Metal-Oxide Varistor (MOV) 20VAC 26VDC Clamping: 33V 250A 8/20µs 500mW 1,7J Ø15mm. Cross Reference: 14D330 S07K20 S10K20 S14K20 V33ZA1P VAR7-20 TVL1 TVL-I Sanken Original.