Fluval Sea Aquarium Sump Pump SP4 (7500 lph)

Fluval Sea Aquarium Sump Pump SP4 (7500 lph)

The Fluval Sea Aquarium Sump Pump SP4 is an ideal solution for hobbyists looking for reliable, efficient water circulation in their marine or reef aquarium setup. Built to deliver consistent performance with whisper-quiet operation, the SP4 helps maintain healthy water movement critical for oxygenation, filtration, and the wellbeing of marine life.

With a compact footprint, the SP4 easily fits into most sump configurations. Its high-quality ceramic impeller shaft and bearings provide excellent durability, even in the corrosive conditions of saltwater aquariums. An adjustable flow rate gives you control to tailor the pump’s performance to your specific system needs, whether powering a return line, protein skimmer, or other filtration equipment.

Energy-efficient and designed for longevity, the Fluval SP4 operates with minimal heat transfer and is built to run continuously. Whether you are running a reef tank with delicate corals or a mixed marine system, the SP4 provides the circulation required to maintain water clarity and stability.

Key Features:

• Efficient, high-performance sump pump for reef and marine aquariums

• Can be used fully submersed or dry

• Adjustable flow rate for customised water movement

• Ultra-quiet operation — perfect for living spaces

• Corrosion-resistant ceramic shaft and bearings for long life

• Compact design for easy sump installation

• Suitable for return lines, protein skimmers, and other filtration applications

• Minimal heat transfer — maintains optimal tank temperature

• Engineered for continuous use with maximum reliability

• Trusted Fluval quality and performance

• Only 90w

For aquarists seeking superior circulation in their marine systems, the Fluval Sea SP4 offers the perfect balance of performance, efficiency, and quiet operation.