此系列先导式比例换向阀被用于控制流量。该阀具有集成的电子元件，主级的阀芯位置可调。典型的应用是：流量控制和可实现流量调节，在快速/低速特性下的工作运行带有阀芯位置监控用于：压力机控制，动态位置调节和压力/流量闭环系统。技术特性：泄漏量小，高频响，通油能力大，准确的故障状态诊断，零遮盖阀的机械式零点调节，高强度，阀芯位置的位移反馈，可选择阀芯位置行程监控。
常用型号有：
D41FHB31C1NE0047
D41FHB31E1NE0047
D41FHB32C1NB0047
D41FHE01E1NE0042
D41FHE52F4NB0047
D41FHA31C1NB0048
D41FHA31F1NB0048
D41FHA32F2NB0048
D41FHA61B4NB0048
D41FHA61F1NB0048
D41FHA61F4VB0048
D41FHB31C1NB0048
D41FHB31C2NB0048
D41FHB31F1NB0048
D41FHB31F1NE0048
D41FHB31F2NB0048
D41FHB31F2NE0048
D41FHB31F4NB0048
D41FHB32F1NB0048
D41FHB32F2NB0048
D41FHB32F4NB0048
D41FHB34F1NB0048
D41FHB34F4NB0048
D41FHB61B4NB0048
D41FHB61B4VB0048
D41FHB61C2NE0048
D41FHB61C4NB0048
D41FHB61F2NB0048
D41FHB61F2NE0048
D41FHB61F4NB0048
D41FHB63C4NB0048
D41FHB63C4NB2048
D41FHB63E4NB2048
D41FHB83F2NB0048
D41FHB83F4NB0048
D41FHB83F5NB0048
D41FHE01B4NB0048
D41FHE01C1NB0048
D41FHE01C1NE0048
D41FHE01C2NB0048
D41FHE01C4NB0048
D41FHE01C4VB0048
D41FHE01C5NB0048
D41FHE01E1NB0048
D41FHE01E2NB0048
D41FHE01E4NB0048
D41FHE01F1NB0048
D41FHE01F1NB0848
D41FHE01F1NE0048
D41FHE01F1VB0048
D41FHE01F2NB0048
D41FHE01F4NB0048
D41FHE02C4NB0048
D41FHE02F1NB0048
D41FHE02F4NB0048
D41FHE52B1VB0048
D41FHE52B4NB0048
D41FHE52C2NB0048
D41FHE52C4NB0048
D41FHE52C4VB0048
D41FHE52C5NB0048
D41FHE52F1NB0048
D41FHE52F2NB0048
D41FHE52F2NE0048
D41FHE52F2VB0048
D41FHE52F4NB0048
D41FHE52F4VB0048
