Mercury 300XL SeaPro Commercial
$42,420.00
The Mercury 300XL SeaPro Commercial Outboard Motor delivers 300 horsepower of reliable, durable power, engineered specifically for the demanding commercial marine environments of Australia and New Zealand. Featuring a robust 4.6L V8 engine with advanced electronic fuel injection, this engine generates strong torque at low RPMs, perfect for fishing trips in the Great Barrier Reef or cruising Auckland Harbour. Its heavy-duty gearcase, SmartCraft Engine Guardian protection, and 85-amp alternator ensure your vessel runs smoothly and efficiently, while the lightweight design improves handling and installation.
Built for long-lasting performance with easy maintenance and multiple steering control options, the 300XL SeaPro is trusted by commercial operators across the region. Whether you’re in the tropical waters off Queensland or the temperate harbours of New Zealand, Mercury’s commercial outboard brings the power and durability your work demands. Contact our sales team today for expert propeller recommendations and experience the reliability of Mercury SeaPro technology firsthand.
The Mercury 300XL SeaPro Commercial Outboard Motor is engineered to deliver unmatched performance, reliability, and durability tailored for the demanding marine environments of Australia and New Zealand. Whether you’re navigating the vibrant waters of the Great Barrier Reef fishing grounds or cruising Auckland Harbour, this powerhouse outboard is designed to withstand the toughest commercial applications while providing smooth and efficient power.
Boasting an impressive 300 horsepower generated by a robust 4.6L V8 engine with dual overhead cams and 32 valves, the 300XL SeaPro offers massive torque at low RPMs, allowing operators to push hard for longer durations without undue strain on the engine. This capability is essential for commercial fishers and operators who need consistent, dependable power during extended hours on the water.
Durability is at the core of the SeaPro line, demonstrated by its heavy-duty gearcase—tested to last three times longer than standard recreational gearcases. Maintenance is simplified with an accessible gearcase torpedo oil drain, reducing downtime and costs. The engine’s advanced electronic fuel injection system ensures optimal fuel efficiency and clean running, compliant with CARB rating 3 standards, making it both an eco-conscious and performance-centric choice.
Key features include an 85-amp alternator with idle charge to keep batteries strong during long operations, a performance-tuned long-runner intake manifold for enhanced airflow, and SmartCraft Engine Guardian protection that monitors engine status to prevent damage. Control options are flexible with remote mechanical controls (sold separately) and choice of hydraulic, power, or big tiller steering to suit various vessel requirements.
The Mercury 300XL SeaPro is built specifically for professional users who demand resilience and uncompromising quality. Its 527 lbs dry weight is the lightest in its class for ease of installation, without sacrificing ruggedness. It also supports power trim and tilt with maximum ranges of up to 20° trim and 73° tilt to optimise vessel handling and minimise drag.
Designed for Australian and New Zealand conditions, the engine’s cooling system handles warm tropical waters with ease, while the integrated wet sump lubrication system ensures longevity and performance stability. Recommended fuels include unleaded regular 87 octane or 90 RON with up to 10% ethanol, matching common fuels available in the region.
Mercury’s reputation as the leading marine engine manufacturer is built on decades of innovation, reliability, and service excellence. The 300XL SeaPro reflects this heritage through its blend of commercial-grade toughness and cutting-edge technology. Whether you operate commercial fishing boats, charter vessels, or workboats, this outboard motor offers a dependable and powerful solution to meet your daily operational demands.
Invest in the Mercury 300XL SeaPro Commercial Outboard Motor to experience superior torque, fuel efficiency, and robust build quality that will keep your business moving confidently across the diverse and challenging waters of Australia and New Zealand.
Key Features:
• 300 HP V8, 4.6L Dual Overhead Cam engine
• Heavy-duty gearcase with easy maintenance oil drain
• SmartCraft Engine Guardian for engine protection
• Electronic Fuel Injection (EFI) with Advanced Range Optimization
• CARB 3-star rating for reduced emissions
• 85-Amp alternator with idle charge capability
• Power Trim & Tilt with 20° trim and 73° tilt range
• Multiple steering control options: hydraulic, power, big tiller
• Lightweight design at 527 lbs dry weight
• Ideal for commercial applications in AU and NZ waters
For expert advice on selecting the ideal propeller to match your vessel and needs, please contact our sales team. Elevate your marine operations with the proven performance and reliability of Mercury SeaPro engines.
🚚 Shipping Policy – Outboard and Small Engines
At Outboard and Small Engines, we provide fast, reliable, and free nationwide shipping across Australia — and now offer international delivery to select destinations.
📍 Shipping Coverage
Australia: We ship to all destinations within Australia.
International: We ship worldwide using trusted carriers including DHL, FedEx, UPS, and Australia Post International.
🕐 Order Cut-Off Time
Orders placed before 12:00 PM AEST (Mon–Fri) are processed the same business day.
Orders placed after this time will be processed the next business day.
🛠 Handling Time
Orders are prepared and dispatched within 1–2 business days.
🚚 Transit Time
Australia: 3–7 business days after dispatch
International: 7–14 business days after dispatch
📦 Total Delivery Time
Australia: Estimated delivery window is 4–9 business days
International: Estimated delivery window is 8–16 business days

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