WASSERMANN 2000GPH Prime Bilge Pump 12V - Heavy-Duty Marine Pump

In this review of the WASSERMANN 2000GPH Prime Bilge Pump 12V, the bottom line is simple: this is a workhorse submersible pump for boat owners who need reliable, continuous dewatering with minimal fuss. Intended for small to medium boats and demanding plumbing setups, the pump stands out for its high flow capacity and sturdy construction. The review focuses on build quality, electrical needs, and day-to-day usability, and finds that the combination of a robust 12V motor, anti-airlock protection, and a long power cord makes it an excellent choice for owners who prioritize durability and low maintenance.

Key Features

• 2000GPH flow: Delivers high-performance water removal suitable for rapid bilge clearing and heavy-duty marine applications.
• 12V motor with 11A typical draw: Balances strong pumping power with reasonable continuous current consumption for common onboard electrical systems.
• Durable materials: Impact-resistant ABS and rust-proof components provide long-term resistance to harsh marine conditions and reduce failure risk.
• Anti-Airlock protection: Built-in technology prevents air locking so the pump can restart reliably without manual intervention.
• Long power cord and 29mm outlet: The 4.7ft power cord and standard outlet diameter simplify placement and plumbing connections during installation.
• Quick-release strainer base: Makes routine debris removal and maintenance fast and tool-free, saving time during seasonal checks.

Who It's For

The WASSERMANN 2000GPH is best for boat owners, small commercial operators, and fishermen who need a robust submersible bilge pump capable of handling substantial water ingress and continuous duty. It suits rigs where a 12V supply is available and where users appreciate low-noise operation and corrosion-resistant construction.

Those with very small tenders or ultra-lightweight craft that only require occasional low flow might find the capacity and current draw more than necessary, and owners without a secure 12V circuit or who need an integrated automatic switch should consider a different model with built-in float switch features.

Pros & Cons

Pros

• High 2000GPH pumping capacity clears bilges quickly in heavy conditions.
• Solid, marine-grade construction with impact-resistant ABS reduces corrosion and mechanical wear.
• Anti-airlock technology and quiet operation increase reliability and comfort on board.
• Long 4.7ft cord and 29mm outlet make installation and plumbing straightforward.

Cons

• Requires a stable 12V supply and can draw up to 22A peak, so install wiring and fusing accordingly.
• No integrated automatic float switch included, so automatic activation requires additional hardware.

Specifications

Flow Rate	2000 GPH
Voltage	12V
Typical Current Draw	11A
Maximum Current Draw	22A (peak)
Power Cord Length	4.7 ft
Outlet Diameter	29 mm
Construction	Impact-resistant ABS, rust-proof components

Our Verdict

The WASSERMANN 2000GPH Prime Bilge Pump 12V is a reliable, value-oriented choice for boat owners who need fast dewatering and long-term durability. With high flow, anti-airlock protection, and marine-grade materials it handles demanding bilge work well; just plan for proper 12V wiring and add an automatic switch if you need unattended activation.

Frequently Asked Questions

What power does this pump require?
The pump runs on 12V and draws about 11A in normal operation with a peak draw up to 22A during startup.

Is the pump corrosion resistant?
Yes. It uses impact-resistant ABS and rust-proof components to withstand harsh marine environments.

Does it include a float switch for automatic operation?
No. The pump does not include an integrated float switch, so add an external automatic switch if you need unattended activation.