Open Waters
Open waters
There are two types of lifejacket available for open waters:
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Type 401 - inflatable
- Achieves buoyancy by either a:
- water-activated switch
- manual pull cord
- May include a mouthpiece
- Designed to keep the wearer vertical during unconsciousness
- Comfortable and convenient to wear at all times
- Must provide 150 newtons of buoyancy
Inshore waters
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Type 402
- Must have a buoyant collar
- Not designed to keep an unconscious person’s face above water
- Provides at least 71 newtons of buoyancy (adult size)
- Comfortable and convenient to wear at all times
- Compatible with a crotch strap
- Not suitable for rough conditions
National and international standards* that substantially comply with type 402: ANSI/UL 1123
Specialist lifejackets and personal flotation devices
Singapore