Poland – Electric accumulators – Zakup, dostawa i montaż magazynów energii na terenie Gmin zrzeszonych w Staropolskim Związku Gmin i Miast

Open tender by Staropolski Związek Gmin i Miast (Poland) for design, supply, and installation of 400 energy storage systems with retrofit/hybrid inverters. Single lot, 4-month execution, EU co-financed (EFRR). No estimated value provided; bid bond required (230,000 PLN). Award: 60% price, 20% guarantee on construction, 20% guarantee on storage system. Eligibility requires at least one reference contract ≥5 million PLN for similar supplies within last 3 years, plus qualified personnel (electrical engineer, designer, OZE installer). Submission deadline: 2026-06-23 07:00 UTC. Electronic submission via e-Zamówienia platform, only Polish language accepted.