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.

Results: 5,463
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Description Datasheet Availability Pricing (JPY) 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 510 VAC
Datasheet
1,126In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 510 VAC 670 VDC 820 V 1.35 kV 5 kA 86 J 170 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 550 VAC
Datasheet
1,112In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 550 VAC 720 VDC 910 V 1.5 kV 5 kA 88 J 165 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 625 VAC
Datasheet
491In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 625 VAC 720 VDC 1 kV 1.65 kV 5 kA 90 J 160 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
8,348In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 300 VAC 517 VDC 517 V 775 V 14 mm 6 kA 125 J 400 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
2,002In Stock
2,500Expected 9/28/2026
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 300 VAC 517 VDC 517 V 775 V 14 mm 6 kA 125 J 400 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
1,490In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 385 VAC 505 VDC 682 V 1.025 kV 14 mm 6 kA 150 J 360 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
4,514In Stock
2,400Expected 9/2/2026
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 130 VAC 170 VDC 225.5 V 340 V 20 mm 10 kA 100 J 1900 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
4,076In Stock
3,200Expected 10/12/2026
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 150 VAC 200 VDC 264 V 395 V 20 mm 10 kA 120 J 1600 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
4,888In Stock
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 150 VAC 200 VDC 264 V 395 V 20 mm 10 kA 120 J 1600 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
2,949In Stock
2,100Expected 11/23/2026
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 275 VAC 350 VDC 473 V 710 V 20 mm 10 kA 190 J 900 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
2,134In Stock
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 275 VAC 350 VDC 473 V 710 V 20 mm 10 kA 190 J 900 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
2,066In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 300 VAC 385 VDC 517 V 775 V 20 mm 10 kA 250 J 800 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
3,668In Stock
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 320 VAC 561 VDC 561 V 840 V 20 mm 10 kA 372 J 750 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
2,291In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 460 VAC 610 VDC 825 V 1.24 kV 20 mm 10 kA 360 J 200 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
1,790In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 550 VAC 715 VDC 1.001 kV 1.5 kV 20 mm 10 kA 360 J 300 pF - 55 C + 85 C Bulk
Littelfuse Varistors 320V 20kASQ 25MM PB FREE 25S
Datasheet
597In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 320 VAC 420 VDC 561 V 825 V 25 mm 20 kA 490 J 1080 pF - 55 C + 85 C Bulk
Littelfuse Varistors 42VDC .01J 110V-CLAMP 1A-PK
Datasheet
62,674In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 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 18VDC .02J 55V@1A
Datasheet
15,213In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

MHS MOVs PCB Mount SMD/SMT 0402 (1005 metric) 14 VAC 18 VDC 55 V 55 V 0.01 J 12 pF - 55 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors RADIAL VARISTOR 05MM ROHS/LEAD FREE
Datasheet
10,998In Stock
Min.: 1
Mult.: 1
: 1,000

LV UltraMOV MOVs PCB Mount Radial 40 VAC 56 VDC 68 V 135 V 7 mm 500 A 5 J 500 pF - 40 C + 85 C Reel, Cut Tape
Littelfuse Varistors 40V 5mm Epoxy UltraMOV
Datasheet
10,000In Stock
Min.: 1
Mult.: 1
: 1,000

LV UltraMOV MOVs PCB Mount Radial 40 VAC 56 VDC 68 V 135 V 5 mm 500 A 5 J 500 pF Reel, Cut Tape
Littelfuse Varistors 135V 3pF
Datasheet
16,436In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

MHS MOVs PCB Mount SMD/SMT 0603 (1608 metric) 30 VAC 42 VDC 135 V 10 mJ 3 pF - 55 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 9v 22pF 0603
Datasheet
26,986In Stock
35,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 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 60 VAC 20J 175V-CL 4500A
Datasheet
7,342In Stock
2,100Expected 8/6/2026
Min.: 1
Mult.: 1

ZA MOVs PCB Mount Radial 60 VAC 81 VDC 90 V to 110 V 175 V 14 mm 1.5 kA 20 J 2000 pF - 55 C + 85 C Bulk
Littelfuse Varistors 14V 10mm Epoxy AEC-Q200 AUMOV
Datasheet
7,877In Stock
6,000Expected 9/21/2026
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 14 VAC 16 VDC 22 V 43 V 9 mm 5 A 5 J 4650 pF - 40 C + 85 C AEC-Q100 Bulk
Littelfuse Varistors 30V 10mm Phenolic AEC-Q200 AUMOV
Datasheet
6,300In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 30 VAC 34 VDC 47 V 93 V 17 mm 5 A 15.5 J 2550 pF - 40 C + 125 C AEC-Q100 Bulk