Water Electrolysis Stack – Stellar

by Stargate Hydrogen

  • Pressurised alkaline electrolysis stack
  • From 20 to 100 Nm3/h
  • Performance guarantee for 10 years
  • Fast delivery – 6 months lead time
  • Customisable – three configurations (Max Efficiency, Balanced, Max Power) for best product-market fit
  • Next generation alkaline electrolyser stacks for lowest levelized cost of hydrogen
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Water Electrolysis Stack – Stellar

  • Electrolysis stacks for system integrators and hydrogen project developers.
  • Pressurised alkaline technology.
  • Available in a wide range of sizes.
  • Stargate can also provide engineering knowhow – integration support, HAZOP study, PFD review.

Key features

  • High pressure (32 barg).
  • High efficiency (48 kWh/kg).
  • Customisable – three configurations (Max Efficiency, Balanced, Max Power) for best product-market fit.
  • Fast delivery – 6-months lead time.
  • Reliable technology – proven stack design, no critical raw materials.

Performance diagram

Water electrolysis stack-Steller- Performance diagram

Application areas

  • Turn-key green hydrogen production systems.
  • On-site green hydrogen production units.

Use cases

  • Full value chain demonstrator of green hydrogen production in Tallinn, Estonia (200 Nm3/h electrolyser)

Contact us

  • Stargate Hydrogen provides next generation alkaline electrolyser stacks for lowest levelized cost of hydrogen. Interested? Please contact Stargate Hydrogen by filling in the contact request form.
H2 Production Rate (in Nm³/h)

Compliant with

Manufacturing Readiness (MRL)

Technology Readiness (TRL)

Technical Datasheet

Technical Datasheet- Electrolysis Stack- Stellar

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      Stargate Hydrogen

      Stargate offers alkaline electrolyser stacks and systems for industrial and transport applications. Our ceramics-based novel electrode materials bring high efficiency at low cost. The “Stardust” electrodes contain no platinum group metals, yet achieve market leading efficiency. This results in significantly lower hydrogen production costs than is common on the market today. Stargate Hydrogen is an IPCEI approved electrolyser manufacturer headquartered in Tallinn, Estonia.

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