HRUs - Hydro Static Releases

The Hammar H20 EPIRB HRU is a hydrostatic release unit designed to be safe and reliable in all extreme conditions that you and your ship might meet on the oceans. Should the vessel sink, the Hammar H20, which is activated by increasing water pressure,...

Hammar H20 HRU fits all makes of Liferafts. 2 year service life. The H20 is the best-selling hydrostatic release unit in the world and it has been saving lives on the oceans for more than 25 years. Its safe, reliable and simple design, has earned it...

Hammar Hydrostatic Release Unit H20 for use with 6-12 man liferafts. For 4 Person please check with individual Liferaft Manufacturer or CH Marine  Hammar H20 is a hydrostatic release unit designed to be safe and reliable in all extreme conditions...

Suits all life jackets fitted with Hammar HRU activation A1When it comes to choosing a lifejacket there are some important things to keep in mind. Of course it´s important that your lifejacket feels comfortable when you wear it, but it´s just...

Hammar replacement HRU for lifejackets. Suits all life jackets fitted with Hammar HRU activation MA1. When the Inflator is lowered more than about 4 inches or so in the water, then the hydrostatic valve opens and lets the water meet the water sensitive...

The McMurdo HRU (Hydrostatic Release Unit) is a pressure activated automatic release mechanism for the Smartfind Plus EPIRBs. It releases the unit when submerged in water as necessary when following the fishing code of practise for commercial vessels...