3RT2936-1ER00 Description Description 3RT2936-1ER00 SIEMENS Surge Suppressor Surge Suppressor, Diode Combination, DC 24 V, size S2 & S3 Related products SIEMENS 1FK7022-5AK71-1DA0 SIEMENS 1FT5066-0AC01-2-Z SIEMENS 1FK6032-6AK71-1TA0 SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1FK6032-6AK71-1TG0 SIEMENS 1FK7011-5AK71-1TG3