The Þeistareykir Geothermal Topping Unit will be part of Þeistareykir Geothermal Station in northeast Iceland.
The power station is owned and operated by Landsvirkjun, Iceland’s national power company and largest energy generator, operating 18 power stations across Iceland, generating electricity solely from 100% renewable sources: hydropower, geothermal and wind. Upon completion, the Topping Unit will reinforce Landsvirkjun’s commitment to the sustainable and efficient utilization of Iceland’s geothermal energy resources.
The Topping Unit will utilize highpressure geothermal steam from production wells within the field. The Contract scope includes the design, manufacture, transportation, installation, and commissioning of one (1) geothermal back pressure steam turbine/generator unit, auxiliary systems and spare parts including all associated works.
The unit is designed for an inlet steam pressure of 27 bara and an exhaust pressure of 9.5 bara, handling 151.9 kg/s of steam under rated conditions. The Project Scope is more fully described within the Project Information Memorandum (PIM).
Submission deadline: 8 December 2025 at 13:00
Opening of tenders: 8 December 2025 at 13:00
This Procurement is being undertaken in accordance with the Negotiated Procedure, as set out in Article 50 of Icelandic Regulation 340/2017 and Article 47 of the Utilities.
