Varistors

Littelfuse Varistors are protective devices that offer several important features, such as overvoltage protection, peak current ratings from 20A to 70,000A, and peak energy ratings from 0.01J to 10,000J. The mounting options serve a wide range of applications. Littelfuse Varistors also offer many form factor and protection ranges, rugged cost-effective protection, thermal protection options, and RoHS compliance.

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Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Product
Mounting Style
Termination Style
Package/Case
Voltage Rating AC
Voltage Rating DC
Varistor Voltage
Clamping Voltage
Diameter
Peak Surge Current
Surge Energy Rating
Capacitance
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
744In Stock
1.200Expected 13/04/2026
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 625 VAC 1.1 kVDC 1.1 kV 1.65 kV 20 mm 10 kA 400 J 250 pF - 55 C + 85 C Bulk
Littelfuse Varistors 115V 20KA SQ 25MM PB FREE 25S
Datasheet
126In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 125 VAC 150 VDC 198 V 295 V 25 mm 20 kA 170 J 3200 pF - 55 C + 85 C Bulk
Littelfuse Varistors 42VDC .01J 110V-CLAMP 1A-PK
Datasheet
27.746Expected 13/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 10.000

MHS MOVs PCB Mount SMD/SMT 0402 (1005 metric) 30 VAC 42 VDC 135 V 135 V 5 mJ 3 pF - 55 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 11V 5mm Epoxy UltraMOV
Datasheet
2.973In Stock
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 11 VAC 14 VDC 18 V 36 V 5 mm 500 A 800 mJ 1300 pF - 40 C + 85 C Bulk
Littelfuse Varistors 30V 5mm Epoxy UltraMOV
Datasheet
4.367In Stock
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 30 VAC 38 VDC 47 V 93 V 5 mm 500 A 3.1 J 650 pF - 40 C + 85 C Bulk
Littelfuse Varistors 35V 5mm Epoxy UltraMOV
Datasheet
502In Stock
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 35 VAC 45 VDC 56 V 93 V 5 mm 500 A 4 J 550 pF - 40 C + 85 C Bulk
Littelfuse Varistors 40V 5mm Epoxy UltraMOV
Datasheet
24In Stock
4.500Expected 12/05/2026
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 40 VAC 56 VDC 68 V 135 V 5 mm 500 A 5 J 500 pF - 40 C + 85 C Bulk
Littelfuse Varistors 50V 5mm Epoxy UltraMOV
Datasheet
1.915In Stock
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 50 VAC 68 VDC 82 V 135 V 5 mm 800 A 5 J 350 pF - 40 C + 85 C Bulk
Littelfuse Varistors 25V 5mm Phenolic AEC-Q200 AUMOV
Datasheet
3.330In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 25 VAC 28 VDC 39 V 77 V 12.5 mm 1 A 2.5 J 750 pF - 40 C + 125 C AEC-Q100 Bulk
Littelfuse Varistors 55V 12pF
Datasheet
4.591In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MHS MOVs PCB Mount SMD/SMT 0603 (1608 metric) 14 VAC 18 VDC 55 V 0.015 J 12 pF - 55 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors MULTI-LAYER VARISTOR SURFACE MOUNT
Datasheet
719In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

MHS MOVs PCB Mount SMD/SMT 0603 (1608 metric) 14 VAC 18 VDC 55 V 0.015 J 12 pF - 55 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 9v 22pF 0603
Datasheet
1.504In Stock
7.500Expected 03/06/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MHS MOVs PCB Mount SMD/SMT 0603 (1608 metric) 6.5 VAC 9 VDC 30 V 1 A 0.015 J 22 pF - 55 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors MULTI-LAYER VARISTOR SURFACE MOUNT
Datasheet
5.760In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

MHS MOVs PCB Mount SMD/SMT 0603 (1608 metric) 6.5 VAC 9 VDC 30 V 0.015 J 22 pF - 55 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 130V 7mm Epoxy UltraMOV
Datasheet
4.222In Stock
Min.: 1
Mult.: 1

UltraMOV MOVs PCB Mount Radial 130 VAC 170 VDC 184 V to 226 V 340 V 7 mm 1.75 kA 12.5 J 180 pF - 55 C + 85 C Bulk
Littelfuse Varistors 150V 7mm Epoxy UltraMOV
Datasheet
3.005In Stock
Min.: 1
Mult.: 1

UltraMOV MOVs PCB Mount Radial 150 VAC 200 VDC 216 V to 264 V 395 V 7 mm 1.75 kA 15 J 150 pF - 55 C + 85 C Bulk
Littelfuse Varistors 175V 7mm Epoxy UltraMOV
Datasheet
3.003In Stock
Min.: 1
Mult.: 1

UltraMOV MOVs PCB Mount Radial 175 VAC 225 VDC 243 V to 297 V 455 V 7 mm 1.75 kA 17 J 130 pF - 55 C + 85 C Bulk
Littelfuse Varistors 250V 7mm Epoxy UltraMOV
Datasheet
3.069In Stock
Min.: 1
Mult.: 1

UltraMOV MOVs PCB Mount Radial 250 VAC 320 VDC 351 V to 429 V 650 V 7 mm 1.75 kA 25 J 90 pF - 55 C + 85 C Bulk
Littelfuse Varistors 25V 7mm Epoxy UltraMOV
Datasheet
1.275In Stock
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 25 VAC 31 VDC 39 V 77 V 7 mm 1 kA 5.5 J 1500 pF - 40 C + 85 C Bulk
Littelfuse Varistors 275V 7mm Epoxy UltraMOV
Datasheet
7.507In Stock
Min.: 1
Mult.: 1

UltraMOV MOVs PCB Mount Radial 275 VAC 350 VDC 475 V 710 V 7 mm 1.75 kA 28 J 80 pF - 55 C + 85 C Bulk
Littelfuse Varistors 30V 7mm Epoxy UltraMOV
Datasheet
2.522In Stock
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 30 VAC 38 VDC 47 V 93 V 7 mm 1 kA 7 J 1350 pF - 40 C + 85 C Bulk
Littelfuse Varistors 35V 7mm Epoxy UltraMOV
Datasheet
394In Stock
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 35 VAC 45 VDC 56 V 110 V 7 mm 1 kA 9 J 1200 pF - 40 C + 85 C Bulk
Littelfuse Varistors 60V 7mm Epoxy UltraMOV
Datasheet
3.885In Stock
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 60 VAC 85 VDC 100 V 165 V 7 mm 1.75 kA 12 J 700 pF - 40 C + 85 C Bulk
Littelfuse Varistors 95V 7mm Epoxy UltraMOV
Datasheet
1.711In Stock
Min.: 1
Mult.: 1

LV UltraMOV MOVs PCB Mount Radial 95 VAC 125 VDC 150 V 250 V 7 mm 1.75 kA 18 J 520 pF - 40 C + 85 C Bulk
Littelfuse Varistors RADIAL VARISTOR 07MM ROHS/LEAD FREE
Datasheet
2.222In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 23 VAC 28 VDC 36 V 71 V 9 mm 800 A 5 J 1500 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors 30V 7mm Phenolic AEC-Q200 AUMOV
Datasheet
1.180In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 30 VAC 34 VDC 47 V 93 V 17 mm 2.5 A 7 J 1350 pF - 40 C + 125 C AEC-Q100 Bulk