Lionel O #148 Dwarf Signal LNL612883 O Accessories

Here is a Lionel 6-12883 Dwarf Signal. This is a remake of the Postwar 148 dwarf signal. When activated by the weight of a train passing train over the included 153C track contactor, the light changes from green to red, or vice versa, depending on how the signal is wired. Manufacturer: Lionel Model Number: 6-12883 Years Manufactured: 2001 - 1995 Scale/Era: O Modern Model Type: Accessories & Buildings