Hyundai Seasall H410 Commercial Inboard Marine Diesel Engine
Description
Need unyielding bollard pull propulsion? Select the Hyundai Seasall H410 Commercial Marine Diesel Engine for extreme heavy-duty towing operations. Displacing 9.9 liters across an inline-six cylinder configuration, this platform generates 410 brake horsepower at 2000 RPM. Electronic unit injectors optimize combustion cycles, burning 19.5 gallons per hour during hard continuous pushing shifts in open waters.
High-strength cast iron alloy forms the engine block, fitted with centrifugally cast wet cylinder liners that dissipate combustion heat straight into jacket coolant. Raw water flows through an industrial cupronickel heat exchanger with replaceable zinc anodes. Bare engine dry weight scales at 2,425 lbs. The lube oil sump holds 35 quarts, utilizing standard SAE #1 bell housings.
Key Features of Hyundai Seasall H410
Shipbuilders choose to buy Hyundai Seasall H410 inboard engine blocks to power ocean tugs, pilot tenders, and heavy timber push boats. The immense torque shelf moves deep-draft vessels through opposing tidal gates with unyielding shaft speed.
- Electronic unit injectors supply 2000-bar fuel injection spray for supreme fuel atomization
- Massive low-end torque output peaks at 1,260 lb-ft at 1200 RPM for unmatched wheel authority
- Replaceable wet cylinder sleeves simplify internal engine rebuilds without machining block decks
- Hyundai Seasall H410 CAN-bus monitoring links live engine telemetry straight to bridge helm touchscreens
- Gear-driven raw water pumps eliminate drive belt failures during critical harbor towing passes
- Top-mounted oil fill ports and central cartridge filters streamline engine room maintenance routines
- Plate-fin engine oil coolers shed crankcase heat into the closed fresh-water cooling circuit
- Integrated emergency stop switches shut down fuel injection instantly if unsafe parameters occur
Combustion Profiles Thermal Caps
Individual electronic cylinder injectors balance combustion loads to maintain cylinder temperatures within 5°F of each other. Jacket water thermostats hold internal coolant circuits at 165°F to 185°F. Thermal rejection to raw seawater exchangers measures 18,200 BTU per minute under full throttle conditions. Specific fuel consumption rates stay under 202 g/kWh throughout continuous 1600 to 1800 RPM cruise ranges.
Stringer Drop Exhaust Parameters
The wide mounting brackets set down onto 28-inch stringer centers on elastomeric shear isolators. Wet exhaust discharge requires a 6-inch internal diameter marine exhaust hose adhering to ABYC P-1 standards. Clearances demand a minimum 3.0-inch air space beneath the stamped steel oil pan to prevent contact with bottom framing.
Operating Protocol Negative Boundary
Fly-by-wire electronic helms furnish instant propeller shaft engagement without mechanical cable slack. Visual flow sight-glasses permit checking raw water flow through sea lines. This marine engine is not engineered for shallow swamp boats, continuous dry stack running without water cooling, or applications exceeding 2100 RPM governor cutoff points.
- Verify engine oil sump levels via dipstick each shift
- Purge sediment and water from fuel separators every 50 hours
- Renew engine oil and spin-on lube filters every 250 hours
Warranty Statement Shipping Inventory
Commercial vessel buyers receive a 2-Year or 5000-Hour commercial service warranty. The factory wooden shipping crate contains the fully dressed engine, set of flexible engine mounts, helm monitoring panel, junction box harness, sea water raw pump, and factory maintenance binder.
Hyundai Seasall H410 Commercial Inboard Specs
| Manufacturer / Brand | Hyundai SeasAll |
| Model Designation | H410 |
| Engine Type | 4-Stroke Heavy-Duty Commercial Marine Diesel |
| Cylinder Configuration | Inline-6 |
| Total Displacement | 10.0 Liters (608 cu in) |
| Bore x Stroke | 122.0 x 142.0 mm (4.80 x 5.59 in) |
| Aspiration & Charge Air | Turbocharged with Electronic Variable Geometry (E-VGT) and Seawater-Cooled Intercooler |
| Cooling System Architecture | Tubular Heat Exchanger Closed Circuit with Raw Seawater Impeller Pump |
| Continuous Power Rating (P1) | 380 BHP (279 kW) @ 1,800 RPM |
| Maximum / Intermittent Power (P3/P4) | 410 BHP (302 kW) @ 2,000 RPM |
| Fuel Injection Platform | Electronic Unit Injector (EUI) Fuel System |
| Cylinder Head Metallurgy | Monobloc 24-Valve Cast Iron Cylinder Head with Overhead Camshaft |
| Cylinder Liners | Replaceable Wet Sleeve Cast Iron Liners |
| Flywheel Housing & Flywheel | SAE 1 Housing with SAE 14 Flywheel |
| Electrical System & Ground | 24V Isolated Ground Marine Electrical System |
| Starter & Alternator Output | 24V 5.5 kW Electric Starter / 24V 70A Marine Alternator |
| Lube Oil Sump Capacity | 35.0 Liters (9.25 US gal), Marine Wet Sump |
| Engine Coolant Capacity | 42.0 Liters (11.1 US gal) |
| Dry Weight (excl. gearbox) | 1,120 kg (2,469 lbs) |
| Overall Dimensions (L x W x H) | 1,515 x 888 x 1,072 mm (59.6 x 35.0 x 42.2 in) |
| Emissions Certification | IMO Tier II / CCNR Stage II |
| Fuel Compatibility | Ultra-Low Sulfur Diesel (ULSD No. 2), Marine Gas Oil (MGO DMA/DMB) |
| Transmission / Outdrive Compatibility | Bare Engine Bobtail - Compatible with D-I Industrial (DMT 170HL / DMT 240H) and ZF (ZF 325A / ZF 360) Marine Transmissions |
| Factory Warranty Period | Hyundai SeasAll 2-Year or 5,000-Hour Commercial Marine Warranty |
| Application Research | Offshore pilot tenders, commercial longliners, coastal transport launches, multi-role harbor patrol craft, and medium-displacement tugboats. |
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