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Advance HC400 Heavy Duty Marine Gearbox 2.04:1 Reduction
Advance HC400 Heavy Duty Marine Gearbox HC400-204 delivers a versatile 2.04:1 reduction torque and functions as a heavy-duty hydraulic gear unit for rapid response vessel propulsion.
- Range Data: Absolute 2.04:1 Reduction Ratio.
- High 810HP Precision Span: 604kW Power Capacity.
- Compliance: CCS ZC Approved Standards.
- Capacity: Hydraulic Multi-disc Records.
- Connection: SAE 1 Housing Position.
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Description
Advance HC400 2.04:1 Gearbox
The Advance HC400 is designed for the rigorous demands of fast workboats and ferries, acting as the definitive mechanical solution for a high-capacity physical bridge to torque safety. As a premier Advance marine gearbox, this unit utilizes a 2.04:1 reduction to deliver superior hydrodynamic power for efficient cruising speeds. The hardware architecture focuses on industrial-grade durability, ensuring this Advance power system maintains gear integrity even during continuous full-load engine operation.
Technology-driven drivetrain intelligence provides total protection through an integrated pressure regulation system that maintains optimal oil flow to the clutch plates. This Advance marine transmission features a non-corrosive exterior finish to facilitate durability in damp bilge environments. Reliability is reinforced by the case-hardened gears and robust output flange designed for heavy-duty maritime service. This unit is the ideal choice for mariners prioritizing professional maritime power and heavy-load drivetrain integrity.
Key Technical Specifications
- 2.04:1 heavy duty reduction ratio.
- HC400 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 HC400 Heavy Duty Marine Transmission - 2.04:1 Ratio
| Brand | Advance |
| Model / SKU | HC400-204 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 2.04:1 |
| 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 | 10.39" (264 mm) |
| Oil Capacity | 6.07 Gallons (23 Liters) |
| Dry Weight | 1,807 lbs (820 kg) |
| Dimensions (LxWxH) | 33.2" x 37.4" x 35.0" |
| Classification / Certs | CCS / ZC Approved |
| Primary Application | Patrol Boats & Rapid Response Vessels |







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