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Yamaha Trash Pump 4"

  • Manufacturer:
  • Product Name:
    Yamaha Trash Pump 4"
  • Model Number:
Model Number
YP40TX Yamaha 4" trash pump

Yamaha YP40TX

Yamaha trash pump self priming 4" powered by a dependable Yamaha 4-cycle gas engine.

A 4-stroke, Overhead Valve engine is the heart of the YP40TX. This mid-range pump can move up to 26,940GPH through a 4-inch port. It's engineered for long life with features like auto shut-off, low oil warning, and more. Need to move some water? High Capacity industrial water pumps from Yamaha can do the job. Remove water from basements, swimming pools, RV parks, motorsports tracks and more!


  • OHV 4-stroke engine that is quieter, more powerful, and consumes less fuel than comparable engines.
  • Cast iron cylinder lining has optimal heat dissipation
  • Automatic oil warning system shuts off engine before oil level is low - Prevents engine damage, avoids costly repairs, minimizes down time, enhances long term durability.
  • Transistorized ignition provides lean, efficient spark - Maintenance-free and ensures fast, easy starting, reliable operation.
  • Auto-decompression - Automatically "opens" exhaust valve to reduce compression for easier starting.
  • EPA Emission Engine Life Rating - meets the strictest environmental standards - EPA and CARB.
  • Impeller and volute case are cast iron for greater strength and durability for dewatering purposes.
  • Dependable carbon-ceramic mechanical seals are durable, easy to replace and they reduce abrasion for long pump life.
  • Standard National Pipe Thread (NPT) fittings connect easily with the suction and discharge hoses.
  • 3 year Warranty
  • Self-Priming Time: 200 sec / 26 ft
More Information
Model Number YP40TX
Max Flow (GPM.) 449
Max Flow GPH 26940
TDH Maximum (Ft) 89
Horse Power (HP) 11
Horsepower (IE .5, 1, 1.5, 20) 11
Inlet Connection Type MNPT
Inlet (In.) 4
Outlet Connection Type MNPT
Outlet (In.) 4
Wetted Materials Aluminum, Cast Iron
Elastomers / O-ring Buna-Nitrile
Motor Gas Engine
Self Priming Yes
Max Operating Temperature (F) 104
Max Particle Size (In) 1.06
Viscosity Vegetable Oil 34.60 cp 200.00 ssu
Mechanical Seal Face SiC
Mechanical Seal Type Single
Other Self Priming Time 200 sec / 26.25 ft. Engine MZ 300 357cc.
L x W x H (in) 26.97 × 19.88 × 21.85 in
Impeller Material Cast Iron, semi-open
Drain Yes
Port Rotation Yes
Fuel Tank Size 5.5
Weight (Lbs) 174.000000
Engine Brand Yamaha
Warranty (YRS.) 3
GPM Of Water At 60 Feet Of Head 400