Digitrax SH2AB Dual Signal & Block Control Module — DCC Layout Logic Unit

HO scale Mainline Signaling Kit including:

• 2 Single Head A Signals, 2 Single Head B Signals, 4 SMP1s, 8 spacers, 8 screws.
• Makes all of your signals plug ‘n play with small 10 pin connectors.
• Can be used as a basic HO scale signal.
• Mounting board and hardware included.
• Current setting resistors are built in to the board.
• Easy mainline setup with A and B mast configurations.
• Pads are provided to make it easy to attach any signal to the mast base.
• This product is intended for use with the SE8C.