Doosan DX300LC excavator
Complete machine parameters: working weight of the whole machine is 29500kg, boom length is 6245mm, bucket arm length has three specifications of 3100mm, 2500mm and 3750mm, bucket capacity is between 0.64-1.75 cubic meters. Total transport length is 10620mm, total transport width is 3200mm, total transport height is 3345mm, cab height is 3065mm, vehicle width is 2960mm, total track width is 3200mm, track gauge is 2600mm, minimum ground clearance is 500mm.
Engine performance: The engine model is Doosan D1146TA, rated power 151/1900kW/rpm, displacement 8.07L, number of cylinders 6, cylinder diameter × stroke 111×139mm, using 4-stroke, water-cooled, direct injection, turbocharged working mode. The maximum torque is 1056/1400N・m/rpm, meeting the Euro III emission standards.
Hydraulic system: The main pump type is a parallel inclined axis axial piston pump, the main pump maximum flow 2×247L/min, the main overflow setting pressure standard 32.4Mpa, boost 34.3Mpa. The pilot pump flow is 28.5L/min, the hydraulic system suction is 0.08Mpa, the variable hydraulic system, the variable form is load sensing pressure cutoff.
Operating range: Maximum digging radius is 10745mm, 10170mm, 11270mm, maximum digging radius of the parking surface is 10550mm, 9965mm, 11085mm, maximum digging depth is 7360mm, 6760mm, 8010mm, maximum digging height is 10330mm, 9970mm, 10410mm, maximum unloading height is 7260mm, 6930mm, 7365mm, maximum vertical digging depth is 6190mm, 5405mm, 6670mm, maximum digging depth (2.5 meters horizontal) is 7180mm, 6615mm, 7895mm.
Doosan DX300LC Excavator
* **Market Performance**: In the Indian market, Doosan Construction Machinery India Private Limited continued to grow sales, selling 105 Doosan DX300LC-5 excavators in December 2021, setting a monthly sales record. Its success is attributed to reliable product quality, timely delivery, hard work of employees, management support and good relationship with authorized dealer Star Marketing Engineers Pvt. Ltd.
* **Industry Activities**: In December 2022, the Doosan DX300LC-9 excavator appeared at the Doosan booth at the 2022 World Clean Energy Equipment Conference, demonstrating its exploration and application in the field of clean energy.
### Doosan PUMA 300 machining center
* **Product display**: In April 2021, Doosan Machine Tools participated in the CIMT2021 exhibition held in Beijing and launched 6 models including the DVF5000 compact synchronous five-axis machining center and the PUMA SMX2600ST process-integrated composite turning machining center. Some of these models may have technical relevance or market positioning complementarity with the PUMA300 machining center, demonstrating Doosan Machine Tools' technical strength in the field of high-end machining.
### Doosan 300KW solid oxide hydrogen fuel cell
* **Technical progress**: In October 2024, Doosan announced that its 300KW medium and low temperature SOFC entered the mass production verification stage, with a system rated power of 300KW, a stack life of 7 years, a system life of 20 years, and an energy efficiency of 58%. The 50MW SOFC plant in Gunsan, South Korea was completed in 2024 and is scheduled to enter the market in 2025.
* **Market expansion**: In 2025, Doosan Fuel Cell plans to start mass production and sales of 5KW-class stacks and 300KW systems to further increase sales revenue. In addition, Doosan is also actively exploring overseas markets such as China and the United States, among which the demand for data centers in the United States has surged. At the same time, Doosan is also promoting the development and certification of marine SOFC technology. In March 2024, the core component unit stack of its marine SOFC passed the environmental testing standards of the Norwegian Classification Society. It plans to complete the testing and certification of the entire SOFC system within the year and deliver marine SOFC.
* **Cooperation and Strategy**: On April 3, 2025, Doosan Fuel Cell Company and SAMCHULLY Co., Ltd. signed a strategic agreement to "expand the popularization of medium and low temperature SOFC for power generation". Doosan will be responsible for the promotion and supply of medium and low temperature SOFC projects for power generation, as well as the funding of demonstration projects, the operation and management of hydrogen fuel cell power plants, etc., aiming to further ensure more orders in the Korean government's 2025 general hydrogen power generation bidding market.
* **Performance**: Doosan Fuel Cell Company's sales performance in 2024 reached 411.8 billion won (about 2.04 billion yuan), an increase of 58% compared with 2023, of which hydrogen fuel cell power generation equipment sales were 292.1 billion won and service sales were 119.8 billion won. In Korea's CHPS (general hydrogen power generation bidding market), it won 127MW with a market share of 73%, an increase of 11% compared with 62% in 2023.