The 120 from Bel Fuse is a Step-Down Auto Transformer. This transformer has a primary voltage of 230 V and a secondary voltage of 115 V. It delivers an output power of 200 VA. This RoHS-compliant transformer exhibits volumetric efficiency while offering the convenience of a line cord and receptacle. It is available in a chassis-mount package that measures 88.9 x 73 mm.