
Spectrum 4
The Spectrum 4 is a 23 m aluminium catamaran built in 2015.
She is an MCA Category 2 coded workboat and has been purposefully adapted to operate as a dual–purpose survey/crew transfer vessel, combining fast transit speed with a stable survey platform. Spectrum owned and operated she has been part of the fleet since 2022 and has a proven track record conducting crew transfer a projects for Ørsted.
| General Specification | |
|---|---|
| Structure | Aluminium |
| Dimensions | 23 m x 6.7 m x 1.9 m |
| MMSI | 235080287 |
| 2 x fixed pitch propellers | 26 knots |
| Engines | 2 x CAT C32 |
| Propulsion | 2 x fixed pitch propellors |
| Code | MCA Category 2 |
| Deck cargo | 7 tonnes |
| Generator | 2 x Cummin Onan 13.5kVa |
| CRANE | HS Marine AK 7 NE2 |
Explore our services
Survey Services

Survey Services
The survey services offered by Spectrum Offshore use a wide variety of state-of-the-art technology, including the following methodologies:
- Geophysical Survey
- Hydrographic Survey
- Construction Support Survey
- Site Investigation Survey
- Consent & Licensing Survey
- Remote Survey
- ROV Inspection
Vessel Services

Vessel Services
Spectrum Vessel Services Limited, incorporated in 2014, provides vessel based marine solutions throught the offshore sector.
Our vessels have a proven track record conducting the following tasks:
- Personnel transfer
- Cargo transfer