The Basic Contact Probe F77205B180G150 (item number 1004512) is a spring-loaded probe for temporary electrical contact with test points. With tip style 05 (Concave stepped), F77205B180G150 combines ICT/FCT use with a geometry intended for pins and wire-wrap posts with a guided, smooth contacting action. F77205B180G150 combines a pitch of 2.54 mm / 100 mil with tip style 05 (Concave stepped) and a tip diameter of 1.8 mm. F77205B180G150 operates with 150 cN spring force and 4 mm nominal travel. F77205B180G150 is rated for 5 A continuous current with a typical contact resistance of 25 mΩ. The plunger in F77205B180G150 is made of beryllium copper and is gold-plated.