Key Specifications
Vessels seeking ECA compliance with residual fuel economics; niche alongside dominant VLSFO and LSMGO choices
Technical Detail
Why it exists
ULSFO bridges the gap between residual (cheaper per tonne, but dirty without compliance) and distillate (clean but pricier). For operators with high consumption who want ECA compliance without switching to distillate, ULSFO is an option.
Limited availability
ULSFO is not universally available. Major hubs like Rotterdam offer it commercially; smaller ports may not. Specific nomination is required; lead times can be longer than for VLSFO.
Quality considerations
ULSFO quality is generally consistent at reputable suppliers but, like VLSFO, depends on blend composition. Compatibility between ULSFO stems from different sources should be checked.
Market position
ULSFO has not taken large share from either VLSFO (outside ECA) or LSMGO (inside ECA). It serves a specific segment rather than replacing either.
Where to Bunker ULSFO
Ports in our directory where ULSFO is available as a standard commercial grade:
Frequently Asked Questions
Is ULSFO better than LSMGO for ECA use?
Depends on priorities. ULSFO is typically cheaper per tonne but is residual (requires heating, separator management). LSMGO is distillate (simpler handling, cleaner) but costlier. For high-consumption vessels, ULSFO can save money.
Where can I reliably get ULSFO?
Rotterdam, Antwerp, and some other major European hubs. Availability elsewhere is inconsistent and should be confirmed at nomination.