nLA42系列按钮分为圆形按钮和方形按钮。按钮由触头模块，基架，钮头三部分组成，这三部分联接采用国际通行的的无紧固件自锁联接，安全，可靠，拆装方便。(一个人即可操作），寿命长。触点模块采用模块式结构，接触高度可靠、检修简单（只需一把螺丝刀即可更换面板背面所有元件），触点采用银铜复合材料，电流高达10A。
n水是电气线路的大敌。LA42系列按钮特有的防水装置确保产品的防护等级高达IP65，防水防尘。加装防护罩后，防护等级更可达IP67。按钮阻燃等级高达V0级，安全可靠。独特的接线端子设计接触安全，绝无触电可能，亦可防止螺钉脱落
LA42P-01 LA42P-11 LA42PS-01 LA42PS-11 LA42T-01 LA42T-11 LA42TS-01 LA42TS-11 LA42PD-11 LA42PSD-01 LA42TD-01 LA42TSD-01 LA42PD2-01 LA42PSD2-01 LA42PSDSG-01 LA42PSDSG-11 LA42X2-01 LA42X2A-01 LA42X29-11 LA42X2A9-11 LA42X3-01 LA42X3A-01 LA42X3AR-11 LA42X3AL-11 LA42XL2-01 LA42XL2A-01 LA42XL29-01 LA42XL2A9-11 LA42XL3-01 LA42 XL3A-11 LA42XL3AR-01 LA42XL3AL-11 LA42XD2-01 LA42XD2A-11 LA42XD29-01 LA42XD2A9-10 LA42XD3-01 LA42XD3A-01 LA42XDL2-10 LA42XDL2A-11 LA42XDL29-01 LA42XDL2A9-01 LA42XDL3-01 LA42XDL3A-01 LA42N2-01 LA42N2A-01 LA42N29-01 LA42N3-01 LA42N3A-10 LA42N2A9-10 LA42ND2-01 LA42ND2A-01 LA42ND29-11 LA42ND3-01 LA42ND3A-10 LA42ND2A9-01 LA42Y2-01 LA42Y2A-01 LA42Y3-01 LA42Y3A-01 LA42Y3AR-01 LA42Y3AL-01 LA42Y29-01 LA42Y2A9-10 LA42Y2P-01 LA42Y2AP-10 LA42Y3P-01 LA42Y3AP-01 LA42Y3ARP-10 LA42Y3ALP-01 LA42Y29P-01 LA42Y2A9P-01 LA42M-01 LA42MS-01 LA42MD-01 LA42MSD-01 LA42MY-01 LA42M6-01 LA42MS6-01 LA42MD6-01 LA42MSD6-01 LA42Y3ON-01 LA42Y3ON1-01 LA42Y3ON2-01 LA42Y3ON3-01 LA42Y3ON4-01 LA42C2-20 LA42C4-40 LA42C2A-20 LA42C4A-40 LA42H-01 LA42HD-01
