Märklin 76397 Main light signal with light approach signal.

Highlights
2 signals on one mast without an additional connection.
Entry signal for use in front of stations.
Approach signal for use in front of an exit signal.
Product description
Model: With 2 integrated signal electronics and 1 separate signal decoder. The distant signal can be used for all main signals. All functions of both signals can be controlled with the associated signal decoder in the digital system or with a conventional control panel. Signal decoder can be installed under the C-track or under the layout. For digital operation, the configuration and addresses of both signals can be assigned and tested before installation. On the signal decoder connections for train control and for 1 additional distant signal. Height without base 78.0 mm.