SUBNAUTICA 2 GUIDEDeep-sea field manual
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Rebreather (Below Zero)

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The Rebreather is essential equipment in Subnautica: Below Zero that negates oxygen consumption penalties at depths below 100m by recycling CO2. It is crafted using the Fabricator and found in a Data Box within the Twisty Bridges.

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Rebreather (Below Zero)

Rebreather (BZ)

Description

Conserves oxygen when diving deeper. Absorbs and recycles CO2 into breathable air.

The rebreather facilitates extensive free-diving by recycling air more efficiently at significant depths. Breathe the freedom. ― PDA.

The Rebreather is a piece of equipment which is crafted using the Fabricator. Its purpose is to negate the Oxygen consumption penalty that occurs when diving below 100m.

For the Rebreather to work, it must be equipped in the head slot of the paperdoll UI.

Stats

PropertyValue
Acquired FromFabricator
Build Time3 seconds
Size4 (2×2)
Debug IDrebreather

Acquisition

The blueprint for this item is unlocked by opening a Data Box in the Twisty Bridges. This location is approximately 300m S-SW of the Drop Pod and 350m NW of Delta Station Dock, at a depth of 170m. This area also serves as the entry point to the tunnel leading to the Distress Signal.

Recipe

The blueprint is obtained from the Data Box and crafted in the Fabricator.

Uses in Crafting

  • x3 Rebreather
  • x1 ... (Specific recipes may vary based on game version updates, but primarily used as a base component or standalone utility).

Rebreather data box in the Twisty Bridges Rebreather data box in the Twisty Bridges

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