89327837 is a main motor fan that was commonly used on the older style Ingersoll Rand DS series refrigerated air dryers. This fan kicked on when the dew point started rising on the air dryer to provide additional cooling and moisture removal.
89327837 is used on the DS50-H and DS75-H. This is an OEM part from Ingersoll Rand.
Part #: 89327951
Part #: D42IN
Part #: D54IN
Part #: D12IN
Part #: D18IN
Part #: D108IN