Energyglobal iconEnergyglobalSep 25, 2026 ~2 min source read

hep global moves Buckeläcker 35.7 MWp solar park in Eppingen into construction

The developer completed project development for its largest German solar project, a 35.7 MWp park with an integrated 20.3 MWh battery, and expects construction to finish in the first half of 2027.

hep global develops its largest solar project to date in Germany

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Buckeläcker is hep global’s largest German project: 35.7 MWp across about 30 hectares, producing roughly 38 million kWh per year.

The project includes a 20.3 MWh / 10 MW battery to store generation and dispatch during higher price periods, improving revenue flexibility.

The park’s annual output is estimated to cover the electricity needs of about 10,800 households, and the site sits near hep global’s Güglingen headquarters in Eppingen.

# Project snapshot

hep global has completed development of the Buckeläcker solar park in Eppingen and moved the project into construction. The facility is the company's largest solar project to date in Germany. Key technical figures are a 35.7 MWp installed peak capacity on roughly 30 hectares, with an expected annual generation of about 38 million kWh.

# What the project includes

Generated electricity will be delivered to the regional transmission network via a newly built substation at Hohenstein.

# Location and local significance

Buckeläcker sits in Eppingen, near hep global's headquarters in Güglingen. The proximity makes the project operationally convenient for the developer and provides a locally sited example of the company applying experience it has gained in other national and international markets to a project in its home region.

Benjamin Brasch, hep global's manager for project development in South-West Germany, described the project as special for the company and noted the local development alongside its international experience.

# Project delivery and timeline

With the development phase complete, construction is now coordinated by ZaberSolar GmbH. hep global expects construction to be finished in the first half of 2027. No commissioning date beyond that target was published in the source.

# Capacity and output in context

At 35.7 MWp and approximately 38 million kWh per year, the Buckeläcker park is sized to supply the equivalent annual electricity needs of around 10,800 households, based on the developer's calculations. The integrated battery (20.3 MWh / 10 MW) supports dispatch scheduling and short-term energy shifting to align with price signals.

# Business and technical implications

Combining generation with storage addresses two practical goals: smoothing variable solar output and enabling market-responsive dispatch. The project's dedicated substation simplifies grid injection and avoids reliance on distant grid infrastructure upgrades.

Coordinating construction with a specialist contractor (ZaberSolar) suggests hep global will maintain its role as developer while outsourcing EPC coordination. The timeline to 1H27 indicates a near-term ramp of construction activity and likely procurement and civil works in the months ahead.

# How this sits in recent German project activity

The Buckeläcker park joins a series of medium-scale ground-mounted PV projects being developed or built in Germany around the same period. Similar projects noted in the market include other 20–40 MWp sites and combined PV-plus-storage schemes that target improved revenue capture through battery-enabled dispatch.

# Bottom line

Buckeläcker is hep global's largest German solar project to date: a conventional ground-mount PV plant with an on-site battery and a direct grid connection via a new substation. Construction has started under ZaberSolar coordination and is expected to complete in the first half of 2027.

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