10078 LEGO Train Connection Wire

Description

Connect your speed regulator to the tracks with this wire, delivering essential power to get your 9v LEGO train moving. Designed for use with 9v tracks and rails that conduct electricity, it is compatible with item numbers #4515, #4519, #4520, #4531, and any track sets containing these pieces. Please note: when motorized with a 9v motor, this engine is not compatible with LEGO RC Train tracks (#7895, #7896, #K7895, #K7896).