Special Order: A105MD9AB04 Configuration (Pole-Throw): Single Pole - Double Throw Sealed: Yes Contact Base Material: Copper Switch Contact Plating Material: Gold Process Sealed: No Single Pole - Double Throw Copper Gold | Toggle Switch | Part Number: 2-1825137-4 | Internal Number: 2-1825137-4 | Alias Number: A105MD9AB04 | TE Connectivity