Ringkern-trafo Current Voltage Transformer 230 v auf 24 v Stromregler 400 Watt : Amazon.de: Baumarkt
Amazon.com: HAMMOND POWER SOLUTIONS SP50PR 50/60 HZ, 120/240 VAC Primary, Open CORE, 1-Phase, 50 VA, Panel Mount, 12/24 VAC Secondary, Control Transformer : Industrial & Scientific
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