Container vessel at sea — Vessel Core marine supply
EU-Registered · Estonia OEM & Alternative Parts

Ship Spares,
Sourced & Delivered.

B2B marine spare parts for commercial vessels — fast quoting, controlled sourcing, and global delivery.

24h Quote response
EU Estonia-registered
Global Port-aware delivery

Compatible with leading OEM systems including

MAN B&W Wärtsilä Mitsubishi ABB Turbo Alfa Laval Caterpillar Kongsberg Rolls-Royce

Why Technical Buyers Move Fast With Vessel Core

The strongest supplier websites do more than list parts. They reduce uncertainty around sourcing, timing, quality, and delivery execution.

01

EU Business Framework

Commercial communication, documentation, and supplier handling aligned with an Estonia-based EU company structure.

02

Engine Room Focus

Concentrated on the parts and systems that directly impact vessel operability, maintenance windows, and off-hire exposure.

03

Commercial Comparison Logic

Quotes structured around OEM versus alternative options, lead time differences, and urgency-driven sourcing choices.

04

Port & Schedule Awareness

RFQs evaluated against vessel movement, ETA, agent handling, and the real operational cost of delay.

RFQ-ready structure Maker, model, part number, quantity, port / ETA, and urgency routed into one cleaner request flow.
OEM / ALT decision path Commercial comparison built around fit, lead time, and budget logic instead of unstructured catalogue noise.
Approval-facing documentation Useful for superintendent, purchaser, and owner-side review when timing and traceability matter.
Port-window execution logic Delivery planning tied to vessel schedule, local agent handover, and operational risk reduction.

Engine Room & Critical
Ship Systems

From main propulsion to auxiliary machinery — we supply the parts that keep vessels operational.

Browse Equipment Groups. Open Brands. Route RFQ.

Inspect equipment groups, see supported maker landscapes, and move into a structured request.

High-frequency engine room buying Main engines, turbochargers, pumps, compressors, separators, boilers, automation, and associated maker coverage.
Marine engine room and propulsion equipment
Main & Auxiliary

Main Engines

OEM and alternative sourcing routes for core propulsion and auxiliary engine requirements.

MAN Wärtsilä CAT
Marine turbocharger equipment category
Rotating Machinery

Turbochargers

Overhaul kits, complete units, bearings, nozzle rings, rotor assemblies, and urgency-sensitive replacement flow.

ABB MAN Mitsubishi
Marine pump equipment category Marine compressor equipment category
Fluid & Air Systems

Pumps & Compressors

Fuel oil, lube oil, ballast, control air, starting air, refrigeration, seals, impellers, valves, and overhaul parts.

DESMI Allweiler Sperre

Main & Auxiliary Engines

Core propulsion and auxiliary engine parts for urgent failures, planned service scopes, and repeat fleet buying.

OEM Alternative

Turbochargers

Urgency-sensitive rotor, bearing, and overhaul supply for ABB, MAN, Mitsubishi, and related maker platforms.

Kits Complete units

Pumps, Compressors & Flow Systems

Fuel, lube, ballast, control-air, and refrigeration categories grouped into one faster commercial supply route.

Fluid systems Air systems

Separators, Boilers & Heat Exchange

Fuel treatment, thermal equipment, and process support parts where delivery reliability matters more than catalog volume.

Thermal Process support

Automation, Valves & Control

Instrumentation, actuators, valves, and control-layer parts for buyers who need technical fit and cleaner approvals.

Sensors Control logic

Broader scope?

Route the RFQ

Send maker, model, part reference, quantity, and port / ETA to get a cleaner sourcing path.

Request Quote →

Why Vessel Core?

We exist for one purpose: to keep your vessel operational. Every process, partnership, and delivery timeline is built around that goal.

24h Response on urgent RFQs
EU Registered in Estonia
100+ manufacturer sourcing routes
OEM / ALT commercial comparison logic
Port-aware delivery planning for vessel schedules
  • Speed You Can Rely On

    Standard supply in 5–7 days. Urgent supply in 2–3 days. We maintain active relationships with 100+ manufacturers for same-day quoting on critical parts.

  • OEM & Alternative — Your Choice

    We supply genuine OEM parts when quality demands it, and verified alternative equivalents when cost matters. Transparent sourcing, documented quality.

  • Global Delivery Network

    Delivery to any port worldwide. We coordinate logistics to match vessel schedules — whether docked or underway.

  • Technical Competence

    Our team understands marine engineering. We communicate in the language of engine rooms — maker, model, part numbers — not just catalogue codes.

  • Direct Sourcing Advantage

    No unnecessary intermediaries. We source directly from manufacturers, reducing lead times and cost while maintaining full traceability.

Fast RFQ — Three Steps

From part number to delivery confirmation, the process is built to remove friction for technical and purchasing teams.

01

Submit RFQ

Provide vessel details, maker, model, part number, quantity, and port / ETA if relevant. Urgent requests are flagged immediately.

02

Receive Commercial Offer

Within 24 hours, or same day for urgent RFQs, you receive sourcing options, lead times, and a quotation built for decision-making.

03

Confirm & Deliver

Once confirmed, parts are sourced, checked, routed, and delivered to the agreed port, vessel agent, or receiving point.

What a Serious Marine Buyer Should Receive

Vessel Core is positioned to turn a marine RFQ into a cleaner buying decision: route, lead time, urgency, and execution logic in one flow.

Route 01

OEM Priority Route

For class-sensitive, owner-mandated, and warranty-linked procurement.

