Campagnolo EPS V4 Power Unit


EPS 12x V4 Power Unit

The new EPS power unit gives power to all movements of the 12x EPS groupset.

The unit is easily fitted in two different ways, there is a choice of seatpost mount or down tube/seat tube mount. The Power Units slender shape makes it compatible with virtually all seat posts on the market.

Industry leading battery life is further extended with a 10% increase in charge capacity, rendering the need to recharge very infrequent.

Features & Benefits

  • New Shape: The battery pack and circuit board of the V4 Power Unit are in a sealed unit measuring 259mm in length and just 16.6mm in diameter
  • Can be fitted inside the Seatpost: Its small diameter of 16.6mm means the V4 Power Unit can be seatpost mounted using one of the two adaptor sizes available.
  • Adaptor for the Seat Tube/Down Tube: Allows the V4 Power Unit to be fitted inside the down tube or the seat tube using the bottle cage fasteners


  • DTI: Digital Tech Intelligence: The heart and brain of the EPS drivetrain.
  • On Board Diagnostics: In the unlikely event of an issue the EPS system is capable of automatically detecting a whole range of malfunctions.
  • Waterproof - IP 67: The Campagnolo EPS electronic drivetrain complies with IP67 international standards.

Weight: 135g

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