# NY6 Battery

NYISO asset profile · https://askthegrid.com/assets/facilities/ny6-battery

20 MW battery south of Buffalo with three energy-rating bases

KCE NY 6 is a Key Capture Energy battery south of Buffalo, connected to National Grid. KCE describes the installed system as 20 MW/45.6 MWh; EIA's June 2026 inventory reports 20 MW/42 MWh, while its NYISO agreement gives 40 MWh of end-of-life usable energy. Sungrow supplied the integrated battery equipment and five SC5000UD-MV power-conversion units, and Black & McDonald provided engineering and construction services.

## Profile

- **Published energy ratings:** Key Capture reports 45.6 MWh installed, EIA reports 42 MWh nameplate, and the NYISO agreement specifies 40 MWh of end-of-life usable energy.

## Metrics

- **Storage power:** 20 MW — Key Capture's installed-system rating and EIA's June 2026 inventory.
- **Installed energy:** 45.6 MWh — Key Capture's installed-system rating.
- **EIA energy:** 42 MWh — June 2026 preliminary EIA nameplate-energy record.
- **End-of-life usable:** 40 MWh — NYISO interconnection-agreement basis.

## Facts

- **EIA operator:** Key Capture Energy — June 2026 preliminary EIA inventory; status OP.
- **Location:** south of Buffalo · Erie · NY
- **Technology:** Lithium-ion battery
- **Operating records:** 2023-05

## Related parties

- **integrated battery-equipment supplier / power-conversion supplier:** Sungrow — KCE NY 6 launch with Sungrow and Black & McDonald ([source](https://keycaptureenergy.com/key-capture-energy-announces-launch-of-kce-ny6-project-with-sungrow-and-black-and-mcdonald/))
- **engineering and construction contractor:** Black & McDonald — KCE NY 6 launch with Sungrow and Black & McDonald ([source](https://keycaptureenergy.com/key-capture-energy-announces-launch-of-kce-ny6-project-with-sungrow-and-black-and-mcdonald/))
- **interconnecting utility:** National Grid — KCE NY 6 launch with Sungrow and Black & McDonald ([source](https://keycaptureenergy.com/key-capture-energy-announces-launch-of-kce-ny6-project-with-sungrow-and-black-and-mcdonald/))

## Sources

- [June 2026 EIA-860M generator inventory](https://www.eia.gov/electricity/data/eia860m/xls/june_generator2026.xlsx) — U.S. Energy Information Administration · authoritative — Current generator capacity, technology, operating status, operator, and service-date records.
- [KCE NY 6 Small Generator Interconnection Agreement](https://nyisoviewer.etariff.biz/viewerdoclibrary/MasterTariffs/58TariffSections/SGIA%20NMPC%20NYISO%20KCE%20NY6%20Bttry%20Strg%20Clean%20FID1885_29432.pdf) — New York Independent System Operator · authoritative — Sungrow supplied five named PCS units and Black & McDonald provided engineering/construction.
- [KCE NY 6 launch with Sungrow and Black & McDonald](https://keycaptureenergy.com/key-capture-energy-announces-launch-of-kce-ny6-project-with-sungrow-and-black-and-mcdonald/) — Key Capture Energy · authoritative — KCE NY 6 is operating at 20 MW.

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Canonical page: https://askthegrid.com/assets/facilities/ny6-battery
Website: [Key Capture Energy, LLC](https://keycaptureenergy.com/)

Source: Ask the Grid — https://askthegrid.com/