UE开关是由成立于1931年的美国联合电气控制公司（UnitedElectricControls）生产的UE机械压力开关、UE电子压力开关、UE差压开关、UE温度开关等UEJ120K-S147BUEJ120-486UEJ400K-456UEH100K-541UEJ400-553UEJ402-550UEH100-701UEH100-612UEH100-610UEJ402-S156B-M202UEH100K-541UEH100-193UESTD930-E1H-00000-MB.S2.1CUEH100K-541UE压力开关H100-193UEUE压力开关J402-134UE压力开关H122-S156BUE压力开关H122-612UEJ120-S134B-1～1.4BAUE压力开关J402-612-M540UE压力开关J400-144-M446UE压力开关H100-191-M446UE压力开关J402-454CCLUE压力开关H117-189-M446UE压力开关H117-190-M446UE压力开关J402-126UE压力开关H100-702-M446UE温度开关P100-7BS-6S-6S-W050UE差压开关H400K-456UE压力开关H400-376UEJ120-483100系列压力，差压开关H100-485H100-486H100-488H100-489H100-174H100-532H100-533H100-15732H100-218H100-270H100-274H100-15733H100-535H100-171H100-172H100-173H100-361H100-376H100-610H100-612H100-534H100-567H100K-545H100K-546H100-191H100-484H100-494H100-531H100-616H100-680H100-358H100-15884H100K-547H100K-548H100K-540H100K-541H100-520H100-521H100-522H100-523H100K-542H100K-543H100K-544H100-524H100-525H100-530H100-15731H100-192H100-193H100-194H100-490H100-705H100-706H100-190H100-15736H100-491H100-492H100-493H100-15735H100-701H100-702H100-703H100-704H100-183H100-184H100-185H100-186H100-564H100-565H100-566H100-15737H100-188H100-189H100-483H100-15734H100-560H100-561H100-562H100-563H117系列压力，差压开关H117-358H117-361H117-376H117K-548H117-701H117-702H117-703H117-704H117-484H117-494H117-191H117-567H117-564H117-565H117-566H117K-543H117-174H117-531H117K-546H117K-545H117-560H117-561H117-562H117-563H117-520H117-521H117-522H117-523H117-171H117-172H117-173H117K-541H117-524H117-525H117-530H117K-540H117-532H117-533H117-534H117-535H117-183H117-184H117-185H117-186H117-491H117-492H117-493H117K-542H117-188H117-189H117-483H117K-547H117-192H117-193H117-194H117-490H117-485H117-486H117-488H117-489H117-705H117-706H117-190H117K-544120系列温度开关C120-120C120-121B121-120B121-121E121-4BSE121-5BSE121-8BSE121-13273B122-120B122-121E121-3BSE122-8BSB122-13322E121-2BSAE121-2BSBF120-1BSF120-2BSF120-3BSF120-4BSE122-5BSE122-13321B121-13272F120-5BSF120-6BSF120-7BSF120-8BSE122-2BSAE122-2BSBE122-3BSE122-4BS400系列温度开关F400-5BSF400-6BSF400-7BSF400-8BS***03-121E400-3BSE400-4BSE400-2BSAF402-1BSF402-2BSF402-3BSE403-2BSBB402-121B403-121***00-121***02-121F402-4BSF402-5BSF402-6BSF402-7BS***02-120***03-120B400-121E400-2BSBF402-8BSF403-1BSF403-2BSE403-2BSAB400-120B402-120B403-120***00-120F403-3BSF403-4BSF403-5BSF403-6BSF403-7BSF403-8BSE400-4BSE400-2BSBE403-4BSE403-5BSE403-8BSF400-1BSE402-5BSE402-8BSE403-3BSE402-2BSAF400-2BSF400-3BSF400-4BSE402-2BSBE400-5BSE400-8BSE402-3BSE402-4BSJ400系列压力，差压开关J400-164J400-270J400-274J400-16014J403-144J403-146J403-156J403-164J400-440J400-441J400-442J400-443J403-126J403-134J403-137J400-S144BJ400-448J400-449J400-450J400-S126BJ403-358J403-376J403-610J403-614J400-451J400-452J400-453J400-454J403-571J403-572J403-361J400-S137BJ400-550J400-551J400-552J400-S134BJ400-553J400-554J400-555J403-570J400K-457J400K-599J402K-127J400K-127J400K-544J402K-S146BJ402K-S144BJ402K-137J400K-S146BJ400K-S156BJ402K-545J402K-546J402K-547J402K-548J402K-134J402K-144J400K-456J402K-543J402K-544J402K-S157BJ402K-S156BJ402K-146J402K-156J400K-S157BJ402K-S127BJ402K-540J402K-541J402K-542J402K-157J402K-455J402K-456J402K-457J402K-599J402K-S134BJ402K-S137BJ402-572J402-358J402-361J402-376J403-551J403-552J403-553J400-S164BJ402-610J402-614J402-126J402-S126BJ403-452J403-453J403-454J403-550J402-134J402-137J402-144J402-146J403-449J403-450J403-451J400-S156BJ402-156J402-164J402-270J402-S137BJ403-441J403-442J403-443J403-448J402-574J402-440J402-441J402-442J402-454J402-550J402-551J402-S146BJ402-443J402-448J402-449J402-S144BJ402-450J402-451J402-452J402-453J403-S164BJ400K-S127BJ400K-S134BJ403-554J402-554J400K-134J400K-157J403-555J403-S126BJ403