The Märklin 7242 is an HO scale dwarf siding signal (also known as a yard or track block signal) used to control switching movements in model railroad yards or sidings. It features a double solenoid mechanism that changes the light indications and can simultaneously control track power to stop or start a locomotive.
Key Specifications & Features
Signal Indications: Switches between red/red (Sh0) for "Stop" and white/white (Sh1) for "Proceed".
Mechanism: Uses a double solenoid mechanism for electronic switching and includes an additional hand lever for manual operation.
Dimensions: Approximately 70 mm (2-3/4") long, 30 mm (1-3/16") wide, and 18 mm (11/16") high.
Construction: Built with a metal body for durability.
Compatibility: Designed for Märklin's 3-rail AC system. While originally intended for K or M Track, it can be adapted for C Track using the Märklin 74043 Signal Hookup Kit.
This item is from Eckert Engineering (EE).