UL/CUL美式插头插座，电源线，延长线

SJT/SJTO/SJTOO/SJTW/SJT0W/SJTOOW/SJ/SJO/SJOO/SJW/SJOW/SJOOW/ST/STO/STOO/STW/STOW/STOOW/S/SO/SOO/SW/SOW/SOOW/SJE/SJEO/SJEOO/SJEW/SJEOW/SJEOOW/SE/SEO/SEOO/SEW/SEOW/SEOOW. Etc 

2芯线：18/2-16/2-14/2-12/2-10/2-8/2-6/2

3芯线：18/3-16/3-14/3-12/3-10/3-8/3-6/3

4芯线：18/4-16/4-14/4-12/4-10/4-8/4-6/4

5芯线：18/6-16/5-14/5-12/5-10/5-8/5-6/