<p>Voltage Regulator</p><ul> <li>Astemo is a Tier 1 OE supplier</li> <li>Astemo is a Tier 1 OE supplier</li> </ul><p>Astemo’s Voltage Regulators provide the needed control over the voltage that your alternator produces to recharge the battery safely and protect the vehicle’s electrical components. Astemo uses high-quality components providing reliability and durability. When choosing a Voltage Regulator, Astemo’s voltage regulators are the premium choice.</p>