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Power distribution unit

Eaton’s high-voltage power distribution units (PDUs) and power distribution elements (PDEs) deliver power to all critical loads within the electric vehicle (EV) system -- including traction and auxiliary loads -- while protecting electrical and electronic components and vehicle occupants with reliable circuit protection solutions. These PDUs, also known as junction or fuse boxes, are ideal solutions for battery electric vehicle (BEV) applications. 

power dense
Featuring a laminated bus bar for improved power density
Delivers power to all critical loads within the EV system, while protecting components and vehicle occupants
Flexible configurations through the use of proven and optimized components


  • Main battery contactors for 400V systems
  • Traction inverter power distribution and fuse protection
  • Fuse coordination with contactors for cost-effective circuit protection
  • Auxiliary circuit power distribution and protection 
  • Optional DC fast charge contactor integration
  • Integrated pre-charge circuit
  • DC current sensing
  • Optional Isolation monitoring for load circuits
  • Voltage sensing at critical points throughout the distribution system
  • Eaton’s Breaktor™ and Bussmann® EV fuses offer best-in-class circuit protection for improved system level safety for any application requirements  

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