TCI Ringkerntrafo 20 - 500VA W 12V Leuchten T ; Ringkerntransformator Halogen | eBay
Toroidal Transformer 230 V AC to 1x 12 V AC Transformer max 20,83 a 250VA : Amazon.de: DIY & Tools
KWODE LED Transformer 300 W 12 V AC Ring Transformer for LED PAR56 Pool Lighting, Halogen Lamps, Swimming Pool Lighting, Safety Transformer for Pool Underwater Headlight : Amazon.de: DIY & Tools