Märklin 20977 C3 Track Extension Set for H0 Model Railways

Expanding an existing Märklin C-Track layout often requires additional straight and curved sections, turnouts, and accessories to create sidings, passing loops, or more complex track plans. The Märklin 20977 C3 Track Extension Set provides a ready-made selection of C-Track components to enhance your H0 model railway with reliable operation and realistic appearance.

Who is it for

This set is intended for model railway enthusiasts aged 15 and above who already own a Märklin H0 three-rail AC system and wish to extend their layout with additional track elements. It is suitable for both analog and digital control environments.

Main features

• Includes 10 straight tracks (Märklin 24188) and 10 curved tracks (8x 24172, 2x 24224) for flexible layout design.
• Two turnouts (1x left 24611, 1x right 24612) allow creation of sidings and passing loops.
• Integrated plastic roadbed and nickel silver rails ensure smooth running and durability.
• Compatible with Märklin C-Track system, gauge H0 (16.5 mm), scale 1:87.
• Additional accessories: buffer stop (24977) and rerailer (74990) for operational convenience.

Specifications

• Scale: H0 (1:87)
• Gauge: 16.5 mm
• Track system: Märklin C-Gleis (C-Track)
• Minimum curve radius: R2 (437.5 mm)
• Curve angle: 30° (24172), 22.5° (24224)
• Straight track length: 188.3 mm (24188)
• Rail material: Nickel silver
• Track bed: Integrated plastic roadbed
• Compatibility: Märklin H0 3-rail AC system
• Control compatibility: Analog and digital
• Total track pieces: 24 (22 track pieces + buffer stop + rerailer)

Tips

When planning your extension, consider the minimum curve radius R2 to ensure smooth operation of longer rolling stock. The included rerailer helps position locomotives and cars correctly on the track, while the buffer stop adds a realistic end to sidings.