Challenger Worksafe Pro 170

The Worksafe Pro 170 is constructed using highly durable cover fabric and boasts a slim fit ergonomic design with mesh back for increased support and breathability. A neoprene anti abrasion neck comes as standard further enhancing wearer comfort.

A storm flap, integral zipped pocket and radio attachment strap add to this feature packed high-performance lifejacket. Easy to don, comfortable to wear and buoyant to 170 Newtons it has self-righting increasing freeboard and keeping the airways high above the water line, reducing the possibility of secondary drowning. A single removable crotch strap minimises ride-up further improving in-water performance.

The UML Pro Sensor Elite Automatic operating head is placed behind a window for speedy safety check. The Worksafe Pro 170 also comes in a harness option. 


  • 170N buoyancy (300N available)
  • ISO approved
  • Ergonomically designed
  • Stainless steel D ring (Harness version only)
  • AIS ready
  • Radio attachment point
  • Firing head window
  • Integral crotch strap
  • Easy front donning
  • Zip closure with protective tab for zip durability


  • ISO 12402 approved
  • 170N buoyancy (actual)
  • 150N buoyancy (category)
  • Automatic gas inflation
  • UML Pro Sensor Automatic operating head
  • Single chamber

Design Options

  • Lifejacket light
  • Automatic or manual firing head
  • Sprayhood
  • AIS beacon
  • Further cover options available

WBT-100.pngWave Barrier Technology

The patented interlocking lobe design of the bladder used in this lifejacket self-rights the wearer in under 5 seconds and provides an effective Wave Barrier preventing water from being channelled into the airways. The tailored neck design gives vital support to head and neck, even if the subject is unconscious.

Ordering information

Part No. Description
10-ISP-085I-113 UM Pro A/S Black, Neo
10-ISP-085I-107 UM Pro A/D Black, Neo