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Technodrive TM345A 2.47:1 Marine Gearbox
Technodrive TM345A-247 Heavy Duty Marine Gearbox TM345A-247 provides a rugged 2.47:1 reduction ratio as a marine propulsion transmission system for Medium Yachts & Professional Workboats field integration.
- Gear Reduction Ratio: Absolute 2.47:1 Reduction Ratio.
- Continuous Power Rating: 55HP (41kW) Power Capacity @ 3000 RPM.
- Marine Class Approval: ISO 9001 Approved.
- Clutch Engagement: Hydraulic Multi-Disc Technology.
- Engine Flywheel Housing: SAE Standard Position.
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Description
Technodrive TM345A 2.47:1 Gearbox
Engineered for mid-sized diesel engines, the Technodrive TM345A stands as the definitive mechanical solution for a precision physical bridge to drivetrain safety. As a premier Technodrive marine gearbox, this unit utilizes an 8-degree down-angle to deliver superior hydrodynamic propeller alignment for modern hull designs. The hardware architecture focuses on hydraulic efficiency, ensuring this Technodrive power system maintains a 2.47:1 reduction ratio for optimized thrust in professional and recreational maritime environments.
Technology-driven mechanical performance provides total protection through a multi-disc hydraulic clutch system designed for smooth shifting and high thermal resistance. This Technodrive marine transmission features a high-strength aluminum alloy housing to mitigate weight while maintaining structural integrity under continuous load. Reliability is reinforced by the precision-ground helical gears and an integrated oil cooler to facilitate consistent performance. This unit is the premier choice for mariners prioritizing professional maritime power and hydraulic drivetrain integrity.
Key Technical Specifications
- 2.47:1 precise reduction gear ratio.
- TM345A 8-degree down-angle architecture.
- Multi-disc hydraulic clutch engagement system.
- Lightweight aluminum alloy marine housing.
- Integrated oil cooler for temperature.
- High efficiency power transfer rating.
- Designed for medium duty propulsion.
Technodrive TM345A Marine Gearbox - 2.47:1 Ratio
| Brand | Technodrive (Twin Disc) |
| Model / SKU | TM345A-247 |
| Country of Origin | Italy |
| Output Configuration | 7° Down Angle |
| Reduction Ratio | 2.47:1 |
| Max Input Power (Pleasure) | 110 HP (82 kW) @ 3000 RPM |
| Max Input Power (Continuous) | 55 HP (41 kW) @ 3000 RPM |
| Clutch Type | Hydraulic Multi-Disc |
| Oil Capacity | 1.6 Liters (0.42 Gallons) |
| Oil Type | SAE 20W40 or 15W40 |
| Dry Weight | 55 lbs (25 kg) |
| Primary Application | Medium Yachts & Professional Workboats |







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