DIFF Subgroup
H02J 7/50 acting upon multiple batteries simultaneously or sequentially
Introduced: January 2026
Full Title
Circuit arrangements for charging or discharging batteries or for supplying loads from batteries > acting upon multiple batteries simultaneously or sequentially
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
IPC defines codes here since 2026.
Child Classifications
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- H02J 7/52 for charge balancing, e.g. equalisation of charge between batteries since 2026 IPC+CPC Available in IPC and CPC