PX121 | Platform Supply Vessel / PSV | X-BOW ship design

PX121

The PX121 design is a medium-sized platform supply vessel crafted for global operations. This vessel combines exceptional fuel efficiency with impressive cargo capacity and deadweight, offering high capacity at the cost of a medium-sized PSV—delivering outstanding value for both owners and operators.

Key features include compliance with the SPS code for up to 60 POB, and preparation for future offshore crane and moonpool installations. It is available with battery and methanol fuel-ready options.

Additionally, complying with the OSV Chemical code, Res. A.1122(30) , it accommodates IMO Ship Type 1 products up to 150 m³, as well as IMO Ship Type 2 and 3 products up to 1200 m³.

Primary specifications as built

Additional Data

Note: Subject to selected variant configuration

Turning visions into reality

The PX121 is a versatile and robust workhorse for a variety of offshore operations, and together we can tailor our designs to match your exact requirements.

PX121 - Platform Supply Vessel

Whether navigating challenging seas or supporting critical missions, the PX121 is your trusted companion. Explore optional conversion designs, including yacht support, SOV, IMR, and ERRV. Plus, consider the lengthened version for expanded capabilities.

Fuel efficiency: The PX121 boasts an impressive fuel-efficient profile, minimizing operational costs while maximizing performance.

Cargo Capacities: With a dead weight of 4,200 - 4,400 tons, it can transport essential supplies, equipment, and personnel to offshore installations.

Medium-Sized Cost, Large-Scale Performance: Imagine the capabilities of a larger PSV, but at a more manageable cost. The PX121 delivers precisely that.

Value-for-Money: The PX121 offers exceptional value for shipowners and operators. It’s a wise investment that pays dividends in reliability and functionality.

Proven design - see our PX121 references

Decades of building state-of-the-art vessels for demanding marine operations have given us a knowledge base and experience guaranteeing the highest standards of quality, execution and delivery.

Shipbuilding worldwide

In addition to Ulstein's yard in Norway, we work with partner yards worldwide. Contact us if you have a specific yard in mind for your next project and would like us to assist.

Silk Road 2 (Aprion)

Go Mundara (Guo Hai Min Rong)

Energy Duchess

BOS Patriot