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J300 Marine Gearbox

J300 Marine Gearbox

J300 Marine Gearbox

Category:

Model:

J300

Maximum Power:

938 HP at 2500RPM

Engine Speed:

750~2500 RPM

Ratio:

2.04/ 2.54/ 3/ 3.47/ 3.95

Rated Propeller Thrust:

60KN

Recommend Engine:

Cummins/CAT

Size:

786*930*864 mm

HS Code:

848340

Specification

Advance J300 Marine Gearbox – Reliable Transmission for Large Vessels

The Advance J300 Marine Gearbox delivers steady and efficient power for vessels powered by high-performance diesel engines. Built by Hangzhou Advance, it performs reliably in fishing trawlers, tugboats, ferries, and cargo ships. Moreover, it ensures smooth operation even under challenging marine conditions.

It pairs effectively with engines such as KTA19-M600, CAT3412T …Together, they provide stable propulsion, smooth torque transfer, and long-lasting durability.

Key Benefits of the J300 Gearbox

The Advance J300 gearbox offers several advantages for marine operators:

  • Multiple gear ratios to suit various propulsion requirements
  • Compact vertical offset layout to save engine room space
  • Hydraulic clutch for smooth shifting and reduced vibration
  • Efficient cooling through seawater or heat exchanger systems
  • Durable construction for continuous heavy-duty operation
  • Easy installation and maintenance-friendly design

As a result, shipowners can rely on consistent performance and lower maintenance costs.

Applications in Marine Vessels

The J300 gearbox is widely used in:

  • Offshore and deep-sea fishing vessels
  • Harbor tugboats and workboats
  • Passenger ferries and sightseeing boats
  • River and coastal cargo ships
  • Marine diesel generator sets

Its robust construction ensures reliable operation in both inland waterways and open-sea conditions.

Installation and Shipping

The Advance J300 gearbox connects to SAE standard flywheel housings and supports both clockwise and counter-clockwise rotation. This flexibility allows integration into various vessel designs.

We pack each unit in sturdy wooden crates with anti-corrosion treatment. In addition, Hangzhou Advance provides safe and timely worldwide shipping to Southeast Asia, the Middle East, South America, and Europe.

Why Choose the Advance J300 Gearbox

Choosing the Advance J300 Marine Gearbox provides:

  • Direct factory supply with full technical support
  • Quick global delivery and responsive service
  • Competitive pricing with trusted quality
  • Compatibility with major marine diesel engines
  • Optional accessories such as PTOs, control cables, and coolers

In summary, the Advance J300 gearbox combines durability, efficiency, and long-term reliability. Therefore, it is an excellent choice for professional marine power systems.

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