"> MAN Energy Solutions S50ME-C
⚓ Working on this equipment?
Ask the AI troubleshooter, log your hours on board and turn them into invoice-ready service reports — for this exact model.
Start free — 14 days →
No credit card required
🔧 5 verified suppliers & service companies for MAN Energy Solutions in the Maritime Network Find suppliers →
MAN Energy Solutions

S50ME-C

The MAN S50ME-C is a medium‑speed, low‑pressure crosshead two‑stroke diesel engine delivering 5.45–9.96 MW directly to the propeller shaft, featuring electronic exhaust‑valve and fuel‑injection control (ME‑C) for high efficiency and emission compliance.

5,450-9,960 kW (5-8 Cyl)
Capacity
HFO / VLSFO / MGO
Medium

Engine Specifications

5-8
Cylinders
500 mm
Bore
2214 mm
Stroke
20.0 bar
MEP

Components & Design

Component data being added…

Technical Data

type 2-Stroke Low-Speed Crosshead Diesel Engine
sfoc g kwh 165
tier IMO Tier II/III (with EGR/SCR)
variant count approx 4
period start year 2007
drive type Direct Drive (propeller on crankshaft)
construction Crosshead, electronically controlled exhaust valve + fuel injection (ME-C)

🤖 Ask about this model

One free question — answered like a marine engineer. No account needed.

Common failures & inspection points

Exhaust valve seat burnout/corrosion nach 8,000-12,000 hrs — häufigster 2-Takt-Fehler
Kolbenring-Verschleiß und Laufbuchsen-Scoring bei falscher Zylinderölzufuhr
Turbolader-Lager-Failure bei Surging/Load-Rejection
Kraftstoff-Injektionsventil Leckage (ME-C Hydraulik-Injektoren) nach 4,000-6,000 hrs
Kreuzkopf-Lagerschaden bei mangelhafter Schmierung
Hauptlager-Temperature-Rise bei Ölqualitätsproblemen

Service & Maintenance

Exhaust valve overhaul: 8,000-12,000 hrs. Piston overhaul: 16,000-24,000 hrs. Cylinder liner: 32,000-48,000 hrs. Main bearing: 24,000-32,000 hrs. ME-C Fuel Valve: 4,000-6,000 hrs. Turbocharger: 12,000-16,000 hrs. Crankshaft deflection: annually.

Suppliers & Spare Parts

Direct links to manufacturer, datasheet, spare-parts portal and dealers — request access below.

📄 Request sourcing links & documents
🛠 Manage this equipment in your fleet

Cases, daily reports, timesheets and AI troubleshooting in the OceanSphere Marine app — free for 14 days.

Start free trial →
🔎 Suppliers & service for this equipment

Find manufacturers, repair shops and spare-part dealers in the Maritime Network — our global company directory.

Maritime Network →

Replacement Parts

MAN PrimeServ global (130+ Länder). Lead time: 1-4 Wochen Standard-Parts, 4-8 Wochen für Liner/Piston. Exhaust valve spindles und Fuel valves immer an Bord vorhalten.
Equipment Model #36728 · ✓ still in production