上海二工电气有限公司上海二工电器有限公司上海二工电气指示灯厂家***上海二工按钮指示灯******西门子APT指示灯厂家***开孔尺寸：φ22mm，可通过选用变径圈来实现φ25mm、φ30mm的孔径;多种头部风格，五种颜色，明确指示不同工作状态；发光体采用纯色超高亮LED芯片，色彩纯正，寿命可达10万小时；可根据客户的需要，配置指示灯的字符内容；零部件采用进口材料，坚固耐用，耐磨损;内置螺钉式接线，更安全、方便。AD16-22D/b22SAD16-22D/b23AD16-22D/b23SAD16-22D/b23S-KAD16-22D/b23S-THAD16-22D/b23-THAD16-22D/b24AD16-22D/b24SAD16-22D/b26AD16-22D/b26SAD16-22D/b26-THAD16-22D/b27SAD16-22D/b28AD16-22D/b29AD16-22D/b31AD16-22D/b31-KAD16-22D/b31SAD16-22D/b31S-KAD16-22D/b31-THAD16-22D/b32AD16-22D/b32SAD16-22D/g21AD16-22D/g21-KAD16-22D/g21SAD16-22D/g22AD16-22D/g22-HAD16-22D/g22KAD16-22D/g22SAD16-22D/g22S-HAD16-22D/g23AD16-22D/g23-HAD16-22D/g23-KAD16-22D/g23SAD16-22D/g23S-HAD16-22D/g23S-KAD16-22D/g23S-THAD16-22D/g23-THAD16-22D/g24AD16-22D/g24SAD16-22D/g24S-THAD16-22D/g24-THAD16-22D/g25AD16-22D/g25-HAD16-22D/g25SAD16-22D/g25S-HAD16-22D/g25S-KAD16-22D/g26AD16-22D/g26-KAD16-22D/g26SAD16-22D/g26S-KAD16-22D/g26S-THAD16-22D/g26-THAD16-22D/g27AD16-22D/g27SAD16-22D/g28AD16-22D/g28-HAD16-22D/g28-KAD16-22D/g28-K-H)