SmartBox DUO by Demco

No self-contained system applies brakes faster than the SmartBox DUO.

  • Quick And Powerful
  • Dual Signal Activation
  • Proportional Braking


Kit Features:

  • DOT approved OE spec 3/8’ rubber hose
  • Electronic emergency breakaway unit
  • [Smartbox-DUO] vacuum pump
  • DOT approved 200 psi brake pipe
  • Diodes and wiring connectors
  • G force motion sensor (Unique Dual Sensing design)
  • Pneumatic brake actuator – Fast and Powerful actuation