  • Original maker route for exact-fit cases
  • Lead-time visibility before approval
  • Best for critical machinery
Route 02

Verified Alternative Route

For budget-controlled procurement and repeat buying without losing fit discipline.

  • Commercial comparison against OEM
  • Clearer cost and availability view
  • Best for routine procurement
Route 03

Urgent Recovery Route

For off-hire pressure, imminent failure, and missed-port risk.

  • Same-day commercial escalation
  • Port and ETA built into the route
  • Designed for teams under pressure
What makes the difference

Not just parts supply. A clearer RFQ-to-decision path.

Technical buyers need a cleaner route across OEM, alternative, urgency, and delivery timing — not more catalog noise.

Marine engine room ready for urgent parts support
URGENT SUPPLY AVAILABLE

Vessel Down?
We Move Fast.

Off-hire costs are real. When a critical component fails, speed is the priority. We have established emergency supply channels with priority sourcing and expedited freight to any port within 24–72 hours.

Same-day quotation Priority freight routing Any port worldwide 24/7 communication

Systems & Brands We Supply

Parts for the engine room equipment found on most commercial vessels globally.

Main Engines

  • MAN B&W (MC, MC-C, ME, ME-C)
  • Wärtsilä (RT-flex, RTA, W32)
  • Mitsubishi (UEC series)
  • Sulzer (RND, RTA)
  • Hyundai HiMSEN

Auxiliary Engines

  • Caterpillar (C series, 3500)
  • MAN Auxiliary (L21/31, L23/30H)
  • Wärtsilä Vasa (6L20, 9L20)
  • Bergen (C series, B series)
  • Yanmar (6EY, 8EY)

Turbochargers

  • ABB (VTR, TPL, A100-H)
  • MAN Turbo (NR, NA series)
  • Mitsubishi (MET series)
  • Napier (NA, NT series)
  • IHI (RH series)

Separators

  • Alfa Laval (MOPX, FOPX, S-type)
  • Westfalia (OSB, OSC, MIB)
  • Mitsubishi (SJ series)
  • Selfjector (SJC series)

Pumps

  • Alfa Laval / IMO
  • Hamworthy (LSC, LV)
  • Framo (submersible)
  • Desmi (centrifugal)
  • Taiko (cargo, ballast)

Automation

  • Kongsberg (K-Chief, Simrad)
  • Wärtsilä NACOS
  • Norcontrol (IAS)
  • Emerson / Yokogawa
  • Custom sourcing available

Built on Delivery

Trust comes from visible response discipline, delivery assurance, and proof a technical buyer can use for approval.

"Critical turbocharger bearing quoted in 4 hours and delivered in Rotterdam in 36 hours. Professional and reliable."
Chief Engineer, Bulk Carrier Rotterdam Port Call · MAN B&W 6S50MC
36h
Part delivered — Rotterdam port call
4h
Average quote turnaround time

Alfa Laval Separator Emergency

Complete bowl and disc stack for an FOPX separator — sourced, tested, and airfreighted to Singapore in 72 hours while vessel awaited cargo.

Singapore · Alfa Laval FOPX
Approval-ready trust layer

Procurement Proof That Lowers Buying Friction

When a request is urgent, the buyer needs more than pricing. They need structured evidence, decision context, and a cleaner path to approval.

Urgency-aware handling Same-day commercial routing when schedule pressure and off-hire exposure are real.
Port-window logic ETA, freight path, and handover logic framed around vessel movement and local delivery reality.
OEM / ALT comparison Fit, lead time, and cost options presented for real procurement decisions, not vague sourcing language.
Approval-facing documentation Structured enough for superintendent review, buyer comparison, and owner-side sign-off.

Native on-site asset flow — no external drive needed.

Common Questions

Still have questions? Contact us directly.

What information do I need to submit an RFQ?

Ideally: vessel name, vessel type, equipment maker and model, part number, part name, and required quantity. If you don't have a part number, provide the equipment details and a description — we'll identify the correct part from our manufacturer contacts.

Do you supply OEM or alternative parts?

Both. We source genuine OEM parts from authorized channels and verified alternative equivalents from qualified manufacturers. All alternative parts are cross-referenced against OEM specifications. We present both options with clear pricing and lead times so you can choose based on your requirements.

What is your standard delivery time?

Standard delivery is 5–7 business days globally. For urgent requirements, we offer expedited sourcing and priority freight with delivery in 2–3 days to most major ports. Same-day dispatch is available for parts held in European warehouses.

Can you deliver to vessels at anchorage or at sea?

Yes. We coordinate with local port agents to arrange delivery to vessels at anchor or in port. For vessels transiting, we can plan delivery to align with the next scheduled port call. Please include your port rotation and ETA schedule when submitting your RFQ.

Submit Your RFQ

Send the best technical data you have. We respond with pricing, sourcing direction, lead-time logic, and availability within 24 hours — urgent requests same day.

Best inputs

Maker, model, part number, quantity, port / ETA, and any urgency note.

info@vesselcore.eu
Tallinn, Estonia · EU
24h response target · No spam · B2B only
24h response target Urgent cases same day Structured B2B handling

Native procurement asset

Download a clean RFQ brief or copy the checklist before sending your request.

Start with a structured RFQ

Use a template below to prefill the request with the right commercial data.

We respond within 24 hours. Urgent requests receive same-day commercial handling.

RFQ Received

We'll respond within 24 hours. Check your inbox — urgent requests will be escalated immediately.

Quick RFQ