The Impeller Inboard Boat Marine Pump is a crucial component for water circulation in marine engines. It uses a flexible impeller to draw and move water efficiently for cooling and other systems. Designed for durability, it ensures reliable performance in harsh marine environments.

Size: Typically ranges from 3 to 12 inches in diameter.

Grade: Marine-grade materials, often compliant with ASTM or ISO standards.

Viscosity: Suitable for fluids with viscosities up to 5000 cP.

Buoyancy: Neutral to slightly positive buoyancy, depending on material.

Material: Stainless steel (316L), bronze, or composite polymers like Noryl or PVDF.

Operating Pressure: 10 to 150 PSI, depending on design.

Flow Rate: 50 to 2000 GPM, varying by impeller size and pump type.

Temperature Range: -20°F to 250°F (-29°C to 121°C).

Corrosion Resistance: High, especially in saltwater environments.

Shaft Material: Stainless steel or carbon steel with protective coatings.

Seal Type: Mechanical seals or lip seals, often viton or PTFE.

Impeller Type: Open, semi-open, or closed design for different applications.

Weight: Varies by material, typically 5 to 50 lbs.

Certifications: Often meets ABS, DNV, or USCG standards.