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Advance MB270A Heavy Duty Marine Gearbox 5.50:1 Reduction
Advance MB270A-550 Heavy Duty Marine Gearbox MB270A-550 delivers a specialized 5.50:1 reduction ratio as a marine propulsion transmission system for Tugboats & Marine Propulsion field integration.
- Propulsion Reduction Ratio: Absolute 5.50:1 Reduction Ratio.
- Operational Power Limit: 318HP (237kW) Power Capacity @ 1800 RPM.
- Regulatory Compliance: CCS / ZC Approved.
- Drive Coupling: Hydraulic Multi-disc Technology.
- Standard Housing Mount: SAE 0 / SAE 1 Standard Position.
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Description
Advance MB270A 5.50:1 Gearbox
Built for the rigorous demands of offshore industrial service, the Advance MB270A acts as the definitive mechanical solution for a high-performance physical bridge to torque safety. As a premier Advance marine gearbox, this unit utilizes a 5.50:1 reduction to deliver superior hydrodynamic power during continuous full-load operations. The hardware architecture focuses on industrial-grade durability, memastikan sistem tenaga drivetrain tetap terjaga melalui komponen internal yang dirancang untuk beban kerja berat secara terus menerus di lingkungan laut.
Technology-driven mechanical control provides total protection by ensuring precise gear alignment and minimal frictional energy loss across the drivetrain. This Advance marine transmission features an industrial-grade input shaft and bearing assembly to facilitate long-term reliability in harsh salt-air environments. Reliability is reinforced by the easy-to-service mechanical layout and high-capacity hydraulic pump designed for the MB270A series. This unit is the ideal choice for mariners prioritizing professional maritime power and heavy-load drivetrain integrity.
Key Technical Specifications
- 5.50:1 commercial reduction gear ratio.
- MB270A industrial gearbox frame series.
- Oversized hydraulic clutch for torque.
- Heavy duty cast iron housing.
- Designed for continuous offshore operation.
- Integrated transmission fluid cooling system.
- High load bearing assembly design.
Advance MB270A Marine Gearbox - 5.50:1 Ratio
| Brand | Advance |
| Model / SKU | MB270A-550 |
| Country of Origin | China |
| Reduction Ratio | 5.50:1 |
| Transmission Capacity | 0.177 HP / RPM (0.130 kW / RPM) |
| Max Input Power | 318 HP (237 kW) @ 1800 RPM |
| Max Input Speed | 2500 RPM |
| Clutch Type | Hydraulic Multi-disc |
| Max Propeller Thrust | 8,812 LBF (39,200 N) |
| Center Distance | 10.63" (270 mm) |
| Oil Capacity | 4.75 Gallons (18 Liters) |
| Dry Weight | 1,488 lbs (675 kg) |
| Primary Application | Tugboats & Marine Propulsion |







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