复合绝缘子系列、35kV及以下三相组合式过电压保护器（三相组合式避雷器）系列、避雷器用放电计数器、监测器系列、电压互感器中性点用消谐器系列、避雷器用热熔式、热爆式脱离器系列。

19:绝缘子FXBOW4-5/70 FXBW04-5/100 FXBW4-5/70 FXBW4-10/70 FXBW4-10/100 FXBW4-35/70 FXBW4-35/100 FXBW4-66/70 FXBW4-66/100 FXBW4-11 0/70 FXBW4-11 0/1 00 FXBW4-110/160 FXBW4-220/100 FXBW4-220/160 FXBW4-330/160 FXBW4-330/160 FXBW4-66/100T FXBW4-110/100T  FXBW4-220/100T 绝缘子用均压环
20:防风偏跳线绝缘子  FYX-35/100-T FYX-35/100-0  FYTX-66/100-T  FYTX-66/ 1 00-0  FYTX -110/100- T  FYTX -110/100-0  FYTX -110/100-TG  FYTX -110/100-0G  FYTX -220/100-T  FYTX -220/100-0
21:棒形耐张复合绝缘子  FNB4-3/70-XX  FNB4-6/70-XX  FNB4-10/70-XX FNB4-15/70-XX FNB4-20/70-XX FNB4-24/70-XX FNB4-28/70-XX FNB4-33/70-XX FNB4-35/70-XX
22:复合针式绝缘子FPQ4-3/4T16  FPQ4-10/4T16  FPQ4-10/5T16 FPQ4-10/6T16 FPQ4-10/6T18  FPQ4-10/4T18   FPQ4-10/5T18   FPQ4-10/4T20   FPQ4-10/5T20
23:复合支柱绝缘子FZSW4-10/4  FZSW4-20/6  FZSW4-35/6  FZSW4-35/8   FZSW4-66/6 FZSW4-66/8   FZSW4-110/8   FZSW4-110/10   FZSW4-220/8
24:复合横担绝缘子FS-10/5  FS-10/5  FS-15/5  FS-35/5  FS-35/6  FS-66/6  FS-66/10 FS-110/8  FS-110/10  FS-220/6  FS-220/8
25电气化铁道用绝缘子  FQX1-25 FQX2-25 FQX3-25 FQX4-25 FQE1-25 FQE2-25 FQE3-25 FQE4-25    电气化车车顶用复合绝缘子 FQJ1-25/6 FQJ2-25/6 FQJ3-25/6   4kN腕臂绝缘子FQBR-25/4-760  8kN腕臂绝缘子FQBR-25/8-760  整体腕臂绝缘子FXB-25/8   铁道合成绝缘子FXBW4-25/120-778  铁道合成绝缘子FQBW4-25/120-738  铁道悬式绝缘子FQXW-25/70-620  铁道悬式绝缘子FQXW-25/70-584   铁道悬式绝缘子FQX-25/120-830铁道悬式绝缘子FQX-25/40-930  隧道中心锚用绝缘子FQX-25/120-888   铁道悬挂定位绝缘子FQO-25/120-785   挂钩型绝缘子FQO-25/120-1380  定位用绝缘子FQO-25/70-826   承力索绝缘子FJW-25/120-738  承力拉紧绝缘子FJW-25/120-680
26:复合干式穿墙套管 FCGW-10/200~100  FCGW-35/630~2500   FCGW-66/630~2000  FCGW-110/630~2000