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Advance HCT800 Heavy Duty Marine Gearbox 6.43:1 Reduction
Advance HCT800-643 Heavy Duty Marine Gearbox HCT800-643 delivers a specialized 6.43:1 reduction ratio as a marine propulsion transmission system for Ocean Trawlers & Heavy Displacement Hulls field integration.
- Mechanical Reduction Ratio: Absolute 6.43:1 Reduction Ratio.
- Max Propulsion Power: 1,476HP (1,100kW) Power Capacity @ 1800 RPM.
- Maritime Certification: CCS / ZC Approved.
- Transmission Clutch: Hydraulic (Two-Stage Reducer) Technology.
- Bell Housing Standard: SAE 00 / SAE 0 Standard Position.
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Description
Advance HCT800 6.43:1 Gearbox
Engineered for high-torque propulsion in commercial shipping, the Advance HCT800 stands as the definitive mechanical solution for a precision physical bridge to drivetrain safety. As a premier Advance marine gearbox, this unit utilizes precision helical gearing to deliver superior hydrodynamic energy recovery through efficient power transmission. The hardware architecture focuses on technical precision, ensuring this Advance power system maintains a 6.43:1 reduction ratio for optimized propeller thrust during continuous full-load operations.
Technology-driven mechanical performance provides total protection through a hydraulic clutch engagement system designed for smooth shifting under heavy loads. This Advance marine transmission features a rugged cast iron housing to mitigate vibration and thermal stress during long-range coastal transits. Reliability is reinforced by the high-strength alloy internal components and integrated oil cooling circuit. This unit is the premier choice for mariners prioritizing professional maritime power and drivetrain integrity.
Key Technical Specifications
- 6.43:1 precise reduction gear ratio.
- HCT800 heavy duty series architecture.
- Hydraulic clutch for smooth engagement.
- Rugged cast iron vibration-damping housing.
- Integrated transmission oil cooler ports.
- High torque transfer efficiency rating.
- Designed for commercial marine propulsion.
Advance HCT800 Two-Stage Marine Gearbox - 6.43:1 Ratio
| Brand | Advance |
| Model / SKU | HCT800-643 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 6.43:1 |
| Transmission Capacity | 0.82 HP / RPM (0.603 kW / RPM) |
| Max Input Power | 1,476 HP (1,100 kW) @ 1800 RPM |
| Max Input Speed | 2100 RPM |
| Bell Housing Standard | SAE 00 / SAE 0 |
| Clutch Type | Hydraulic (Two-Stage Reducer) |
| Max Propeller Thrust | 31,473 LBF (140,000 N) |
| Center Distance | 17.72" (450 mm) |
| Oil Capacity | 17.1 Gallons (65 Liters) |
| Dry Weight | 5,952 lbs (2,700 kg) |
| Dimensions (LxWxH) | 41.6" x 50.4" x 56.1" |
| Classification / Certs | CCS / ZC Approved |
| Primary Application | Ocean Trawlers & Heavy Displacement Hulls |
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