Bosch 48V Lithium-Ion Battery for Powernet of Electric Vehicles

The 48V lithium-ion battery is the key component of the future board net in electric vehicles. The product provides a long lifetime and high reliability, high availability of power for safety-critical consumers, and flexible integration into vehicles.

Bosch 48V battery powernet
Chemistry LFP Cell
Cooling Passive cooling
Capacity 6 Ah
Target vehicle board net 33.4 – 51 V
Weight < 5 kg
IP-class IP6K7
Interfaces Wake-up, CAN-FD, venting

Battery management

  • Multi core controller
  • AUTOSAR interface
  • Functional safety
  • Cyber security
  • Reliable battery management functions for in-series cell

48V lithium-ion powernet battery based on Bosch core competence in electronics and functional safety

  • Highest availability of power for safety critical consumers (for example steering or braking support) up to ASIL D on vehicle level
  • Enabler for increasing automated driving functions
  • Topology options, for example ASIL C (C) or ASIL B (D) for use in modern board net topologies
ASILC board net system
Example for ASIL C (C) for highly available board net system
Bosch 48V LIB powernet

Longer lifetime and maintenance free over lifetime

High reliability
Support of increasing power demand of on-board consumers

Lower self-discharge rate
Reduced risk of deep discharge

Lithium-ion battery as lead free and sustainable alternative

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