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D-I Industrial

D-I Industrial

“D-I INDUSTRIAL Co., Ltd. has proudly stood as South Korea’s foremost manufacturer of marine transmissions, marine steering systems, and power take-offs since its establishment in 1990.

Throughout its illustrious history, D-I Industrial has maintained a steadfast commitment to excellence across the entire spectrum of product development, from inception to after-sales service, all under its distinguished brand.

Spanning the globe with a robust sales, service, and distribution network across more than 60 countries in Asia, Europe, North America, and the Middle East, D-I Industrial has earned widespread recognition as a premier provider of marine equipment. With a reputation built on quality, reliability, and innovation, we continue to set the standard for excellence in the maritime industry.”

PRODUCTS

A/AL/H Model
  • 75Hp1770Hp
  • Compact size with a reduction ratio of 1.4~3.5:1
  • Suitable for high-speed vessel such as fast fishing boat, passenger vessel etc.
  • DMT25AL/50A/90A/110A/ DMTP5100/DMT140H/150 H/190H/ DMT240H/260H/280H/400 H/430H/550H
HL Model
  • 138Hp1766Hp
  • Compact size with a reduction ratio of 3.5~7:1
  • Suitable for mid-sized work boat such as tanker ship, fishing vessel.
  • DMT100HL/135HL/170HL/1 80HL/190HL/ DMT260HL/DMTP6500/DM T300HL/460HL/DMT561HL
DL/BL Model
  • 445Hp~2007Hp
  • Compact size with a reduction ratio of 3.02~6:1
  • Suitable for continuous duty work boat such as tug, push or deep trawl vessels.
  • 4-bearing supporting structure for driving line. Easy maintenance
  • DMT220DL/330DL/450DL/ 600DL/600BL
IV Model
  • 259Hp-331Hp
  • Aluminum casing, 14° down inclined.
  • Reduction ratio of 1.21~2.52
  • Suitable for petrol or leisure boats
  • DMT100IV
For Waterjet
  • 138Hp~1770Hp
  • Reduction ratio of 1.21~1.76
  • DMT50A/90A/110A/ 400H/550H/240W/300W/ 400P
PTO 1-Axis 1-Clutch Model
  • Same direction of Output rotation and input rotation
  • Output type can be selected freely either pump or pulley.
  • It can be mounted at the front/rear of the engine and directly attached with pump pad and features a stern-drive propulsion system, a clutch for power transmission and a diesel power unit.
  • DP0160/210/310
PTO 2-Axis 1-Clutch Model
  • Suitable for high-capacity hydraulic pump operation.
  • The discharge port can be expanded through an external gearbox.
  • DP0410
PTO 2-Axis 2-Clutch Model
  • Each clutch can be equipped and controlled separately.
  • It has a STAND-BY function for low power consumption.
  • Suitable for ships with many hydraulic devices or places requiring pump and pulley operation or diesel power unit systems.
  • DP0087/167
2 Output (1 Clutch)
  • R/r 0.66 ~ 1.24 : 1
  • Hydraulic pump
Integral Shaft support
  • Bearing supporter
  • Cardan shaft, Power train, Propulsion drive
2 Output (2 Clutches)
  • R/r 0.894~1:1
  • Pump(Hydraulic, Water), Compressor, Pulley
1 Output (1 Clutch)
  • R/r 1:1
  • Hydraulic pump, Fire pump, Pulley, Cardan shaft
YSS Model(Hydraulic) YAMAKI/Japan
  • Suitable for heavy-duty application.
  • Its power transmission system is structured with lubrication, making it highly durable.
  • Designed as a tunnel-integrated unit, providing a robust structure. 
  • Suitable for ships requiring high durability such as working boat etc.
SH Model(Hydraulic) Sleipner/Norway
  • Installed flexible coupling for protection of power transmission system.
  • Application of dual-reverse and reinforced plastic propeller for high thrust and protecting gear.
  • Suitable for ships with low hulls and high propulsion needs.
SE Model(Electric) – Sleipner/Norway
  • Operated with DC12V/24V
  • Enhanced waterproofing and a dual- reversing propeller.
  • Easy plug-and-play installation and optional speed control for thruster.
  • Suitable for leisure boat, fishing vessel. light-duty work boat.
DH Model Single Propeller
  1. A structure that allows for easy assembly of rack gear (substructure) in tunnels.
  2. Designed with a lubrication structure for excellent durability.
  3. Capable of fitting on various types of ships made from different materials such as FRP, steel, aluminum.
  4. Suitable for ships requiring high durability such as work boat, seine net boat, trawler.
DH Model Twin Propeller
  1. High thrust compared to diameter by double-reverse propeller.
  2. The same features with DH Single propeller – contents #1.
  3. The same features with DH Single propeller – contents #2.
  4. The same features with DH Single propeller – contents #3.
  5. Suitable for ships with low hulls and requiring high thrust such as aquaculture management vessels and netting ships.
DHD Model Stern Thruster
  1. Easily attached to the hull without the need for tunnel installation
  2. High maneuvering force by being installed at the stern end.
  3. Easy to maintain by external installation.
  4. High durability and low noise due to its motor direct-coupling type.
  5. Suitable for structures such as barges, transport vessels that require propeller-type thrusters.