Vitreous LabsEnergy transparency

NWJ MET MELGVEN

A battery of 1.25 MW and 1 MWh in Melgven, on Enedis’s distribution grid, in service since 30 October 2020. Every fact below is the national register’s own, and a field not shown is one the register leaves blank.

In the national register

Power1.25 MW
Energy1 MWh
Hours at full power0.8
Charging power1.25 MW
In service30 October 2020
CommuneMelgven, Finistère, Bretagne
NetworkEnedis, HTA
Substation it connects throughMelgven (MELGV)
Placed on the mapat the distribution substation it connects through (Melgven), from Caparéseau
EIC code17W000000997474B

What is not published

Who owns this battery, who trades its power, and what it earns: the register carries none of these, and no French body publishes a battery’s metered output or the instructions RTE gives it.

Source: Registre national des installations de production et de stockage d’électricité, register of 31 August 2026, on ODRÉ, Licence Ouverte 2.0. Substation positions from Caparéseau.

All batteries  ·  On the map