cage handle and base. Mitsubishi GM182 ...

    Obsolete Learn More
  4. Koshin Pumps

    3" Trash Pump Impeller

    115558

    $404.80

    Koshin Trash pump replacement impeller. KTH80 casti iron two blade non-clog impeller.

    Koshin Impeller for Trash Pump KTH-80x Fits All Koshin WP30 Honda 0115558-H

    Impeller for Trash Pump 3" KTH-80X older 'S' models only, not the new style koshin ...

    KTH-80X impeller OLD style Learn More
  5. Koshin Pumps

    Shaft Seal

    11066402

    $34.10
    Mechanical shaft seal for Koshin SE-80EX, SEH-80X, SEV-50X, Yamaha YP30G. Includes carbon and ceramic seal faces along with SS spring. Recommended anytime the impeller is changed or the shaft seal has been removed. Keeps the water from leaking ...
    Carbon / Ceramic water pump seal Learn More
  6. Koshin Pumps

    Seal kit

    SK-005

    $141.90

    Koshin Parts overhaul kit. Seal Kit, Buna, For Use With SERH-40X SEH-40H. Includes 1 Mechanical Seal, 3 Adjusting Washer, 2 Plug Sets, 1 Check Valve, 3 O-rings / Gaskets. 11g231 

    The overhaul kits from Koshin America are easy to install, but if y...

    Repair Kit SERH-40 Learn More
  7. Koshin Pumps

    Seal kit overhaul

    SK-004

    $273.90

    Seal Kit, Buna, For Use With Koshin pumps SEH-100X and STH-100X 4" semi-trash pumps , Includes 1 Mechanical Seal, 3 Adjusting Washer, 2 Plug Sets, 1 Check Valve, 3 O-rings / Gaskets. 11g230 11g236 

    The overhaul kits from Koshin America are easy t...

    Repair Kit SEH-100x STH-100X Learn More
  8. Koshin Pumps

    Koshin KTH-100S trash pump impeller

    0115626

    $437.80
    Koshin KTH-100S (not KTH100x) trash pump impeller. Replacement Spare Part
  9. Koshin Pumps

    Koshin 3" pump Front casing

    0112795

    $126.18

    Koshin front pump casing 3"

    Genuine replacement water pump part for Koshin brand 3" centrifugal water pumps, models: SEH-80X, SEV-80X and STV-80X. Aluminum

    3" Pump casing Learn More
  10. Koshin Pumps

    Seal kit overhaul

    SK-003

    $107.80

    Seal Kit, Buna, For Use With Koshin pumps SEH-80X and SEV-80X 3" pumps , Includes 1 Mechanical Seal, 3 Adjusting Washer, 2 Plug Sets, 1 Check Valve, 3 O-rings / Gaskets. 11g229 6cgh3 

    The overhaul kits from Koshin America are easy to install, but...

    Repair Kit SEH-80X and SEV-80X 3" pumps Learn More
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