Tracopower acdc enclosed power supply tiw series tracopower tiw 24 112 the tracopower tiw 24 112 is a 12v dc enclosed small size dc power supply from the tiw series that has been designed particularly for applications in home and office installations the compact module case fits in the standardised in wall flush boxes or also can be mounted on walls the power supply has a universal input range 93 to 264v ac and complies fully with the safety and emc standards requested for commercial and