Pressurized Accumulator Water Tank for Marine & RV Water Systems

Maintain consistent water pressure and prolong pump life with this Pressurised Accumulator Water Tank. Designed to work with 12V or 24V water pump systems, it helps smooth water flow, minimize pump cycling, and reduce noise.

This compact, inline water tank contains a pre-pressurized internal bladder that balances system pressure and helps provide a steady stream of water at faucets and showers — whether in marine vessels, caravans, tiny homes, or off-grid cabins.


⚙️ Key Features:

  • Consistent Water Flow: Reduces pump cycling and delivers smooth, even pressure.

  • Protects Water Pump: Extends pump life by reducing wear and frequent starts.

  • Pre-Pressurized Bladder: Internal diaphragm separates water and air for efficient pressure regulation.

  • Easy Installation: Compact design fits inline with your water system and includes standard hose fittings.

  • Wide Compatibility: Ideal for boats, RVs, caravans, camper vans, and off-grid water systems.


A smart upgrade to any pressurized water system, this accumulator tank improves performance and efficiency — giving you quieter operation and longer-lasting equipment.

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