DuoToV90/838***调压站滤芯属于德国沃特克品牌，该滤芯技术含量极高。制作工序达10多道，目前国内***品只有律特霍尔可达到进口的各项参数指标。型号OФIФHSoloToV-B50/40011250400SoloToV-B50/38010250380SoloToV59/91485.7359914SoloToV80/91411580914SoloToV80/1829115801829SoloToV90/27915290279SoloToV90/35515290355SoloToV90/55915290559SoloToV90/71115290711SoloToV90/83815290383SoloToV90/1100152901100SoloToV90/1118152901118SoloToV-B108/920140108920)