Enhance ventilation and airflow efficiency in your marine environment with this high-performance Bilge Air Blower, designed specifically for demanding conditions. Constructed from durable ABS material, this model NMIB1-270-02 delivers powerful ventilation with a 6-blade fan that maximizes airflow while maintaining ultra-low current consumption for energy-efficient operation. Ideal for use with 4-inch diameter hoses, it provides effective ventilation for engine compartments, galleys, bilges, and cylinder heads. Key Features: · Powerful 6-Blade Fan: Optimizes airflow and efficiency, ensuring superior ventilation performance with a long service life. · Suitable for 4-Inch Diameter Hoses: Perfectly compatible with standard ventilation ducts for versatile marine applications. · Flexible Installation: Built-in mounting feet allow for both vertical and horizontal installation to meet diverse mounting requirements. · Sealed Motor Shaft: Prevents moisture intrusion, enhancing reliability and ensuring consistent performance in harsh environments. · Anti-Corrosion and Waterproof Design: The motor housing is engineered to resist corrosion and water exposure, making it ideal for marine use. · Energy Efficient: Ultra-low current consumption with a 6.0A current draw and a 10A fuse for safe and efficient operation. Specifications: · Item Type: Bilge Air Blower · Material: ABS · Model: NMIB1-270-02 · Voltage: 12V · Air Flow: 270 CFM (456 CMH) · Current Consumption: 6.0A · Fuse: 10A · Intake Pipe Diameter: Approx. 4 inches Wiring Instructions: · Connect the red wire to the positive pole (+) · Connect the black wire to the negative pole (-) Installation Precautions: · Use a fuse amplifier matching the ventilation parameters (10A) on the positive (+) line to protect the bilge blower wiring. · Install a switch with the same fuse ampere rating in the positive circuit for safe operation. · Use a minimum lead size of 16 AWG (gauge) to ensure proper electrical flow and safety. This Bilge Air Blower combines robust construction, efficient airflow, and reliable moisture protection to deliver optimal ventilation performance in marine environments. Its corrosion-resistant and waterproof design guarantees durability, making it an essential component for maintaining a safe and well-ventilated engine compartment or bilge area.