Amazon.com: Yinleader 500W Voltage Transformer Power Converter(220V to 110V, 110V to 220V) Step Up/Down Converter 110/120 Volt - 220/240 Volt : Electronics
Dry Type Small Electrical 230v 12v 110v Transformer 220 Volt 24 Volt Transformer: Amazon.com: Industrial & Scientific
Amazon.com: CONTROL TRANSFORMER; INPUT:115/230V; 50/60HZ; SEC:PARALLEL:24V; 1.0A, Pack of 2 : Industrial & Scientific
STANCOR P-8575 Voltage Transformer 24V-CT 115/230V-AC: Amazon.com: Industrial & Scientific
Amazon.com: GE WB27X10905 Transformer - 120v/230v 30ma : Appliances
Amazon.com: Anbull Voltage Converter 1000 Watt Voltage Transformer, 220V / 230V / 240 Volt to 110V / 120 Volt or 110V / 120 Volt to 220V / 230V / 240 Volt, Heavy Duty Step Up & Down Transformer Converter : Electronics