galvanostat

https://doi.org/10.1351/goldbook.09076
Instrument which controls the electric current between the working electrode and the auxiliary electrode.
See also: potentiostat
Source:
PAC, 2020, 92, 641. 'Terminology of Electrochemical Methods of Analysis (IUPAC Recommendations 2019)' on page 653 (https://doi.org/10.1515/pac-2018-0109)