3-Pump XL Sea Chest

The 3 Pump XL Sea Chest, also known as a high-capacity marine pump box, is designed for increased water flow and higher demand systems. With a triple pump configuration and expanded chamber, this system delivers powerful, consistent performance while providing added redundancy for larger marine setups.

Constructed from marine-grade 316 stainless steel and fully powder coated inside and out, this pump box is built to withstand harsh saltwater environments without compromise. The clear acrylic inspection lid allows for quick system checks, while the modular outlet configuration provides flexibility to customize your setup.

Performance
Flow Rate: Up to 7400 GPH total system capacity
Inlets: 2 × 2” NPSF threaded ports
Outlets: 3 × 1.5” NPS ball valves + optional 3/4” outlets
Usable Volume: ~4.71 gallons