Sheaf battery storage

Sheaf is a 249 MW battery storage site at Richborough, near Sandwich, in Kent. Is it running right now? Its live output from Elexon, the GB electricity market's data service, and every half hour of the last week.

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About Sheaf

Sheaf is a battery storage site at Richborough, near Sandwich, in Kent. Sosteneo, the Generali-backed fund that owns Richborough Energy Park next door, agreed in November 2023 to buy it from Pacific Green, which developed it.

Its 249 MW of registered generating capacity is spread across one balancing mechanism unit. Every half hour each unit tells the grid how much it will generate (its physical notification): that is the live figure above, and GridMonkey records it every half hour for the chart.

Sheaf is being commissioned: its notice to the market (September 2026) expects commissioning to start in October 2026, with its capacity rising steadily to the full 249 MW in late November 2026. The league table lists it without a rank until it is running in full.

Battery stations charge when power is cheap and plentiful and discharge at the peaks, in seconds. Their output swings between charging and discharging through the day.

Sheaf
Where Sheaf is. From its REPD location. Map outline: Natural Earth.
TypeBattery storage
Registered capacity249 MW
Status nowNot yet running in full (Elexon REMIT)
AreaKent
LocationAt Richborough, near Sandwich, in Kent
51.312° N, 1.347° E
Operator in REPDPacific Green (REPD)
Elexon lead partySheaf Energy Limited
BM unit T_SANDB-1 249 MW
Size6th largest of the 79 battery storage sites on GridMonkey's list

Other battery storage sites

Contains BMRS data © Elexon Limited copyright and database right 2026 (licence). Station names come from GridMonkey's own table, matched to the units in Elexon's register; a station's output here is its physical notification, not metered generation. Operator, area and location: Renewable Energy Planning Database (REPD) (Department for Energy Security and Net Zero, July 2026). Contains public sector information licensed under the Open Government Licence v3.0.

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