Voltage Doubler Cable - 2.1mm Standard Center-Negative Polarity
For pedals with higher voltage requirements, the Voltage Doubler cable will combine two 9V or 12V Pedal Power outputs to create a single 18V or 24V output. This cable features two BLACK 2.1mm barrel plugs to a single BLACK 2.1mm plug for use with standard center-negative polarity pedals. Ideal for MXR Flanger and Dime Distortion, Crybaby 535Q, various Fulltone and Keeley products. 18 inch.