"> Alfa Laval S.p.A. P625-LubeOil
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
🔧 80 verified suppliers & service companies for Alfa Laval S.p.A. in the Maritime Network Find suppliers →
Is Alfa Laval S.p.A. your company? Claim this page
Alfa Laval S.p.A.

P625-LubeOil

P625-LubeOil by Alfa Laval S.p.A. is a high-speed centrifugal separator used to remove contamination from marine fuel or lubricating oil. It is normally installed in the purifier room or machinery space together with feed, heating where required, clean-oil discharge and sludge-handling arrangements. It belongs to Alfa Laval's P-separator platform for well-defined fuel and lubricating oils, using a manually selected gravity disc or clarifier arrangement rather than the automatic oil-density adaptation used by the S family. This LubeOil variant is configured for lubricating-oil cleaning, removing water and fine solids so the oil can remain in service. Reliable separation depends on correct feed condition, bowl speed, clean internal passages and the correct bowl configuration for the oil being treated. Compared with the S platform, the P family is simpler in process control and is best matched to oils whose separation conditions are well established.

Alfa Laval S.p.A. P625-LubeOil

Components & Design

Component data being added…

Technical Data

Model number P625-LubeOil
Capacity (HFO) 5850 l/h
Capacity (lube oil) 4680 l/h
Bowl diameter 395 mm
Motor power 7.5 kW
Application purifier, marine fuel/lube oil, optimised for lubricating oil cleaning
Drive type Direct / gear-driven
Bowl type Self-cleaning disc-stack
Fuel type optimised Lube oil
Capacity (at optimum fuel) 4680 l/h

🤖 Ask about this model

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

Common failures & inspection points

●Disc-stack or bowl fouling from sludge accumulation, causing reduced separation efficiency, vibration or shortened discharge cycles
●Operating-water or discharge-mechanism malfunction, causing failure to open/close the bowl or abnormal sludge discharge
●Incorrect process settings or gravity/interface control, indicated by water carryover, oil loss or unstable clean-oil quality
●Worn seals or O-rings, causing internal bypass or external leakage
●Bearing, spindle or drive wear, noticed as increasing vibration, noise or temperature

Service & Maintenance

Trend vibration, bearing condition, feed conditions, clean-oil quality and sludge-discharge behaviour. Clean the bowl and disc stack as required by condition and the maker's maintenance plan, inspecting seals, operating-water passages, locking parts and drive components. After overhaul, verify bowl assembly, free movement of the discharge mechanism and correct process configuration before putting the unit back on oil. Class or survey attention typically includes overspeed and safety functions, guarding, leakage, vibration records and maintenance traceability; refer to the manufacturer documentation for the exact figure.

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

Carry a complete bowl seal and O-ring kit, selected operating-water seals, bearings or drive wear parts according to the vessel's maintenance strategy, and the correct gravity/clarifier components for the installed duty. For critical separator plants, keep one planned-overhaul kit and the small locking, sealing and paring-disc items most likely to stop the machine after opening.
Working on this unit?
Log hours, photos and findings into an invoice-ready service report — OceanSphere Marine, 14-day free trial.
Need a service partner for Alfa Laval S.p.A.?
114,000+ shipyards, suppliers and service companies in the Maritime Network directory.
Equipment Model #153143 · ✓ still in production