HOSHIZAKI 435745-02 PUSH SWITCH 

Number on side of switch - 0864z6 

I have two of these, you can purchase ONE or BOTH.

Fits the following Models -  DCM-750BAF, DCM-750BWF, DCM-270BAH, DCM-300BAH, DCM-500BAH, DCM-500BWH, DCM-751BAH, DCM-751BWH