HomePersonal SafetySafety Wear › International Safety Products - Challenger Interlock 275 Series lll Lifejacket

Challenger Interlock 275 Series lll Lifejacket

The Challenger Interlock 275 Series lll Lifejacket has been designed specifically as a combined working and abandonment lifejacket.

The lifejacket is designed to be worn when the wearer is in heavy duty clothing or with an abandonment, with 300 newtons of buoyancy, it is guaranteed to self right the wearer in less than five seconds. The interlocking lobe design is patented. This gives the wearer an effective barrier from waves, which helps prevent water from channelling into the airways.

The Challenger Interlock 275 Series lll Lifejacket also gives excellent neck and head support, which is vital especially for unconscious wearers.


  Patented interlocking lobe design
  300 Newtons buoyancy
  High visibility fabric
  Twin chamber security
  Contoured head and neck support
  Lightweight and comfortable to wear
  Fully approved to the latest amendments in SOLAS Chapter III 2010


  Two independent chambers each with 300N
  Automatic firing mechanisms
  Retro-reflective tape
  Grab loop
  Locational light
  Buddy line
  Produced using components that conform to ISO 12402

Design Options:

  A wide range of cover options including wipe clean heavy duty PVC, hard wearing nylon and fire resistant Panotex
  Deck harness system approved to ISO 12401
  Spray hood
  Strobe light
  Crotch strap


  IL 275 S 3
  IL 275 S 3 Offshore



Please note - Product designs and specifications are subject to change without notice. The user is responsible for determining the suitability of this product.

Back To Last Page


Challenger Worksafe & Worksafe Pro Lifejackets
Challenger Interlock 275 Series lll Lifejacket
Challenger Flexi-Wing 150 Lifejacket
Challenger Aqua Junior 100 Lifejacket

Intrepid Immersion Suits

Intrepid Mk1 Immersion Suit
Intrepid Mk8 Immersion Suit

Ocean Signal

SafeSea E100 & E100G EPIRBs
rescueME PLB1
V100 VHF Hand Portable Radiotelephone
S100 Search and Rescue Transponder (SART)

Want A Quotation?

Please fill out the following fields and we will e-mail you a quotation shortly.