OceanSphere
Engines
⚓ 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 →
Is MAN Energy Solutions your company? Claim this page
MAN Energy Solutions

12V45/60CR

MAN Energy Solutions L/V 45/60CR — Viertakt-Marinediesel, Bohrung 450 x Hub 600 mm, 600 rpm, 7,800-26,000 (12V: 15,600 kW | 14V: 18,200 kW | 20V: 26,000 kW). Brennstoff: Liquid fuels up to Heavy Fuel Oil (max 700 cSt). Status: In production since 2020 (V-types) / 2022 (L-types planned but status unclear as of 2025). Verifiziert, Datenblatt verlinkt.

11400.0 kW
Power

Engine Specifications

12
Cylinders
450 mm
Bore
600 mm
Stroke
4-stroke
Stroke Type

Components & Design

Component data being added…

Technical Data

Bore/Stroke 450/600 mm
Displacement per cylinder 103 liters
Power per cylinder 1,300 kW @ 600 rpm
BMEP (Brake Mean Effective Pressure) 25.24 bar
Turbocharging Two-stage (low + high pressure in series)
Injection System Common-rail with ECOMAP capability, SaCoS 5000 control
Fuel efficiency improvement 5-12% cost benefit vs equivalent competitors (est. €0.9-2.4M annual savings for 120-150k GT cruise vessel)
Cylinder arrangement Four-stroke, non-reversible, charge-air cooled
Emissions IMO Tier II standard; Tier III with compact SCR system
power kw 11400
rpm 514
fuel type HFO/MDO
configuration V

🤖 Ask about this model

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

Common failures & inspection points

Fretting corrosion in main bearing bore - allgemein fuer Viertakt-Marinediesel

Plug hole in main bearing cap; fuellen mit zwei-komponentigem Dichtstoff; Hauptlagerbefestigung ueberpruefung

Scavenge space contamination and corrosion (clover-leaf pattern auf Zylinder-Laufbuchsen) - allgemein fuer Viertakt-Marinediesel

Regelmaessige Reinigung Scavenge-Raum; Drain-Taschen reinigen; saeure-Korrosion auf Laufbuchsen ueberpruefung

Turbocharger bearing wear and MTBF (Mean Time Between Failures ~6387 Betriebsstunden) - allgemein fuer turbogel.

Abgastemperatur ueberwachung (vor/nach Turbine); Wartungsintervalle an Verschmutzungsgrad anpassen

Crankshaft fatigue failure at fillet radius (10 o'clock - 2 o'clock position bei ODP) - allgemein fuer schwere Dieselmotoren

Kurbelwellen-Durchbiegung Messung; Hauptlager-Ausrichtung mit Lagerbock-Messlehre; Torsionsvibration ueberwachung

Lagerschaden durch Schmieoel-Mangel (bearing wipe-out) - allgemein fuer Marinediesel

Oelverteilsystem Durchsatzpruefung; Lagerscale und Verschleiss ueberwachung bei Inspektionen

Type-general inspection and maintenance points for this equipment category — not model-specific.

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 →
Equipment Model #123345 · ✓ still in production