The Pfannenberg light grey exhaust filter comes with an integrated foam seal to the enclosure and is easy to install. It is made of injection-moulded thermoplastic that protects against accidental contact. This filter is available with a length of 109mm, a width of 109mm and thickness of 19mm.
Note:
For IP54 and IP55 fans, the cut-out tolerance is 0mm to 1mm where panel thickness is less than 2mm and +1 to +2mm where panel thickness is greater than 2mm and less than 3mm. For EMC-shielded fans, the tolerance is +/- 0.5mm where panel thickness is less than 3mm.
Pfannenberg's latest 4th Generation high airflow snap filter fans and filters are designed to fit the same apertures as Pfannenberg's 3rd generation fans and filters.

Patented tool-less 4 corner fastening system for fast installation
High airflow that protects against airborne dust and dirt
Design prevents unfiltered air from penetrating the cabinet

IP54 rated
UL approved
GOST certified
CE certified
NEMA Type 12 protection