WT40XK3A

Honda Motor Co., Ltd. WT40XK3A Self-Priming Full Trash Pump (25,380 GPH, 4in, GX390 Engine, 1-1/16in Solids)

The Honda WT40XK3A Self-Priming Full Trash Pump is a heavy-duty 4-inch contractor-grade water pump engineered for large-scale construction dewatering, flood control, and industrial water transfer applications. Powered by the robust Honda GX390 4-stroke OHV engine, this pump delivers exceptional performance, high durability, and reliable operation in the most demanding job site conditions.

Built as a full trash pump, the WT40XK3A is designed to handle dirty water containing sand, mud, and solids up to 1-1/16 inch (27 mm) without clogging or performance loss. Its self-priming centrifugal design allows for fast startup and continuous pumping even in harsh environments with unstable water conditions.

With a maximum flow capacity of 25,380 GPH (423 GPM), this model is ideal for contractors, rental fleets, municipalities, and emergency response teams that require powerful, high-volume pumping in a portable 4-inch configuration.

Key Features

- Powerful Honda GX390 industrial engine for high-output performance
- High flow capacity up to 25,380 GPH (423 GPM)
- Handles solids up to 1-1/16 inch (27 mm)
- Self-priming centrifugal trash pump system
- Heavy-duty construction for extreme job site conditions
- Portable 4-inch contractor-grade design
- Excellent fuel efficiency for long runtime operation
- Reliable performance in muddy, sandy, and debris-filled water
- Rugged steel frame for durability and transport protection
- Trusted Honda engineering for long service life

Applications

- Large-scale construction dewatering
- Flood and stormwater removal
- Municipal water management
- Infrastructure and highway projects
- Utility and pipeline construction
- Agricultural irrigation and drainage
- Emergency disaster response
- Industrial site water transfer