TC 121

Switchgear and controlgear and their assemblies for low voltage

Label	Title
Subcommittees
SC 121A	Low-voltage switchgear and controlgear
SC 121B	Low-voltage switchgear and controlgear assemblies
Working Group
WG 1	Energy Efficiency
WG 2	Environmental aspects for Low-Voltage Switchgear and Controlgear and their assemblies.

Country	Country Code	P/O Status	IEC Membership
Argentina	AR	O-Member	Full Member
Austria	AT	P-Member	Full Member
Belgium	BE	P-Member	Full Member
Brazil	BR	O-Member	Full Member
Bulgaria	BG	O-Member	Full Member
Canada	CA	P-Member	Full Member
China	CN	P-Member	Full Member
Croatia	HR	O-Member	Full Member
Czech Republic	CZ	P-Member	Full Member
Denmark	DK	P-Member	Full Member
Egypt	EG	P-Member	Full Member
Finland	FI	P-Member	Full Member
France	FR	P-Member	Full Member
Germany	DE	P-Member	Full Member
Greece	GR	O-Member	Full Member
Hungary	HU	O-Member	Full Member
India	IN	P-Member	Full Member
Indonesia	ID	P-Member	Full Member
Iran	IR	O-Member	Full Member
Ireland	IE	P-Member	Full Member
Israel	IL	O-Member	Full Member
Italy	IT	P-Member	Full Member
Japan	JP	P-Member	Full Member
Korea, Republic of	KR	P-Member	Full Member
Malaysia	MY	O-Member	Full Member
Mexico	MX	O-Member	Full Member
Netherlands	NL	P-Member	Full Member
New Zealand	NZ	O-Member	Full Member
Norway	NO	O-Member	Full Member
Poland	PL	P-Member	Full Member
Portugal	PT	O-Member	Full Member
Romania	RO	O-Member	Full Member
Russian Federation	RU	P-Member	Full Member
Saudi Arabia	SA	O-Member	Full Member
Singapore	SG	O-Member	Full Member
Slovakia	SK	O-Member	Full Member
Slovenia	SI	O-Member	Full Member
South Africa	ZA	P-Member	Full Member
Spain	ES	P-Member	Full Member
Sweden	SE	P-Member	Full Member
Switzerland	CH	P-Member	Full Member
Turkey	TR	O-Member	Full Member
United Kingdom	GB	P-Member	Full Member
United States of America	US	P-Member	Full Member

Chair	Mr Karl Hiereth (DE) Term of office : 2026-05	Send Email
Secretary	Mr Michaël LAHEURTE (FR)	Send Email

Technical Officer	Mr Damien Lee	Send Email
Standards Project Administrator	Ms Amelyn Ching	Send Email
Editor	Ms Mélanie Ardiri	Send Email

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Committee	Description	Incoming liaison representative	Outgoing liaison representative
Internal IEC Liaison
TC 22	Power electronic systems and equipment	Mr Johannes Auer	Mr Johannes Auer
SC 23K	Electrical Energy Efficiency products	Mr Matteo Gavazzeni	Mr Stefano Tomasina
SC 32B	Low-voltage fuses	Mr Michael Altenhuber
TC 111	Environmental standardization for electrical and electronic products and systems		Mr Antonello Antoniazzi