Mercury 300CXXL SeaPro Commercial AMS

The Mercury 300CXXL SeaPro Commercial AMS outboard motor represents a new benchmark in commercial marine propulsion, engineered specifically to meet the rugged demands of professional operators around Australia and New Zealand. Boasting a robust 4.6-litre V8 engine, this powerhouse delivers 300 horsepower with impressive torque and unmatched reliability, tailored for hard-working boats navigating the diverse and often challenging waters of the Great Barrier Reef, Auckland Harbour, and beyond.

Built with commercial applications in mind, the SeaPro 300CXXL offers unlimited operational hours within a 2-year limited standard warranty, underlining Mercury’s confidence in its durability. The engine’s advanced V8 64-degree dual overhead cam design with 32 valves ensures smooth yet powerful performance, ideal for vessels carrying heavy loads or operating in harsh marine environments common in AU/NZ coastal and offshore waters.

Key performance features include:

• Advanced Range Optimization fuel system delivering industry-leading fuel efficiency, reducing operational costs for commercial users.
• Lightweight construction at just 527 lbs, allowing for excellent power-to-weight ratio for heavily-loaded vessels.
• Electronic Fuel Injection (EFI) with computer-controlled precision ensures optimal combustion and throttle response.
• Electro-hydraulic power steering and compatibility with both mechanical and digital controls for customised handling.
• SmartCraft Engine Guardian system offering real-time engine protection and diagnostics, minimising downtime.
• High-output 85-amp alternator with idle charge to keep onboard electronics fully powered even at low RPMs.

This outboard is built to endure and perform, featuring heavy-duty components that stand up to global commercial use and the unpredictable conditions encountered in AU/NZ waters, whether it’s for commercial fishing, charter operations, or heavy-duty workboats.

Why choose Mercury? As one of the most trusted marine engine manufacturers worldwide, Mercury is synonymous with innovation, reliability, and customer support. Their SeaPro line reinforces this reputation by delivering engines that not only last longer but also provide superior performance and fuel economy—critical factors for commercial users aiming to maximise uptime and profitability.

With a 30″ shaft length and a gearcase ratio of 1.75:1, the Mercury 300CXXL SeaPro is adaptable to various hull designs common across Australian and New Zealand commercial fleets. Its advanced long-runner intake manifold and through-prop exhaust system ensure efficient air and exhaust flow, while its SmartCraft digital technology compatibility allows operators to integrate cutting-edge vessel diagnostics and control systems.

In summary, the Mercury 300CXXL SeaPro Commercial AMS outboard motor is the premier choice for commercial marine operators in Australia and New Zealand seeking powerful, efficient, and dependable propulsion. Whether fishing the reefs, cruising busy harbours, or powering heavy commercial vessels, this Marine Engine sets the standard for performance and reliability.