Where can WE buy ac class 2 transformer 120v-60hz V12?

You can purchase a Class 2 transformer rated for 120V-60Hz V12 from various sources, including electronics retailers like Digi-Key, Mouser, or Newark. Online marketplaces such as Amazon and eBay also often have a selection of Transformers. Additionally, local electrical supply stores may carry these transformers or can order them for you. Always ensure to check the specifications to confirm compatibility with your needs.