ZA Varistors

Littelfuse ZA Varistors are radial leaded varistors (MOVs) designed for use in the protection of low and medium-voltage circuits and systems. Littelfuse ZA is available in 5mm, 7mm, 10mm, 14mm, and 20mm sizes and feature a 5.5VDC to 615VDC voltage range.

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Qty. RoHS ECAD Model Series
Product
Mounting Style
Termination Style
Voltage Rating AC
Voltage Rating DC
Varistor Voltage
Clamping Voltage
Diameter
Peak Surge Current
Surge Energy Rating
Capacitance
Minimum Operating Temperature
Maximum Operating Temperature
Packaging
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE
Datasheet
1’243In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 125 VAC 153 VDC 198 V 300 V 20 mm 6.5 kA 52 J 2.4 nF - 55 C + 85 C Bulk
Littelfuse Varistors RADIAL VARISTOR 10MM ROHS / LEAD FREE
Datasheet
1’938In Stock
10’000On Order
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 125 VAC 153 VDC 162 V to 198 V 300 V 10 mm 1.5 kA 18 J 500 pF - 55 C + 85 C Bulk
Littelfuse Varistors 10 VAC .8J 36V-CL 250A-P
Datasheet
3’012In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 10 VAC 14 VDC 14.4 V to 21.6 V 36 V 7 mm 250 A 800 mJ 2 nF - 55 C + 85 C Bulk
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE
Datasheet
1’150In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 10 VAC 14 VDC 19.8 V 37 V 20 mm 2 kA 10 J 22 nF - 55 C + 85 C Bulk
Littelfuse Varistors 10 VAC 3.5J 36V-CL 1KA-PK
Datasheet
2’348In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 10 VAC 14 VDC 14.4 V to 21.6 V 36 V 14 mm 1 kA 3.5 J 11 nF - 55 C + 85 C Bulk
Littelfuse Varistors 10 VAC 80J 37V-CL 2KA-PK
Datasheet
1’565In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 10 VAC 14 VDC 14.4 V to 21.6 V 37 V 20 mm 2 kA 80 J 22 nF - 55 C + 85 C Bulk
Littelfuse Varistors 140 VAC 6J 360V-CL 400A-PK
Datasheet
633In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 140 VAC 180 VDC 198 V to 253 V 360 V 5 mm 400 A 6 J 90 pF - 55 C + 85 C Bulk
Littelfuse Varistors 14 VAC .2J 43V-CL 40KA-PK
Datasheet
7’644In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 14 VAC 18 VDC 18.7 V to 26 V 51 V 5 mm 400 A 200 mJ 400 pF - 55 C + 85 C Bulk
Littelfuse Varistors 14 VAC .9J 43V-CL 250A-P
Datasheet
5’573In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 14 VAC 18 VDC 18.7 V to 26 V 47 V 7 mm 150 A 900 mJ 1.6 nF - 55 C + 85 C Bulk
Littelfuse Varistors 14 VAC 2J 43V-CL 500A-PK
Datasheet
3’185In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 14 VAC 18 VDC 19.8 V to 24.2 V 43 V 10 mm 500 A 2 J 4 nF - 55 C + 85 C Bulk
Littelfuse Varistors 14 VAC 4J 43V-CL 1KA-PK
Datasheet
2’717In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 14 VAC 18 VDC 18.7 V to 26 V 43 V 14 mm 1 kA 4 J 9 nF - 55 C + 85 C Bulk
Littelfuse Varistors 14V 250A 1600pF
Datasheet
Product Comments
5’135In Stock
Min.: 1
Mult.: 1
: 1’000

ZA MOVs PCB Mount Radial 14 VAC 18 VDC 24.2 V 43 V 7 mm 250 A 900 mJ 1.6 nF - 55 C + 85 C Reel, Cut Tape
Littelfuse Varistors 14V 2000A 18000pF
Datasheet
1’506In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 14 VAC 18 VDC 25.3 V 43 V 20 mm 2 kA 50 J 18 nF - 55 C + 85 C Bulk
Littelfuse Varistors RADIAL VARISTOR 5MM ROHS / LEAD FREE
Datasheet
2’179In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 17 VAC 22 VDC 23 V to 31.1 V 59 V 5 mm 100 A 250 mJ 300 pF - 55 C + 85 C Bulk
Littelfuse Varistors 17 VAC 1J 53V-CL 2.5A-PK
Datasheet
8’468In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 17 VAC 22 VDC 29.7 V 57 V 7 mm 250 A 1 J 1.3 nF - 55 C + 85 C Bulk
Littelfuse Varistors 17 VAC 2.5J 53V-CL 500A-P
Datasheet
2’943In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 17 VAC 22 VDC 29.7 V 53 V 10 mm 500 A 2.5 J 3 nF - 55 C + 85 C Bulk
Littelfuse Varistors 17 VAC 120J 50V-CL 2KA-PK
Datasheet
1’973In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 17 VAC 22 VDC 29.7 V 50 V 20 mm 1.5 kA 60 J 15 nF - 55 C + 85 C Bulk
Littelfuse Varistors 20 VAC .3J 2165-CL 100A-
Datasheet
5’031In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 20 VAC 26 VDC 36.3 V 67 V 5 mm 100 A 300 mJ 790 pF - 55 C + 85 C Bulk
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE
Datasheet
1’485In Stock
Min.: 1
Mult.: 1
ZA MOVs PCB Mount Radial 20 VAC 26 VDC 36.3 V 65 V 20 mm 2 kA 18 J 13 nF - 55 C + 85 C Bulk
Littelfuse Varistors 20 VAC 3J 65V-CL 500A-PK
Datasheet
989In Stock
5’000Expected 12/3/2026
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 20 VAC 26 VDC 36.3 V 64 V 10 mm 500 A 3 J 3.495 nF - 55 C + 85 C Bulk
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE
Datasheet
1’337In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 21 VAC 27 VDC 36.5 V 58 V 20 mm 2 A 150 J 13 nF - 55 C + 85 C Bulk
Littelfuse Varistors 20V 250A 1100pF
Datasheet
Product Comments
1’643In Stock
Min.: 1
Mult.: 1
: 1’000

ZA MOVs PCB Mount Radial 20 VAC 26 VDC 36.3 V 65 V 7 mm 250 A 1.2 J 1.1 nF - 55 C + 85 C Reel, Cut Tape
Littelfuse Varistors 20MM Radial
Datasheet
400In Stock
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 23 VAC 31 VDC 39.6 V 63 V 20 mm 2 kA 100 J 12 nF - 55 C + 85 C Bulk
Littelfuse Varistors 23V 2000A 12000pF
Datasheet
543In Stock
Min.: 1
Mult.: 1
: 500

ZA MOVs PCB Mount Radial 23 VAC 31 VDC 39.6 V 63 V 20 mm 2 kA 80 J 12 nF - 55 C + 85 C Reel, Cut Tape
Littelfuse Varistors 25 VAC .3J 79V-CL 100A-P
Datasheet
2’134In Stock
4’500Expected 11/20/2026
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 25 VAC 31 VDC 42.9 V 79 V 5 mm 100 A 300 mJ 220 pF - 55 C + 85 C Bulk