Cooling fan package includes fan, air filter, composite air plenum, finger guard and grilleExhaust package includes air filter, filter retainer with integral finger guard and grilleEMC upgrade kit includes a grille standoff collar and a special EMC shielding grilleReliable cooling for enclosures with limited space requiring simple filtered airflow for basic coolingWashable foam (Type 1) or disposable (Type 12) filter in fanBulletin D85, dynamically-balanced fan impellers molded from polycarbonate material4 in fan is thermally protected and uses permanently lubricated ball bearings6 and 10 in fans have ball bearing construction and split capacitor motors that are thermally protected to avoid premature failureFans have lead wires for power connection with ends stripped 1/2 in (12 mm)All mounting hardware and installation instructions are furnished4 in size nominalType 1 NEMA enclosure158 deg F maximum operating temperatureBlack color code

4 in Nominal, NEMA 1, 158 deg F Operating Temperature