Two-point clip contact mechanism combined with see-saw action Gold-plated clip contact and cleaning mechanisms ensure high reliability No grease entry into the contact portion Operating force: 1.96 to 6.86 N (alternate), 1.47 to 3.43 N (momentary) Sealed against flux entry and are fitted with an O-ring to allow immersion washing Dielectric strength: 500Vac for 1 minute between terminals, between terminals and ground Electrical and mechanical life expectancy of 50,000 operations minimum