-S134BJ403-S137BJ400K-137J400K-144J400K-146J400K-156J400K-455J400K-S137BJ400K-S144BJ403-S144BJ403-S146BJ403-S156BJ402-552J402-553J402-612J402-555J402-535J402-570J402-571J402-16014J400-570J400-571J400-572J402-S156BJ402-531J402-532J402-533J402-534J400-358J400-361J400-376J400-610J402-524J402-525J402-530J402-S134BJ400-614J400-126J400-134J402-S164BJ402-520J402-521J402-522J402-523J400-137J400-144J400-146J400-156J403-270J403-274J403-440J400-S146BH400系列压力，差压开关H402-S156BH402-S146BH402-S164BH400K-559H402K-455H402K-559H403-S144BH403-S164BH403-S156BH403-S146BH400K-455H400K-456H402K-457H400K-457H400-258H400-270H400-274H402-258H402-270H402-274H400-354H400-S126BH400-358H400-361H400-376H402-354H402-358H402-361H402-376H400-S134BH403-354H403-358H403-361H403-376H400-126H400-134H400-137H400-S137BH400-144H400-146H400-156H400-164H400-440H400-441H400-442H400-S144BH400-443H400-448H400-450H400-452H400-453H400-454H400-550H400-S146BH400-552H400-553H400-554H400-555H402-550H402-552H402-553H400-S156BH402-554H402-555H402-126H402-134H403-440H403-441H403-442H402-S137BH402-137H402-144H402-146H400-S164BH403-144H403-146H403-156H403-164H402-156H402-164H402-440H402-441H403-126H403-134H403-137H402-S134BH402-442H402-443H402-448H402-S126BH402-450H402-452H402-453H402-454H403-443H403-448H402K-456H402-S144BH403-S137BH403-S134BH403-S126B100系列温度开关E100-3BCE100-4BCE100-5BCE100-8BCF100-8BSF100-1BCE100-2BSBE100-2BSAF100-1BSF100-2BSF100-2BSE100-13545F100-8BCE100-8BSF100-6BSF100-7BSF100-3BCF100-4BCF100-5BCF100-6BCE100-3BSE100-4BSE100-5BSB100-13546F100-7BCF100-2BCE100-2BCAE100-2BCBF100-4BSF100-5BSB100-120B100-121J120系列压力，差压开关J120K-S147BJ120K-36J120K-37J120K-38J120K-39J120-172J120-S156BJ120-520J120-521J120-522J120-523J120-616J120-680J120-701J120-15835J120-524J120-525J120-530J120-S126BJ120-376J120-270J120-274J120-612J120-531J120-532J120-533J120-534J120-356J120-358J120-361J120-15622J120-535J120-560J120-561J120-S134BJ120-144J120-152J120-156J120-164J120-562J120-563J120-564J120-565J120-126J120-134J120-137J120-S164BJ120-566J120-567J120-171J120-S137BJ120-491J120-492J120-493J120-494J120-172J120-173J120-174J120-183J120-193J120-194J120-490J120-S156BJ120-184J120-185J120-186J120-S144BJ120-489J120-190J120-191J120-192J120-485J120-486J120-488J120-S152BJ120-188J120-189J120-483J120-484J120-702J120-703J120-704J120-705J120-552J120-553J120-554J120-15839J120-450J120-451J120-452J120-15837J120-453J120-454J120-550J120-551J120K-147J120K-157J120K-367J120K-455J120K-548J120-555J120K-S157BJ120K-456J120-15834J120-15836J120K-544J120K-545J120K-546J120K-547J120K-457J120K-599J120K-540J120K-541J120K-542J120K-543J120-15838H121，122系列压力，差压开关H122P-376H122P-450H122P-S134BH122-614H122-270H122-274H121-S146BH122P-452H122P-453H122P-454H122P-550H122-358H122-361H122-376H122-612H122P-552H122P-553H122P-S144BH122-146H122-156H122-164H121-S144BH122P-554H122P-555H122P-612H122P-614H122-126H122-134H122-137H122-144H122P-S146BH122P-S156BH122P-S164BH121-703H121-704H121-705H121-15875H121K-147H121K-157H121K-456H121K-457H121-554H121-555H121-701H121-702H121K-599H121K-S147BH121K-S157BH121-550H121-552H121-553H121-S137BH122K-147H122K-157H122K-456H122K-457H121-450H121-452H121-453H121-454H122K-599H122K-S147BH122K-S157BH121-614H121-270H121-274H121-S134BH121-126H121-134H121-137H121-144H121-358H121-361H121-376H121-612H121-146H121-156H122P-553H122P-S144BH122-146H122-156H121K-S157BH122-S126BH122-S134BH122-S137BH122-703H122-704H122-705H121-S164BH122-S144BH122-S146BH122-S156BH122-S164BH122-554H122-555H122-701H122-702H122P-126H122P-134H122P-144H122P-146H121-164H121-S126BH122P-156H122P-164H122P-S126BH122-550H122-552H122-553H121-S156BH122P-270H122P-274H122P-358H122P-361H122-450H122-452H122-453H122-454)