Bases; Housings; Mountings

Introduced: September 1968

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Thermally-actuated switches > Details > Bases; Housings; Mountings

CPC subdivides this area 3x more granularly than IPC with 2 additional codes.

2 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

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H01H 2037/046 2nd only CPC only CPC only
H01H 37/043 CPC only CPC only
H01H 37/06 to facilitate replacement, e.g. cartridge housing IPC+CPC Available in IPC and CPC