coil 12W audio transformer EI48 DB-12VA 220V to AC6V/9V/12V/15V/18V/24V/single/double low frequency isolated power transformador - AliExpress
HEYBOER 12W SINGLE ENDED OUTPUT TRANSFORMER, USA MADE, 4K primary WITH – Tube Audio Supply
Ymiko LED Constant Current Transformer,LED Driver,12W LED Driver Low Voltage Constant Current LED Power Supply Transformer For LED Lights - Walmart.com
Lutec sun'connec Trafo 12W Sun'connec solar lighting Transformer 12 W Black | Conrad.com