Hinkismäki Electrode boiler procurement

Tender summary

KSS Energia Oy (later "KSS" or "Procurement Unit") is planning the purchase of an electrode boiler to produce district heat. It is initially estimated that the electrode boiler plant will produce district heating with an output of approx. 40 MW. The procurement will cover also any relevant equipment, systems and procurements needed for fully functional and operational electrode boiler. Candidates should also note that, if higher quality water treatment system is needed by the electrode boiler, this water treatment system, including make-up water tank, pumps and all other necessary equipment to produce make-up water for the boiler is included in the scope of the Supplier . Any party participating in the procurement must note that the KSS 's electricity grid is subject to the following constraints: Supply voltage 10 kV IT, no neutral point available. The electrode boiler must withstand, at minimum, a short circuit current of 28 kA for 1 second (Ith). Fimpec Engineering Oy, a part of Sweco, is a consulting engineering company that provides qualified consulting services with a high knowledge content in Finland. Fimpec is working together with KSS to advance the project to a maturity level where investment decision can be made. PRELIMINARY PROJECT SCHEDULE Submission of Applications, April 2026 Selection of Tenderers, April 2026 Submission of Preliminary Request for Quotation, May 2026 Negotiations, May to July 2026 Submission of Final Request for Quotation, August 2026 Contract award, September 2026 The delivery must be ready for commissioning no later than the 2027–2028 heating season. The procurement is subject to an approved investment decision. The candidate shall ensure that the design, supply and erection of the electrode boiler shall fulfil the mandatory laws, regulations, norms and authority requirements which are applicable in Finland at the time of the delivery. In particular, the candidate should note that the electrode boiler must meet the requirements of the grid code specifications for demand connections (KJV2026), which are estimated to be in force at the time of delivery. The electrode boiler must be capable of participating in the Frequency Containment Reserves (FCR). The technical specifications for FCR and KJV2026 are available on the website of Finland’s transmission system operator (www.fingrid.fi/en)

What to check before bidding

• Issued by KSS Energia Oy.
• Located in Finland.
• Source notice 241695-2026 on TED.
• Notice published 9 Apr 2026; Tenqual indexed it 11 Apr 2026.
• No closing date is listed yet.
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