J-400压力开关/差压开关J400型(一个SPDT)J402型(二个SPDT)J403型(三个SPDT)黄铜波纹管1/4″NPTFJ400-126、J400-134、J400-137、J400-144、J400-146、J400-156、J400-164；Phosphorbronze波纹管1/4″NPTFJ400-270、J400-274、；BunaN膜片1/4″NPTF铝质压力接口J400-440、J400-441、J400-442、J400-443、J400-448、J400-449、J400-450、J400-451、J400-452、J400-454；316L膜片1/4″NPTFJ400-571、J400-572；波纹管316L焊接///1/2”NPTF316LJ400-S126B、J400-S134B、J400-S137B、J400-S144B、J400-S146B、J400-S156B、J400-S164B;波纹管316L焊接///1/4”NPTF316LJ400-358、J400-361、J400-376；J402压力开关/差压开关J400型(一个SPDT)J402型(二个SPDT)J403型(三个SPDT)黄铜波纹管1/4″NPTFJ402-126、J402-134、J402-137、J402-144、J402-146、J402-156、J402-164；Phosphorbronze波纹管1/4″NPTFJ402-270、J402-274、；BunaN膜片1/4″NPTF铝质压力接口J402-440、J402-441、J402-442、J402-443、J402-448、J402-449、J402-450、J402-451、J402-452、J402-454；316L膜片1/4″NPTFJ402-571、J402-572；波纹管316L焊接///1/2”NPTF316LJ402-S126B、J402-S134B、J402-S137B、J402-S144B、J402-S146B、J402-S156B、J402-S164B;波纹管316L焊接///1/4”NPTF316LJ402-358、J402-361、J402-376；J403压力开关/差压开关,美国UE开关J400型(一个SPDT)J402型(二个SPDT)J403型(三个SPDT)黄铜波纹管1/4″NPTFJ403-126、J403-134、J403-137、J403-144、J403-146、J403-156、J403-164；Phosphorbronze波纹管1/4″NPTFJ403-270、J403-274、；BunaN膜片1/4″NPTF铝质压力接口J403-440、J403-441、J403-442、J403-443、J403-448、J403-449、J403-450、J403-451、J403-452、J403-454；316L膜片1/4″NPTFJ403-571、J403-572；波纹管316L焊接///1/2”NPTF316LJ403-S126B、J403-S134B、J403-S137B、J403-S144B、J403-S146B、J403-S156B、J403-S164B;波纹管316L焊接///1/4”NPTF316LJ403-358、J403-361、J403-376)