Need class 2 adaptor AD/DC?

Input:120V AC 60Hz 0.3A
Output: 12V AD 2000mA
Model: MKA-481202000
Plugs into radio then adaptor, then at the other end wall plug, looking 4 same product, I don't want to splice bad part of cord radio side, I've looked on internet and some electronic stires , Is there a factory replacement somewhere?