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RUGGED PUMPING POWER

Pre Order Item: This item is on backorder at the moment. Any order including this item will ship on or before September 22nd, 2025. You will receive an email notification when this item ships.

Experience superior performance and reliability with the Tomahawk 13 HP 4" Industrial Duty Trash Water Pump, powered by the trusted Honda GX Series engine. Designed for heavy-duty dewatering tasks, this portable utility pump is perfect for contractors and professionals needing to handle large volumes of water quickly. Ideal for construction sites, agriculture, flood control, and other industrial applications, this pump delivers robust power and efficiency to move debris-filled water with ease.


Honda GX390 Engine

Trusted Honda engine delivers unmatched reliability and performance, ensuring minimal downtime.

High Capacity

Pumps up to 25,380 gallons per hour with a 4-inch suction/discharge hose for efficient water transfer.

Easy Portability 

Compact design with a sturdy steel frame allows for easy transport and storage.

Durable Construction

Industrial-grade components withstand harsh job site conditions, providing long-lasting durability.

Powerful Dewatering

Move water efficiently in demanding job site conditions with this high-performance pump.

Features

  • Automatic Low Oil Shutdown: Protects the engine from damage by automatically shutting down when oil levels are low.
  • 4” Trash Pump: Capable of handling solids up to 2” for effective trash and debris-laden water removal.
  • Quick Priming: Equipped with a quick priming feature, this pump gets to work fast, minimizing downtime.
  • Easy Start: With Honda’s renowned recoil starting system, you can count on reliable starting in any condition.
  • Reduces Downtime: With Honda’s reliability and easy access to replacement parts, you'll experience minimal interruptions.
  • Versatile Applications: Perfect for floodwater, slurry, and any job requiring heavy water displacement.
  • User-Friendly Design: Built for easy maintenance and simple operation, so you can get the job done faster.

Specifications

  • Engine: GX390
  • Displacement: 389 cc
  • Pump Type: Trash Centrifugal Self-priming
  • Volute: Rigid Mounted Cast Iron w/ Stainless Wear Plate
  • Impeller: Conical Cast Iron
  • Priming time: 150 sec. @16.4 ft
  • Discharge capacity: 423 gal/min
  • Suction port diameter: 4"
  • Discharge port diameter: 4"
  • Total head lift: 82 ft.
  • Suction head lift: 26 ft.
  • Maximum pressure: 36 psi
  • Solids handling: 2 inches
  • Dimensions (LxWxH): 28.9" x 21.1" x 22.2"
  • Dry weight: 148 lbs.
  • Fuel Capacity: 1.6 gal
  • Run Time @ Max Discharge: 1.5 hr

Package Includes

TW4H Water Pump

Applications

1. Construction Sites

  • Job Site Dewatering: Quickly remove water from trenches, foundations, and excavation sites to prevent work delays and ensure safe working conditions.
  • Concrete Work: Efficiently clear water from areas where concrete pouring or structural work is underway, allowing for a dry and stable foundation.
  • Stormwater Management: Handle sudden water accumulation due to heavy rains, ensuring that your construction project remains on track without costly delays.
  • Tunneling and Underground Work: Pump out groundwater that seeps into tunnels or basements, preventing potential damage to construction materials and equipment.

2. Agriculture and Irrigation

  • Irrigation System Management: This pump can be used to transfer water from rivers, ponds, or reservoirs for large-scale irrigation, keeping crops watered even during dry seasons.
  • Livestock Watering and Drainage: Quickly fill or empty large water troughs, ponds, and other water sources for livestock, or dewater flooded fields after heavy rains.
  • Flood Irrigation: Facilitate traditional irrigation methods by distributing water across fields evenly, ensuring crops receive adequate moisture.

3. Flood Control and Emergency Response

  • Floodwater Removal: In emergency scenarios, such as floods or hurricanes, this pump is crucial for rapidly removing large volumes of water from homes, businesses, and public spaces.
  • Disaster Recovery: Municipalities and rescue teams rely on industrial pumps to restore normalcy after floods, clearing water from roads, parks, and public infrastructure.
  • Basement and Crawlspace Pumping: Homeowners, property managers, and restoration companies use the pump to mitigate water damage in basements and crawlspaces after flooding incidents.

4. Mining Operations

  • Pit Dewatering: Efficiently pump water from mining pits, keeping the worksite dry and preventing dangerous conditions caused by water accumulation.
  • Tailings Management: Transfer water and slurry from tailings ponds to ensure safe containment and prevent environmental hazards.
  • Underground Mine Dewatering: Essential for keeping mining tunnels dry and operational, protecting both workers and equipment from the hazards of water ingress.

5. Municipal and Public Works

  • Storm Drain Maintenance: Clear blocked or flooded storm drains quickly, preventing road closures and property damage due to water overflow.
  • Sewage Bypass Operations: Ideal for sewage management, the trash pump can handle semi-solid materials, ensuring consistent flow during maintenance or repair of sewage systems.
  • Park and Recreation Maintenance: Maintain and manage water features in parks or public spaces, such as ponds, fountains, or artificial lakes, by quickly removing excess water or draining for cleaning purposes.

6. Industrial and Manufacturing

  • Wastewater Management: Clear industrial wastewater from manufacturing processes, ensuring compliance with environmental regulations and preventing contamination.
  • Cooling Water Transfer: Used in industrial facilities to move cooling water from one area to another, especially in processes involving heavy machinery that requires constant cooling.
  • Firefighting Support: Provide additional water supply in industrial firefighting situations, where access to water might be limited, by transferring water from lakes, reservoirs, or tanks.

7. Landscaping and Large Property Management

  • Large Property Irrigation: Perfect for estates, golf courses, or large parks, this pump provides efficient water movement for large-scale irrigation needs, keeping green spaces lush and vibrant.
  • Pond and Lake Management: Easily manage water levels in man-made ponds or lakes by pumping excess water out or refilling when necessary to maintain desired water levels.
  • Erosion Control: Manage water runoff and drainage on sloped terrains, reducing the risk of erosion and ensuring that landscaped areas remain intact.

8. Marinas and Docks

  • Dock Maintenance: Remove water accumulation from docks and mooring areas, ensuring safe access and preventing flooding.
  • Boat Ramp and Marina Dewatering: Keep boat ramps and marina areas clear of standing water for safe operations and to maintain proper water levels for docking and launching.

9. Septic and Sewer Systems

  • Septic Tank Pumping: Handle septic tank cleaning and pumping with ease, thanks to the pump’s ability to handle solids and semi-solids, which are common in these systems.
  • Sewer Line Maintenance: Ideal for bypass pumping during sewer line repairs or maintenance, ensuring continuous operation while work is being conducted.

10. Event and Outdoor Management

  • Outdoor Festivals and Events: Drain areas prone to flooding before outdoor events, ensuring the safety and comfort of attendees and preventing venue damage.
  • Water Features: Use in water feature maintenance at outdoor events, quickly draining fountains or artificial ponds for cleaning and setup.

Info and Guides

Specification Sheet

Operations Manual

Parts Manual

Water Pumps: Uses and Benefits

Water Pump Uses In Agriculture

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