NOTICE TO THE MARKET WEG SA ("WEG"), pursuant to CVM Instruction 358/02, as amended, hereby informs its shareholders and the general market that its subsidiary WEG Equipamentos Elétricos S.A. agreed to acquire Instrutech Ltda. (Instrutech') a Brazilian manufacturer of industrial, commercial and man/machine safety automation systems and products. WEG also explains that the acquisition of Instrutech Ltda. will not entail the right to withdraw from the shareholders for this acquisition does not fit into any of the situations envisaged in Article 256 of Law 6404/76, amended by Law No. 10.303/01. The amount paid in the acquisition does not represent a relevant investment for the purchaser nor does the average price of each share configure any of the assumptions described in section II of the previously mentioned article. Jaraguá do Sul, June 09, 2010 Laurence Beltrão Gomes Investor Relations Officer ### Páge 1 of 1 WEG S.A. A Publicily Listed Company NIRE nº 42.300.012.203 CNPJ/MF: nº 84.429.695/0001-11 Avenida Prefeito Waldemar Grubba, 3300 – CEP 89256-900 – Jaraguá do Sul – SC – Brasil