The FI40B-20S(50) is a 20-position 2-row female wire-to-board Rectangular Connector with gold plated phosphor bronze contacts, black PBT resin housing and black PBT resin holder. FI series has been developed as a half pitch interface connector for CNC systems. 1.27mm contact pitch contributes to downsizing of electrical devices. Bellows contact endures wrenching force and also provides soft mating/unmating feeling. Angled cable exit case, robust die-cast case and short case are available, provided only by Hirose. Case consists of two separated parts and is fitted with 4 hooks, for easy assembly. One-touch lock and screw lock are available to accept cable variations.