Pachislo Slot Machine Power Supply for MANY Yamasa machines. BE SURE your connectors match the connectors on the bottom of the power supply. There are other power supplies that look almost identical. To be sure your machine has the same power supply: Match the connectors of this power supply EXACTLY. Match the front buttons to your power supply EXACTLY. Similar power supplies will not work, yours needs to be EXACT. Will be taken from inventory. All are in working order, all have been tested.