供应J402-S156B双点压力开关-干接点美国UE中国代理西安秦控UE***代理成工电话/微信15388626179029-89390083***：1826994033UE***：http://1.大量现货，原产地美国，全新进口；2.提供报关单和原产地证；3.免费调试设定点；4.质保12个月。J402-S156B开关的安装接口电器接口1个3/4"NPT,两个7/8"直径的敲出孔压力接口所有型号都是1/4"NPTF接口，除了S126B-S164B型，520-535型是：1/2"NPFT；540-547型是：1/8"NPTF防护标准NEMA防护等级是美国电气制造商协会工业控制装置和系统中的外壳防护标准。NEMA的防护标准除了防尘、防水之外，还包括防爆(IP代码只包括防尘和防水)。NEMA4X：（水封、尘封、防腐蚀、室内或室外用外壳）：计划用于室内或室外，主要为了提供一定程度的保护，以防止腐蚀、飞扬粉尘和雨水、溅水、软管引出水、以及由于外部结冰引起的***。NEMA4X相当于IP66二者有什么区别？NEMA7X、NENA9X（J120系列，针对于防爆开关）系列号-型号H402-S144B10-A10J120-173H122-S134B12SLSN5FJ402-521H402-14610-A11J120-185H122-14412SLSN6FJ402-531H402-45410-A12J120-191H122-45312SLSN8FJ402-522H402-55410-A13J120-356H122-55312SLSNP2J402-532H402-S146B10-A14J120-485H122-S144B12SLSNP7J402-448H402-15610-A15J120-491H122-14612SLSN3GJ402-520H402-55510-A16J120-555H122-45412SLSN4GJ402-530H402-S156B系列号-型号J120-566H122-55412SLSN5GJ402-126系列号-型号10-B10J120-702H122-S146B12SLSN6GJ402-134H402-16410-B11J120-S156BH122-15612SLSN8GJ402-450H402-27010-B12J120-15835H122-55512SLSNP3J402-452H402-35810-B13J120-164H122-70212SLSNP8J402-550H402-S164B10-B14J120-174系列号-型号12SLSN3HJ402-552H402-27410-B15系列号-型号H122-S156B系列号-型号J402-S126BH402-36110-B16J120-186H122-16412SLSN4HJ402-S134BH402-376系列号-型号J120-270H122-27012SLSN5HJ402-52310-C10J120-358H122-35812SLSN6HJ402-533系列号-型号10-C11J120-486H122-S164B12SLSNP4J402-441H403-12610-C12J120-S164BH122-27412SLSNP9J402-442H403-13410-C13J120-15622H122-361系列号-型号系列号-型号H403-S126B10-C14J120-192H122-70312SL***7AJ402-449H403-S134B10-C15J120-274H122-37612SL***9AJ402-16156H403-14410-C16J120-361H122-70412SL***2AJ402-524H403-S144B系列号-型号J120-492H122-70512SL***8AJ402-534H403-14610-D10J120-567H122-61212SL***3AJ402-137H403-S146B10-D11J120-703H122-61412SL***4AJ402-443H403-15610-D12J120-15836H100K-54012SL***5AJ402-451H403-S156B10-D13J120-193H100K-54112SL***6AJ402-551H403-16410-D14J120-376H100K-54212SL***7BJ402-S137BH403-35810-D15J120-493H100K-54312SL***2BJ402-525H403-S164B10-D16J120-704H100K-54412SL***9BJ402-535H403-361系列号-型号J120-15837H100K-54512SL***3BJ402-144H403-37610-E10J120-188H100K-54612SL***4BJ402-453H117-52110-E11H100K-54712SL***5BJ402-553H117-53110-E12系列号-型号H100K-54812SL***6B)