10 Best Gas Powered Water Pump 2025 in the United States

The Honda Power Equipment WT20 is a heavy-duty trash pump designed for construction and tough water pumping tasks. Its impressive flow rate of 187 gallons per minute makes it suitable for handling large volumes of water quickly. The Honda OHV commercial engine ensures reliable and easy starting, which is a crucial feature for minimizing downtime on the job site.

With a capability to handle solids up to 13/16 inches, it is well-suited for dealing with dirty or debris-laden water, such as in construction sites or after flooding. The cast iron volute and impeller enhance durability, promising a longer lifespan even under harsh conditions. Its weight of 104 pounds makes it relatively heavy, which could pose challenges in terms of portability, especially without additional transportation equipment.

The pump is gas-powered, providing flexibility in locations where electricity is not available, but users should be prepared for regular fuel refills depending on usage. This Honda trash pump is a robust and efficient option for demanding water pumping tasks, with the trade-off of being on the heavier side, which may affect portability.

The NorthStar Semi-Trash Pump is a solid choice if you need a gas-powered water pump capable of handling water with small debris, thanks to its 3/4-inch solids handling capacity. It moves water at a strong flow rate of up to 384 gallons per minute (or 23,040 gallons per hour), making it suitable for tasks like draining pools, ponds, or flooded areas. Its suction lift reaches up to 23 feet, which is quite efficient for pulling water from lower levels.

The pump’s cast iron impeller and volute add durability, especially in semi-trash conditions where debris might be present. One standout feature is its silicon carbide mechanical seal, which resists wear and heat better than typical seals, promising longer life and less maintenance. The multi-directional discharge lets you direct the flow where it’s most needed, which adds to its versatility.

Weighing 119 pounds, the pump is portable enough to move with some effort, though it isn’t lightweight or compact for frequent carrying. This pump suits homeowners or contractors looking for a durable, reliable semi-trash pump that handles moderate debris well and offers strong flow and lift performance. It balances toughness with practical features but requires some effort to transport.

The Honda WB20XT4A is a robust gas-powered water pump perfect for general-purpose use. Its standout feature is the Honda GX12 118cc commercial grade engine, which offers reliable and powerful performance even in tough conditions. The engine's overhead valve (OHV) design ensures easy starting and efficient operation.

A notable advantage is the 164 gallons per minute (GPM) flow rate, making it suitable for tasks that require high water output. The suction head and discharge head specifications are also impressive, with a maximum lifting height of 105 feet, which indicates good performance in various terrains and conditions. Additionally, the 4 vane high-efficiency impeller, designed by Honda, enhances the pump's performance and energy efficiency. The pump's durability is reinforced by abrasion-resistant silicone-carbide seals and a cast iron volute that minimizes case wear, extending the pump's life. Weighing 51 pounds, it is relatively portable for its category, though it may still be cumbersome for some users to move frequently.

One consideration is the absence of battery operation, limiting its use to environments where gas power is preferable or necessary. The three-year warranty provides added peace of mind. The Honda WB20XT4A is a strong choice for those needing a dependable and efficient water pump for general purposes, especially in demanding or remote settings.