NKK Switches 3 AMP Momentary Pushbutton SB4011NCH-2B

The SB4011NCH-2B is a momentary pushbutton switch with a 3A rating at 125V AC or 2A at 250V AC, featuring silver contacts and a normally open SPST circuit. It has a threaded inch bushing (15/32-32 NS), a black slip-on cap, and solder lug terminations. The switch operates with a nominal force of 4.90N and has a total travel of 2.24mm. Its case and plunger are made of phenolic resin and urea formaldehyde resin respectively, with a brass bushing plated in nickel. It is rated for operation from -10°C to +70°C, has an insulation resistance of 200 megohms minimum at 500V DC, and a dielectric strength of 1,000V AC between contacts and case. The device meets UL and CSA standards when ordered with appropriate markings.