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Amazon.com: AC/AC Transformer Input 220V-240V Output AC 12V Power Transformer for Sychronous Motor : Electronics
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Amazon.com: 15 kVA Encapsulated Isolation Transformer - 120V Primary - 230V 1P Secondary - NEMA 3R : Industrial & Scientific
Amazon.com: Power Transformer AC 220V to Dual AC 12V Step Down Transformer Module for 2.1 Channel Amplifier Board,12V 30W(AC 220V to Dual AC 12V) : Electronics