Zenobe Blackhillock
One physical site, registered with the market as 4 balancing units, 209 MW in North Scotland. The market settles each unit on its own; this page adds them back up. Everything is read from published data for the 364 days to 27 September 2026.
The site
| Registered power, live units | 209 MW |
| Balancing units | 4 |
| Charging zone | North Scotland |
| Owned by | ZENOBE BLACKHILLOCK LIMITED |
| Ultimately | Zenobe Energy confirmed |
| Traded by | ZENOBE BLACKHILLOCK LIMITED |
What the site earned, all units together
| Line | 364 days to 27 September 2026 |
|---|---|
| Balancing mechanism, paid to discharge | £959k |
| Balancing mechanism, paid out to charge | −£17.7m |
| Response and reserve auctions | £655k |
| Capacity market | £2.1m |
| Three measured lines together | not netted |
Income per kilowatt across the whole site: £17.64/kW/yr on the three measured lines, before charging costs and before wholesale trading, which nobody publishes. Each unit's own page carries its estimate and its percentiles.
The units
| Unit | MW | Discharge | Charge | Standing ready | CM |
|---|---|---|---|---|---|
| T_BLHLB-1 ZENOBE BLACKHILLOCK LIMITED | 50 | £238k | −£4.2m | £156k | — |
| T_BLHLB-2 ZENOBE BLACKHILLOCK LIMITED | 50 | £230k | −£4.0m | £282k | £2.1m |
| T_BLHLB-3 ZENOBE BLACKHILLOCK LIMITED | 54 | £245k | −£5.1m | £257k | — |
| T_BLHLB-4 ZENOBE BLACKHILLOCK LIMITED | 54 | £247k | −£4.4m | −£40k | — |
What it is built from
| Battery system | Wärtsilä, Quantum |
| Power conversion | SMA grid forming inverters |
| Engineering and construction | H&MV Engineering, principal designer and contractor: electrical and civil design, 275 kV and 33 kV systems, commissioning |
| Entered operation | 2025 (phase 1); phase 2 commissioning into 2027 |
| Connection voltage | 275 kV documented: H&MV delivered the 275 kV transmission connection to SSE |
| Planning reference | ECU00003404 (Scottish Energy Consents Unit) |
From published documents, not from any register: supplier and contractor project pages, owner announcements and the trade press. Confidence: confirmed. Checked 2026-08-31. source 1 · source 2. Fields not shown are not published anywhere we have found, and we do not guess them.
Grouped on evidence, not on a name: shared unit code stem BLHLB, all 4 units within 0.1 km. Portfolio families that share a code stem across distant sites, such as an aggregator's fleet, are never grouped. Methods