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Advance HCD400A Heavy Duty Marine Gearbox 4.70:1 Reduction
Advance HCD400A Heavy Duty Marine Gearbox HCD400A-470 delivers a versatile 4.70:1 reduction torque and functions as a heavy-duty hydraulic gear unit for industrial barge and coastal fishing propulsion.
- Mechanical Reduction Ratio: Absolute 4.70:1 Reduction Ratio.
- Max Propulsion Power: 810HP (604kW) Power Capacity.
- Maritime Certification: CCS ZC Approved Standards.
- Transmission Clutch: Hydraulic Multi-disc Records.
- Bell Housing Standard: SAE 1 Standard Position.
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Description
Advance HCD400A 4.70:1 Gearbox
Engineered for high-torque propulsion in offshore service, the Advance HCD400A stands as the definitive mechanical solution for a precision physical bridge to drivetrain safety. As a premier Advance marine gearbox, this unit utilizes optimized gear geometry to deliver superior hydrodynamic energy recovery through efficient power transmission. The hardware architecture focuses on technical precision, ensuring this Advance power system maintains a 4.70:1 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
- 4.70:1 precise reduction gear ratio.
- HCD400A 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 HCD400A Deep Case Marine Gearbox - 4.70:1 Ratio
| Brand | Advance |
| Model / SKU | HCD400A-470 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 4.70:1 |
| Transmission Capacity | 0.45 HP / RPM (0.331 kW / RPM) |
| Max Input Power | 810 HP (604 kW) @ 1800 RPM |
| Max Input Speed | 1800 RPM |
| Bell Housing Standard | SAE 0 / SAE 1 |
| Clutch Type | Hydraulic Multi-disc |
| Max Propeller Thrust | 18,434 LBF (82,000 N) |
| Center Distance | 13.98" (355 mm) |
| Oil Capacity | 7.4 Gallons (28 Liters) |
| Dry Weight | 2,425 lbs (1100 kg) |
| Dimensions (LxWxH) | 33.2" x 39.8" x 42.0" |
| Classification / Certs | CCS / ZC Approved |
| Primary Application | Industrial Barges & Coastal Fishing |
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