Siemens 3TX4490-4J Description Description Siemens VARISTOR WITH LED X 3TF2/3TH2 Related products SIEMENS 1FN3050-4SA00-0AA0 SIEMENS 1FK6032-6AK71-1TG0 SIEMENS 1FK7042-5AF71-1EA0 SIEMENS 1FN1910-0AA20-3AA0 SIEMENS 1FK7022-5AK71-1DA0 SIEMENS 1FK7083-5AF71-1EB3
