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All questions
Safety

Which lifejacket level is typically intended for coastal and offshore use?

Short answer

150N

Level 150 lifejackets are intended for coastal and offshore use and are designed to help turn an unconscious wearer face-up. Heavy or air-trapping clothing may require Level 275; correct fit, crotch straps, condition, and servicing still matter.

Sources and scope

Reviewed by Richard Moore on . This answer is scoped to united kingdom and general recreational seamanship; check the current chart, publication, local rules and official operational guidance before acting afloat.

Quick check

Which lifejacket level is typically intended for coastal and offshore use?