This HRU is using for the inflatable liferafts ,it can make quick release the liferaft while in2-4 meters deeth.

The specification for Hydrostatic Release Unit (HRU)

1. Release Depth: 2-4 meters

2.Easy Breaking Rope: 1.8-2.6 kn

3.Approval: CCS/MED

4. Material: Stainless steel /Plastic

FOR THIS HRU WE HAVE TWO TYPES OF THIS, ONE IS CCS APPROVAL AS BELOW

ALSO WE HAVE THE HARMMER BRAND ONE AS BELOW:

Hammer Band Hydrostatic Release Unit (HRU)