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Advance HCT400A Heavy Duty Marine Gearbox 6.93:1 Reduction
Advance HCT400A-693 Heavy Duty Marine Gearbox HCT400A-693 acts as a torque-optimized 6.93:1 reduction ratio as a marine propulsion transmission system for Deep-Reduction Service Vessels field integration.
- Torque Reduction Ratio: Absolute 6.93:1 Reduction Ratio.
- Brake Horsepower Span: 675HP (504kW) Power Capacity @ 1800 RPM.
- Classification Standards: CCS / ZC Approved.
- Shifting System: Hydraulic (Two-Stage Reducer) Technology.
- Mounting Configuration: SAE 0 / SAE 1 Standard Position.
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Description
Advance HCT400A 6.93:1 Gearbox
Delivering exceptional responsiveness for heavy-duty workboats, the Advance HCT400A serves as the definitive mechanical solution for a direct physical bridge to propulsion safety. As a premier Advance marine gearbox, this unit utilizes a 6.93:1 reduction to provide superior hydrodynamic engine response during critical maneuvering. The hardware architecture focuses on technical precision, ensuring this Advance power system provides precise clutch engagement for heavy-duty operations in restricted maritime waterways.
Technology-driven drivetrain intelligence provides total protection through an oversized hydraulic pump and reinforced clutch assemblies designed for high-stress engagement. This Advance marine transmission features a deep-ratio gear set to facilitate the high-torque requirements of industrial propellers. Reliability is reinforced by the heavy-duty cast iron construction and precision-aligned shafting designed for professional maritime service. This unit is the premier choice for mariners prioritizing professional maritime power and maximum drivetrain responsiveness.
Key Technical Specifications
- 6.93:1 rapid response reduction ratio.
- HCT400A heavy duty transmission frame.
- Instantaneous hydraulic clutch engagement system.
- Integrated high capacity oil cooler.
- Simplified mechanical maintenance access points.
- High efficiency power transfer rating.
- Corrosion resistant external casing finish.
Advance HCT400A Two-Stage Marine Gearbox - 6.93:1 Ratio
| Brand | Advance |
| Model / SKU | HCT400A-693 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 6.93:1 |
| Transmission Capacity | 0.375 HP / RPM (0.28 kW / RPM) |
| Max Input Power | 675 HP (504 kW) @ 1800 RPM |
| Max Input Speed | 2100 RPM |
| Bell Housing Standard | SAE 0 / SAE 1 |
| Clutch Type | Hydraulic (Two-Stage Reducer) |
| Max Propeller Thrust | 18,434 LBF (82,000 N) |
| Center Distance | 14.76" (375 mm) |
| Oil Capacity | 7.9 Gallons (30 Liters) |
| Dry Weight | 3,197 lbs (1,450 kg) |
| Dimensions (LxWxH) | 30.9" x 39.1" x 44.5" |
| Classification / Certs | CCS / ZC Approved |
| Primary Application | Deep-Reduction Service Vessels |
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