Mounting PFB is an isolating enclosure with protection IP54, IP65. This mounting is characterized by entries with thread and strongest durable plastic.

This enclosure is with cover coupling and for switches without cam-operated auxiliary contacts.

Several variations are available for this mounting. This variations are indicated by an extension to the mounting name (see table below).

Two sizes of this enclosure are used to fit different switches types.
The smaller enclosure (IP65) can be supplied with KG20A, KG32A, KG41, KG64.
The larger enclosure (IP54) can be supplied with KG20B, KG32B, KG41B, KG64B, KG80, KG100. This type has an additional conduit entry PG11.