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BESS-Systen (battery storage)
BESS-Systen (Batteriespeicher) — original title
Your path to submission
- Deadline: 18 November at 10:00 — 17 days left.
- You submit on evergabe.NRW — not here and not by e-mail. ↗ Free bidder account on the cosinex platform required (created instantly); offers go through the bidding tool, usually plain text form suffices — no qualified signature. Sort out account and signature first — not on submission day.
- Offer and evidence in: German.
- Collect your evidence — use the eligibility analysis on this page: it lists the requirements and, for known certificates, how to get them.
What the buyer is looking for
Procurement of a BESS system The project is funded by the European Regional Development Fund and the Just Transition Fund · In addition to the procurement of the high-performance laser system, the "HOLLA" project provides for the provision of a high-performance battery storage system.
Contract
Type of service
Clement What the numbers say about this buyer
- 23% of this buyer's awards went to companies that had already won here before (48 awards since 2018, spread over 37 companies). That is well below the sector norm (43%) — this buyer switches suppliers more often than others.n = 48 awards since 2018
- The award came in at a median 100% of the estimated value (11 awards with both estimate and value) — pricing at the estimate is usually about right here. Sector: 85%.n = 11
- The median procedure drew 2 bids (45 procedures with a bid count); 38% ended with a single bidder. Sector: median 2 bids.n = 45
- Not one of the 48 awards with a known winner country has gone to a foreign company so far. Sector average: 4%.n = 48
- Across 7 procedures with structured selection criteria, this buyer most often required: Professional register enrolment (6 of 7), Professional liability insurance (6 of 7), Minimum annual headcount (4 of 7), References: supplies (4 of 7).n = 7
From this buyer's documented awards; comparison values from the same sector and country. Not a forecast, not legal advice. As of 01/11/2026.
What you must prove — eligibility criteria
Tender documents — direct download
Who has won at this buyer so far
Across all contract types of this buyer — not just this sector. A city buys software and fire engines through the same purchasing office.
| Company | Awards | Period |
|---|---|---|
| R. Lange GmbH · Moers | 3 | 2025 |
| Umwelt- und Ingenieurtechnik GmbH Dresden · Dresden | 3 | 2025 |
| LightFab GmbH · Aachen | 3 | 2025 |
| N-ERGIE Aktiengesellschaft · Nürnberg | 2 | 2013–2015 |
| Sitec Dienstleistung GmbH · Kerpen | 2 | 2026 |
How often this buyer tenders this kind of work
Tactics
When contracts were awarded in this country and sector, usually only one or two bids came in. A solid bid has a real chance here. (Based on 5,574 completed awards — not a statement about this procedure.)
This procedure allows 34 days between publication and deadline — typical in this country is 32 (median of 20,496 procedures). A normal window for this market.
Foreign bidders
In Germany · Electrical machinery, 225 contracts went to foreign companies over the last 3 years (of 5,970 recorded awards) — mostly from Italy, Austria, Netherlands.
Submission language: German.
How to bid
Guide: how to apply on cosinex Vergabemarktplatz / DTVP → Registration, signature, fees — from the operator's bidder manual.
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