Amazon.com: Patioer 1000W Voltage Converter Transformer(230V to 110V, 110V to 230V), Step Up/Down Converter 110/120 Volt - 220V/230V/240V Volt (1000W) : Electronics
Isolation Transformer, Low Voltage, 6 VA, 1 x 115V, 1 x 230V, 2 x 12V, 500 mA: Amazon.com: Industrial & Scientific
Amazon.com: Merrychef 30Z1413 230V 50Hz Transformer : Home & Kitchen
Amazon.com: Power Transformers 16VCT@3.5A DUAL PRI 115/230V : Electronics
Amazon.com: Krieger 1150 Watt Voltage Transformer, 110/120V to 220/240V Step Up Step Down Voltage Converter with AC Outlets, MET Approved Under UL, CSA : Electronics