S20 series: round varistor 20mm
S14 series: round varistor 14mm
S14系列：汽车电子用料14mm
S10 series: round varistor 10mm
S07 series: automotive electronic materials 7mm
S07 series: round pressure sensitive 7mm
S05系列：圆形压敏5mm
Q20 series: square pressure sensitive 20mm
Q14 series: square pressure sensitive 14mm