Whale Supersub 921 12V Submersible Pump – Compact, Powerful & Reliable

The Whale Supersub 921 12V Pump delivers dependable performance for marine, caravan, and RV water systems. Compact and efficient, this pump can handle freshwater, saltwater, or diesel, making it an excellent solution for multi-purpose applications. Designed for easy drop-in installation, it’s ideal for upgrading from manual to electric systems without major modifications.

Features and Benefits

Technical Specifications

Applications

Installation Tips

Drop the pump vertically into the tank ensuring it is fully submerged. Connect securely to your power supply and hose line. Regularly check and clean to maintain flow efficiency and prevent blockage from debris.

Why Choose Whale?

Whale is a trusted global brand known for innovative water system products used in marine, caravan, and industrial applications. Built on decades of engineering expertise, the Supersub 921 delivers efficient pumping power in a sleek, low-profile design for reliable everyday use.