常用型号：RT5700SRK6，RT5700SRK7，RT5700SRK8，RT5700SRK9，RT5700SRK10，RT5700SRK11，RT5700SRK12，常开型:RT5700SRK6FC，RT5700SRK7FC，RT5700SRK8FC，RT5700SRK9FC，RT5700SRK10FC，RT5700SRK11FC，RT5700SRK12FC,常闭型：RT5700SRK5FO，RT5700SRK6FO，RT5700SRK7FO，RT5700SRK8FO，RT5700SRK9FO，RT5700SRK10FO，RT5700SRK11FO，RT5700SRK12FO，高温型：RT5700SRK6HT，RT5700SRK7HT，RT5700SRK8HT，RT5700SRK9HT，RT5700SRK10HT，RT5700SRK11HT，RT5700SRK12HT，低温型：RT5700SRK6LT，RT5700SRK7LT，RT5700SRK8LT，RT5700SRK9LT，RT5700SRK10LT，RT5700SRK11LT，RT5700SRK12LT。