Provolt Tecnologia Eletrônica Ltda, certified company since 2006 by ISO9001-2015, manufacturer of Brazilian electronic equipment. It designs and produces rectifiers/chargers, UPS, frequency inverters, soft-starters, switching power supplies, static inverters, static switch, navigation and signaling lights panel, alarm repeater panel. More than 100,000 equipment produced, supplied throughout Brazil and several countries. It serves the industrial, GTD, Off-Shore, Naval and Military markets.