valve actuator 1). Certificate: ISO9001, CE 2). Guarantee time: 1 year 3). Top quality and reasonable price valve actuator1. IndicatorPosition indicator with NAMUR is convenient for mounting accessories such as Limit Switch box positioner and so on.2. PinionThe pinion is high-precision and integrative, made from nickelled-alloy steel, full conform to the latest standards of ISO5211, DIN3337, ...