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 (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 275V 250A 50pF 13 Inch Reel
Datasheet
20,956In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

CH MOVs PCB Mount SMD/SMT 3220 (8552 metric) 275 VAC 369 VDC 430 V 710 V 250 A 8 J 80 pF - 55 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 48V 250A 520pF
Datasheet
21,207In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

MLA MLVs PCB Mount SMD/SMT 1210 (3225 metric) 40 VAC 48 VDC 66.5 V 105 V 250 A 1.2 J 520 pF - 55 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 130 VAC 340V-CL
Datasheet
535In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 130 VAC 170 VDC 205 V 340 V 5 kA 48 J 600 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 150 VAC 395V-CL
Datasheet
734In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 150 VAC 200 VDC 240 V 395 V 5 kA 53 J 580 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 175 VAC
Datasheet
949In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 175 VAC 225 VDC 270 V 455 V 5 kA 60 J 560 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 195 VAC
Datasheet
1,157In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 195 VAC 250 VDC 300 V 495 V 5 kA 65 J 540 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 230 VAC
Datasheet
499In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 230 VAC 300 VDC 360 V 595 V 5 kA 75 J 500 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 18VAC 26VDC 3200pF AEC-Q200
Datasheet
677In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

MLA1812NR Automotive Multilayer Varistors SMD/SMT SMD/SMT 1812 (4532 metric) 18 VAC 26 VDC 31 V to 38 V 62 V 800 A 3200 pF - 40 C + 125 C AEC-Q200 Reel, Cut Tape, MouseReel
Littelfuse Varistors 420 VAC
Datasheet
137In Stock
2,400On Order
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 420 VAC 560 VDC 680 V 1.12 kV 5 kA 105 J 190 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 440 VAC
Datasheet
888In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 440 VAC 585 VDC 710 V 1.18 kV 5 kA 107 J 185 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 480 VAC
Datasheet
1,055In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

SM10 Varistors SMD/SMT SMD/SMT 15.26 mm x 8.5 mm x 14 mm 480 VAC 640 VDC 780 V 1.28 kV 5 kA 84 J 175 pF - 40 C + 125 C Reel, Cut Tape, MouseReel
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
8,375In 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
Product Comments
1,292In Stock
Min.: 1
Mult.: 1

TMOV 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
6,764In 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
3,901In Stock
4,000On Order
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
2,324In Stock
Min.: 1
Mult.: 1

iTMOV 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
2,969In Stock
2,100Expected 12/31/2026
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
2,076In 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