Description
A 10 m reel of fine 0.5 mm (AWG 36) decoder wire in blue. The NMRA/DCC code assigns blue to the function common positive (U+) — the shared return for headlights and function outputs, so it's one of the most-used colours in any install.
Thin, flexible insulation for tidy routing, rated to 2 A.
- Colour / use: blue — function common (+)
- Gauge: 0.5 mm, AWG 36, 2 A
- Length: 10 m reel
Brand-new, genuine ESU (Electronic Solutions Ulm). Ships from our shop in Oakville, Ontario.

