"> Donghwa Pneutec (South Korea) DH Marine Series
OceanSphere
Engines
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Donghwa Pneutec (South Korea)

DH Marine Series

Donghwa Pneutec is a Korean marine compressor manufacturer from Busan. The DH Marine series is offered as a cost-effective alternative on Korean shipyards (Samsung Heavy, Hyundai, DSME) when Sperre or Sauer are not specified. Priced 30–40% below European OEMs. Solid quality, but shorter service intervals than Sperre/Sauer. Estimated share of Korean newbuilds: 15–20%.

30-300 m³/h FAD
Capacity
Compressed Air (Starting Air / Service Air)
Medium

Components & Design

Component data being added…

Technical Data

type 2-Stage Reciprocating Air Compressor
variant count approx 5
period start year 1995
drive type Electric
construction Cast iron, water-cooled, trunk piston

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Common failures & inspection points

●Valve plate wear after 3,000-5,000 hrs
●Intercooler gasket leakage
●Piston ring carbon buildup from oil quality

Service & Maintenance

Valve overhaul every 3,000-5,000 hrs. Complete overhaul 14,000-18,000 hrs. Service through Donghwa Korea and Korean ship supply agents.

Suppliers & Spare Parts

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Replacement Parts

Donghwa (Busan, Korea). Good availability in Korea. Lead time: 2-4 weeks Asia, 6-8 weeks elsewhere.
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Equipment Model #37708 · ✓ still in production