SRLF双筒回油管路过滤器是由两只单筒过滤器及二位六通换向阀组成，结构简单，使用方便，并带有旁通阀及滤芯污染堵塞发讯器，以达到保证系统安全的目的。

在工作过程中，单筒过滤器滤芯堵塞到一定程度需清洗或更换滤芯时，要停止主机工作来更换滤芯，这样不仅浪费时间更不能满足主机连续工作需要，双筒过滤器有效地解决了单筒过滤器这方面的缺陷，在不停机的情况下可清洗或更换滤芯来保证主机正常连续工作。

它的工作特点是当一只过滤器滤芯堵塞而需更换时，不必停止主机工作，只要打开压力平衡阀并转动换向阀，另一只过滤器 9p可参加工作，然后更换已堵塞的滤芯。

本过滤器应用于重型机械、矿山机械、冶金机械等液压系统。

SRLF-60*1P,SRLF-60*3P,SRLF-60*5P,SRLF-60*10P,

SRLF-60*20P,SRLF-60*30P,SRLF-60*40P,SRLF-110*1P,

SRLF-110*3P,SRLF-110*5P,SRLF-110*10P,SRLF-110*20P,

SRLF-110*30P,SRLF-110*40P,SRLF-160*1P,SRLF-160*3P,

SRLF-160*5P,SRLF-160*10P,SRLF-160*20P,SRLF-160*30P,

SRLF-160*40P,SRLF-240*1P,SRLF-240*3P,SRLF-240*5P,

SRLF-240*10P,SRLF-240*20P,SRLF-240*30P,SRLF-240*40P,

SRLF-330*1P,SRLF-330*3P,SRLF-330*5P,SRLF-330*10P,

SRLF-330*20P,SRLF-330*30P,SRLF-330*40P,SRLF-500*1P,

SRLF-500*3P,SRLF-500*5P,SRLF-500*10P,SRLF-500*20P,

SRLF-500*30P,SRLF-500*40P,SRLF-660*1P,SRLF-660*3P,

SRLF-660*5P,SRLF-660*10P,SRLF-660*20P,SRLF-660*30P,

SRLF-660*40P,SRLF-850*1P,SRLF-850*3P,SRLF-850*5P,

SRLF-850*10P,SRLF-850*20P,SRLF-850*30P,SRLF-850*40P,

SRLF-950*1P,SRLF-950*3P,SRLF-950*5P,SRLF-950*10P,

SRLF-950*20P,SRLF-950*30P,SRLF-950*40P,SRLF-1300*1P,

SRLF-1300*3P,SRLF-1300*5P,SRLF-1300*10P,SRLF-1300*20P,

SRLF-1300*30P,SRLF-1300*40P