H20 RELEASE UNITS

When you buy a Hammar H20 Hydrostatic Release Unit (HRU), you don't just get the market's best-selling release unit. You also get a sample of our long history and tradition of safety at sea. Hammar has by far the broadest product range on the market.

New Marketing Material: Video, Why use Remote Release Systems

December 1, 2025

A new video has been published explaining why a ship owner should consider a Remote Release System…

Update: Boxes for H20 now with GS-128 Barcode

October 30, 2025

The box for H20 has been updated with a barcode of the GS-128 standard, which reads the…

Update: HM-0495, Change of color of wrap

October 7, 2025

To harmonise with the new EU battery directives, the wrap, around battery HM-0495 is changing from blue…

SAVING LIVES AT SEA FOR MORE THAN 30 YEARS

The Hammar H20 is the best-selling hydrostatic release unit in the world and it has been saving lives on the oceans for more than 30 years. Its safe, reliable and simple design has earned it more worldwide approval than any other unit.

The H20 needs no annual service, maintenance or spare parts. You simply install a new one and dispose of the old one after service life is at end.