Credit terms available to government Organisations, NHS, Schools & Blue light services

Shop for HAMMAR products

Hammar Hydrostatic Release Units

Hammar Hydrostatic Release Units (HRU) are the pinnacle of safety and reliability, designed to withstand even the harshest marine conditions. With the iconic Hammar H20 leading the way as the world's best-selling HRU for over three decades, these units have been instrumental in saving lives at sea. Renowned for their straightforward and dependable design, Hammar HRUs boast more global approval than any other unit on the market. Plus, with no annual servicing, maintenance, or spare parts required, the H20 ensures hassle-free operation and peace of mind. The Hammar Hydrostatic Release Units (HRU) and Hammar Remote Release Systems (RRS) enable you to release liferafts, lifebuoys, or evacuation systems from the bridge or other strategic locations onboard. The systems offer flexible solutions with many distinct advantages in terms of safety and cost.