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 (EUR) 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
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Packaging
Littelfuse Varistors SURFACE MOUNT SM7 VARISTORS
Datasheet
985In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 600

SM7 MOVs PCB Mount SMD/SMT 420 VAC 560 VDC 748 V 1.12 kV 1.2 kA 30 J 55 pF - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
559In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 125 VAC 150 VDC 198 V 300 V 14 mm 6 kA 35 J 1100 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
650In Stock
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 200 VAC 530 V 14 mm 6 kA 630 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
1.334In Stock
4.200Expected 13/04/2026
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 250 VAC 320 VDC 429 V 650 V 14 mm 6 kA 100 J 500 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
41In Stock
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 250 VAC 320 VDC 429 V 650 V 14 mm 6 kA 100 J 500 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
930In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 275 VAC 350 VDC 473 V 710 V 14 mm 6 kA 110 J 450 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
784In Stock
3.000On Order
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
1.055In Stock
Min.: 1
Mult.: 1
Reel: 400

TMOV MOVs PCB Mount Radial 300 VAC 470 VDC 517 V 775 V 14 mm 6 kA 125 J 400 pF - 55 C + 85 C Reel, Cut Tape
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
626In Stock
1.500Expected 06/04/2026
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
186In Stock
1.500Expected 10/04/2026
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 300 VAC 385 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
1.440In Stock
Min.: 1
Mult.: 1
Reel: 400

TMOV MOVs PCB Mount Radial 320 VAC 510 VDC 561 V 840 V 14 mm 6 kA 136 J 380 pF - 55 C + 85 C Reel, Cut Tape
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
509In 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 14MM
Datasheet
245In Stock
1.200Expected 16/06/2026
Min.: 1
Mult.: 1
Reel: 400

TMOV MOVs PCB Mount Radial 385 VAC 620 VDC 682 V 1.025 kV 14 mm 6 kA 150 J 360 pF - 55 C + 85 C Reel, Cut Tape
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
603In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 125 VAC 150 VDC 198 V 300 V 20 mm 10 kA 52 J 2400 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
854In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 140 VAC 180 VDC 242 V 360 V 20 mm 10 kA 110 J 1750 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
942In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 175 VAC 225 VDC 297 V 455 V 20 mm 10 kA 135 J 1400 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
828In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 200 VAC 344 VDC 344 V 530 V 20 mm 10 kA 154 J 1250 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
1.123In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 250 VAC 320 VDC 429 V 650 V 20 mm 10 kA 170 J 1000 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
1.066In Stock
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 250 VAC 320 VDC 429 V 650 V 20 mm 10 kA 170 J 1000 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
19In Stock
1.200Expected 12/05/2026
Min.: 1
Mult.: 1
Reel: 300

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 Reel, Cut Tape
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
894In Stock
4.500On Order
Min.: 1
Mult.: 1

iTMOV 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
26In Stock
1.200Expected 03/06/2026
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 510 VAC 902 VDC 902 V 1.355 kV 20 mm 10 kA 325 J 350 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
428In Stock
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 510 VAC 670 VDC 670 V 1.355 kV 20 mm 10 kA 325 J 350 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
1.039In Stock
1.200Expected 06/05/2026
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 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