Limoss Mc120 Zb-a290020-a SPS Adapter 500481 29v Power Supply Transformer OEM QUALITY LIMOSS 29V SMPS NON BATTERY BACK-UP This German Engineered transformer that you buy, that will outlast your chair. It is the highest quality and that is why we include a 3 year warranty on this part. Limoss Power Supply MC120 This transformer is for power recline, theater seating, and lift chair furniture and will replace any transformer with similar plugs Zb-a290020-a Okin Power Supply Non Battery Back Up Cord to Wall Not Included