MOBILGARD M420
Mobilgard M420 is a high-performance marine diesel engine oil designed to provide excellent protection for medium-speed engines operating on distillate fuels. It is specifically formulated to meet the requirements of modern engines, including those equipped with exhaust gas recirculation (EGR) systems.
1. Enhanced Engine Protection: Mobilgard M420 offers excellent wear protection, ensuring longer engine life and reduced maintenance costs.
2. Outstanding Deposit Control: The advanced detergent and dispersant additives in Mobilgard M420 help prevent the formation of deposits, keeping the engine clean and maintaining optimal performance.
3. Improved Fuel Economy: By reducing friction and optimizing engine efficiency, Mobilgard M420 helps improve fuel economy, resulting in cost savings and reduced emissions.
Mobilgard M420 is recommended for use in medium-speed diesel engines operating on distillate fuels, including those with EGR systems. It is suitable for a wide range of marine applications, including main propulsion engines, auxiliary engines, and power generation sets.
Ensure to follow the manufacturer’s recommendations and guidelines for proper usage and maintenance of your specific engine.
Choose Mobilgard M420 for superior engine protection, improved performance, and increased fuel efficiency. Trust in the reliability and expertise of Mobil to keep your marine engine running smoothly.
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Key Features and Benefits
1. Enhanced Engine Protection
Mobilgard M420 is formulated with high-quality base oils and a balanced additive system to deliver excellent engine protection. It provides exceptional wear protection, reducing the risk of engine damage and extending the engine’s lifespan. The oil’s thermal stability and resistance to oxidation ensure that the engine operates at peak performance even under high-temperature conditions.2. Improved Engine Cleanliness
One of the major challenges faced by marine engines is the accumulation of deposits and sludge, which can lead to reduced engine efficiency and increased maintenance costs. Mobilgard M420 is engineered to combat these issues by effectively controlling the formation of deposits and keeping the engine clean. This results in improved fuel efficiency, reduced emissions, and lower maintenance requirements.3. Extended Oil Life
Mobilgard M420’s advanced formulation allows for extended oil drain intervals, reducing downtime and maintenance costs. The oil’s exceptional resistance to oxidation and thermal degradation ensures that it maintains its performance and viscosity over an extended period. This not only saves time and money but also contributes to a more sustainable and environmentally friendly operation.4. Compatibility with Various Engine Types
Mobilgard M420 is suitable for a wide range of marine diesel engines, including high-speed, medium-speed, and slow-speed engines. It meets the requirements of major engine manufacturers and industry standards, making it a versatile choice for marine operators. Whether you have a modern, high-performance engine or a traditional slow-speed engine, Mobilgard M420 provides the necessary protection and performance.5. Enhanced Fuel Efficiency
In addition to its engine protection and cleanliness benefits, Mobilgard M420 also offers improved fuel efficiency. The oil’s advanced formulation reduces friction and minimizes energy loss, allowing the engine to operate more efficiently. This results in lower fuel consumption and cost savings for marine operators.6. Reduced Maintenance Costs
Mobilgard M420’s superior engine protection and cleanliness properties translate into reduced maintenance costs for marine operators. By minimizing wear, controlling deposits, and extending oil drain intervals, the oil helps to reduce the frequency of maintenance tasks and the associated costs. This allows operators to allocate their resources more efficiently and maximize their operational uptime.7. Environmental Sustainability
Mobilgard M420’s extended oil life and improved fuel efficiency contribute to a more sustainable and environmentally friendly operation. By reducing the frequency of oil changes and lowering fuel consumption, the oil helps to minimize waste and carbon emissions. This aligns with the industry’s growing focus on environmental responsibility and supports marine operators in their efforts to reduce their ecological footprint.8. Expert Technical Support
When choosing Mobilgard M420, marine operators also gain access to ExxonMobil’s expert technical support. The company’s team of experienced engineers and lubrication specialists is available to provide guidance and assistance, ensuring that operators get the most out of their lubrication program. Whether it’s selecting the right oil for specific engine requirements or optimizing maintenance practices, ExxonMobil’s technical support enhances the overall value and performance of Mobilgard M420.Applications
Mobilgard M420 is recommended for use in various marine applications, including:- Commercial shipping
- Offshore drilling
- Fishing vessels
- Passenger ships
- Tugboats and barges
Product Specifications
Here are the specifications of Mobilgard M420:- Viscosity: ISO 220
- Flash Point: 238°C (460°F)
- Pour Point: -18°C (0°F)
- TBN (Total Base Number): 20
- Density at 15°C: 0.88 g/cm³
- Compatibility: Mobilgard M420 is suitable for use in medium-speed diesel engines operating on distillate fuels with sulfur content up to 1.5% weight.
- Performance Benefits: Mobilgard M420 offers excellent detergency and dispersancy properties, ensuring cleaner engines and reduced deposits on critical engine parts. It provides superior protection against wear, corrosion, and oxidation, extending the engine’s service life. The high TBN value helps neutralize acidic combustion by-products, preventing corrosive damage to the engine components.
- Applications: Mobilgard M420 is recommended for use in marine and industrial applications, including main propulsion engines, auxiliary engines, and power generation sets.




