頗爾濾芯UE219AZ40H,打折結構過濾面積大,起始壓差低,流速快,過濾器容積小,造價成本小。由于是預過濾和終過濾合二為一,因此濾芯容污能力較大。使用壽命比單一孔徑的濾芯長。單一的聚丙烯材質,易判斷其化學兼容性。四海濾清器廠生產PALL頗爾濾芯UE219,UE319系列和UE619系列濾芯,四海采用玻璃纖維材質,過濾精度分別為:3,5,7,12,22微米。四海濾芯的規格及尺寸。完全替代PALL頗爾濾芯。具體型號如下:UE619AZ20H UE619AZ20Z UE619AZ40H UE619AZ40Z UE619AP20H UE619AP20Z UE619AP40H UE619AP40Z UE619AN20H UE619AN20Z UE619AN40H UE619AN40Z UE619AS20H UE619AS20Z UE619AS40H UE619AS40Z UE619AT20H UE619AT20Z UE619AT40H UE619AT40Z UE219AZ08H UE219AZ08Z UE219AZ13H UE219AZ13Z UE219AZ20H UE219AZ20Z UE219AZ40H UE219AZ40Z等