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Aperlena

TED - Tenders Electronic Daily (Publications Office of the EU) verified 3 hours ago Contract notice

Slovakia - Batteries - Battery energy storage system in EBO (BESS EBO)

Original Slovensko - Batérie - Battery energy storage system in EBO (BESS EBO)

Open Slovakia Západné Slovensko Electrical machinery

Buyer Slovenské elektrárne, a.s.

Key facts

Published
Competition
Open race
  1. Published

TED - Tenders Electronic Daily (Publications Office of the EU) does not publish a closing date for this notice. See the official notice

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The Aperlena Verdict

Open race

No supplier dominates: 13 different companies have won the last 15 comparable contracts from this buyer over 5 years. This is a genuinely open race.

Expected final price vs the published estimate
-7.1%

Based on 15 comparable awards by this buyer in this sector over 5 years. Every verdict is recorded before the outcome and graded against the award notice. How we score ourselves.

Summary

Machine-generated summary

Supply, construction and commissioning of a battery energy storage system (BESS) with an installed capacity of at least 89 MW, arranged as two units of 2 x 44.5 MW, and a total capacity of at least 178 MWh. The system is to be installed on the existing site of the Slovak Nuclear Power Plants, and the storage capacity must be twice the installed capacity.

Description

The objective of the project is the supply, construction and commissioning of a battery storage system (BESS) with an installed capacity of minimum 89 MW in two units of 2 x 44.5 MW and a total capacity of minimum 178 MWh, on the existing site of the Slovak Nuclear Power Plants, where the capacity of the storage system must be twice the installed capacity.

Official source

Source: TED - Tenders Electronic Daily (Publications Office of the EU)

Always verify details on the official notice.

Report an error in this notice

Last verified against TED - Tenders Electronic Daily (Publications Office of the EU) 3 hours ago

What this buyer has paid before

Based on 15 comparable contracts this buyer awarded in this sector over the last 4 years.

Median award
€1.4M
Middle half of past awards
€949,478 to €4.2M

TED - Tenders Electronic Daily (Publications Office of the EU) publishes no value for this notice, so it has no mark on the scale. The official documents may state one.

Most recent awards

Award values as published by the official sources. Use them as a guide, not a rule: scope, lots and duration differ between contracts.

Slovenské elektrárne, a.s.

Slovakia

notices in the register
191
awards
74
awarded in total
€124.3M

Who wins its contracts

Many suppliers
different companies won its awards
41
of the awards went to the three most frequent winners
18%

Based on 56 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.

One dot per award, on the day it was signed, sized by its value. A ring is an award with no published value.

Who usually wins this buyer's contracts in this sector

Company Wins Total awarded Last win
ETD TRANSFORMÁTORY, a.s. 2 €5.1M Aug 2026
ENERGETIKA Ružomberok, spol. s r.o. 2 €1.2M Aug 2026
invelt - elektro s.r.o. 1 €10.0M Oct 2025
IS - Industry Solutions, a.s. 1 €8.2M Mar 2025
PPA ENERGO, s.r.o. 1 €5.0M Mar 2026

Based on 15 awards with a linked company profile over the last 5 years.

100 open tenders right now

Market context

TED - Tenders Electronic Daily (Publications Office of the EU) publishes no value for this notice, so it cannot be placed among the open notices of its sector. The official documents may state one.

open now in Electrical machinery
3,449
median open notice
€596,416

Who wins in this market

Moderately concentrated

Slovakia · Electrical machinery

different companies won awards here
58
of the awards went to the three most frequent winners
36%
buyers awarded contracts here
23

Based on 95 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.

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