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North America / Commercial & demonstration

Stone Edge Farm Winery Microgrid

Organizations, planners, suppliers, equipment, controls, and reported system specifications—with source-level citations.

CoverageDetailed public record
Named organizations7
System facts10
Sources reviewed3
Last researched2026-07-19

Stone Edge Farm has operated as a multi-technology microgrid test site. Public supplier material documents successive storage systems and a DC Systems controller communicating over Modbus.

Research status
Operational test and demonstration site in the cited project period
Historical classification
Building
Reported capacity
See component specifications
Coordinates
38.29017, -122.50341
Evidence note: “Every company” cannot be proven from public material alone. This page lists every organization found in the recovered record and reviewed sources, preserves unknown roles, and explicitly marks undisclosed controller or equipment details.
Report missing evidenceResearch methodology

Project delivery

Who was involved in Stone Edge Farm Winery Microgrid?

7 publicly identified organizations. Where a recovered source named a participant without explaining its work, the role remains explicitly unspecified.

Organization

Aquion

Publicly named participant; role not specified in the recovered record [1]

Organization

Aquion Energy

Saltwater battery supplier for an earlier storage installation [1]

Organization

DC Systems, Inc.

Microgrid controls supplier [3]

Organization

ESS Inc.

Iron-flow battery supplier [3]

Organization

Ideal Power

Power-conversion equipment supplier [1]

Organization

Stone Edge Farm

Project owner and host [3]

Organization

Wooster Engineering Specialties

Microgrid developer and general engineering contractor [1]

System evidence

Reported capacity and specifications

Values can describe different project phases or components. Source citations are attached to each figure so discrepancies remain visible.

KW Solar
32 [1]
Storage
350 kWh Aquion Batteries [1]
ESS iron-flow battery
10 kW / 60 kWh, 480 VAC, three-phase [3]
Earlier Aquion battery bank
14 × 25 kWh modules; approximately 350 kWh [1]
Earlier solar array
32 kW PV [1]

Controls and hardware

Equipment and controller details

Manufacturer and model are shown only when a source names them. Generic descriptions are not converted into guessed product assignments.

01

Microgrid controller

DC Systems, Inc.

Communicates with the ESS iron-flow battery over Modbus and dispatches it for site operating needs. [3]

02

Iron-flow battery

ESS Inc. — Iron Flow Battery

10 kW / 60 kWh unit with a 480 VAC three-phase interface. [3]

03

Power conversion

Ideal Power

30 kW multi-port power-conversion system coupling the earlier solar and Aquion storage installation. [1]

Recovered detail

Additional technical notes

Concise system facts recovered from the historical project record. Treat these as historical unless a newer primary source confirms them.

  • General

    During daylight hours, solar PV provides energy for the buildings and charges the batteries. [1]

  • General

    This project is the first commercial deployment of the two companies’ technologies alongside one another for an energy storage application. [1]

Provenance

3 sources

Primary owner, government, university, supplier, and engineering sources are preferred. Archived references preserve claims whose original pages moved or disappeared.

  1. [1]
    Recovered Microgrid Projects record

    Internet Archive · Archived source · captured 2021-02-28

  2. [2]
    Aquion Press Release

    blog.aquionenergy.com · Archived source · captured 2021-02-28

  3. [3]

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