Dolphin Diamond Aqua Sea 15500 Saltwater Pump

The Dolphin Diamond Aqua Sea 15500 Saltwater Pump is a high-performance external aquarium pump engineered for large marine aquariums, reef systems, aquaculture facilities, fish farms, commercial aquatic systems, ponds, hydroponic applications, and other demanding high-volume water-circulation installations. With a massive 15,500 GPH flow capacity, the Aqua Sea 15500 is designed for systems requiring exceptional water movement, high pressure, and dependable continuous operation.

The Dolphin Super Aqua Sea 15500 features a powerful 3 HP motor operating at 3,450 RPM, with a 230V, 60 Hz single-phase configuration and a 1.5-inch discharge. The open-frame motor incorporates a stainless-steel shaft, automatic overload thermal protection, and Class F insulation for demanding continuous-duty applications.

The Dolphin Diamond Aqua Sea 15500 GPH Saltwater Pump is particularly well suited for large saltwater aquariums, reef aquariums, commercial marine systems, aquaculture facilities, fish farms, large fish-holding systems, commercial filtration systems, hydroponic applications, ponds, and other systems requiring substantial water movement and pressure.

Key Features

• 15,500 GPH maximum flow rate
• 3 HP high-performance motor
• 3,450 RPM motor speed
• 230V, 60 Hz single-phase operation
• 12.0 amp motor
• High-pressure, high-flow external pump design
• 1.5" discharge
• NEMA 48Y open-frame motor
• 1/2" stainless-steel shaft
• 3/8" diameter shaft-end thread
• 1.0 service factor
• Automatic overload thermal protection
• Class F motor insulation
• Non-reversible motor with counterclockwise rotation when facing the shaft
• Designed for demanding continuous-duty applications
• Saltwater-compatible configuration
• High-performance impeller designed for substantial water movement
• Durable construction for large aquarium and commercial aquatic systems
• Includes 1.5" Super Seal unions
• Includes anti-vibration pump pad
• Excellent choice for large reef aquariums, aquaculture systems, fish farms, and commercial water-circulation applications
• Suggested for systems requiring high pressure and high flow

Dolphin Diamond Aqua Sea 15500 Specifications

• Model: Diamond Aqua Sea HP 15500 / Super Aqua Sea 15500
• Pump Type: External
• Maximum Flow: 15,500 GPH
• Motor: 3 HP
• Motor Speed: 3,450 RPM
• Voltage: 230V
• Frequency: 60 Hz
• Current: 12.0 Amps
• Phase: Single Phase
• Discharge: 1.5"
• Motor Frame: NEMA 48Y Open Frame
• Shaft: 1/2" Stainless Steel
• Shaft-End Thread: 3/8"
• Service Factor: 1.0
• Motor Protection: Automatic Overload Thermal Protection
• Insulation: Class F
• Motor Rotation: Non-Reversible, CCW facing the shaft
• Duty Rating: Continuous
• Suggested Application: Systems requiring high pressure and high flow
• Included Accessories: 1.5" Super Seal unions and anti-vibration pump pad
• Factory Warranty: 1 year
• Factory Service Guarantee: 10 years

Ideal Applications

The Dolphin Diamond Aqua Sea 15500 Saltwater Pump is an excellent choice for:

• Large reef aquariums
• Saltwater aquariums
• Large marine aquariums
• Commercial aquarium installations
• Aquarium sump return systems
• Large aquarium filtration systems
• Coral propagation facilities
• Fish holding systems
• Aquaculture systems
• Fish farms
• Commercial marine systems
• Commercial hydroponic systems
• Large ponds
• Koi ponds
• Water features
• Recirculating water systems
• High-volume water circulation
• High-pressure water-circulation applications
• Commercial filtration systems

Excellent Choice for Large Reef Aquariums

The Dolphin Diamond Aqua Sea 15500 aquarium pump is engineered for large-scale aquarium systems requiring exceptional water movement. With a maximum flow capacity of 15,500 GPH, this external pump provides the circulation capacity needed for large sump return systems, filtration equipment, aquaculture installations, commercial marine systems, and other high-volume water-processing applications.

The 1.5-inch discharge and high-performance 3 HP motor provide strong flow and pressure for demanding installations. The external configuration also keeps the motor outside the aquarium system, making this pump an excellent solution when powerful water circulation is a primary requirement.

For reef aquarium owners, aquaculture professionals, aquarium stores, commercial marine facilities, fish farms, hydroponic operators, and large pond installations, the Dolphin Aqua Sea 15500 provides a powerful solution for continuous, high-volume water circulation.

Saltwater & Marine Pump

The Dolphin Diamond Aqua Sea 15500 Saltwater Pump is designed specifically for demanding marine and saltwater applications. Its saltwater-compatible configuration makes it an excellent choice for saltwater aquariums, reef aquariums, marine fish systems, aquaculture facilities, coral propagation systems, and commercial aquatic installations.

The Aqua Sea pump platform is designed for applications requiring high pressure and high flow, making the 15500 particularly well suited for large marine systems where reliable water circulation is essential.

High-Flow External Aquarium Pump

If you are looking for a 15,500 GPH aquarium pump, external reef tank pump, large aquarium return pump, high-volume saltwater pump, high-pressure aquarium pump, or aquaculture water pump, the Dolphin Diamond Aqua Sea 15500 is engineered to deliver powerful circulation while providing the benefits of an external pump design.

The combination of 15,500 GPH flow capacity, 3 HP motor, 3,450 RPM operating speed, 1.5-inch discharge, 230V operation, stainless-steel shaft, saltwater-compatible configuration, durable construction, and continuous-duty performance makes the Dolphin Diamond Aqua Sea 15500 Saltwater Pump an excellent choice for large reef aquariums, commercial marine systems, aquaculture, fish farms, ponds, and other high-volume water-circulation systems.