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: 5,475
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Description Datasheet Availability Pricing (USD) 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
Max Surge Current
Surge Energy Rating
Capacitance
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
2,730In Stock
13,500Expected 2026/12/07
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
4,457In Stock
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
10,630In Stock
10,000Expected 2027/01/28
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 320 VAC 420 VDC 561 V 840 V 14 mm 6 kA 136 J 380 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 14MM
Datasheet
1,373In Stock
6,000Expected 2026/10/06
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 420 VAC 560 VDC 748 V 1.12 kV 14 mm 6 kA 160 J 300 pF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
1,389In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 125 VAC 150 VDC 198 V 300 V 20 mm 10 kA 52 J 2.4 nF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
4,994In Stock
4,800Expected 2026/11/04
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 130 VAC 170 VDC 225.5 V 340 V 20 mm 10 kA 100 J 1.9 nF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
1,672In Stock
6,400On Order
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 150 VAC 200 VDC 264 V 395 V 20 mm 10 kA 120 J 1.6 nF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
1,924In Stock
Min.: 1
Mult.: 1

iTMOV MOVs PCB Mount Radial 175 VAC 225 VDC 297 V 455 V 20 mm 10 kA 135 J 1.4 nF - 55 C + 85 C Bulk
Littelfuse Varistors THERMALLY PROTECTED VARISTOR 20MM
Datasheet
2,573In Stock
2,100Expected 2026/10/27
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
1,947In 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
3,461In Stock
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
3,643In 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
2,261In 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
2,040In Stock
Min.: 1
Mult.: 1
: 300

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 Reel, Cut Tape
Littelfuse Varistors 275V 20KA SQ 25MM PB FREE 25S
Datasheet
1,012In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 275 VAC 350 VDC 387 V 700 V 25 mm 20 kA 350 J 1.25 nF - 55 C + 85 C Bulk
Littelfuse Varistors 320V 20kASQ 25MM PB FREE 25S
Datasheet
549In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 320 VAC 420 VDC 561 V 825 V 25 mm 20 kA 490 J 1.08 nF - 55 C + 85 C Bulk
Littelfuse Varistors 320V 20KA SQ 25MM 25S ROHS/PB FREE
Datasheet
785In Stock
Min.: 1
Mult.: 1

TMOV MOVs PCB Mount Radial 320 VAC 420 VDC 561 V 825 V 25 mm 20 kA 390 J 1.08 nF - 55 C + 85 C Bulk
Littelfuse Varistors 42VDC .01J 110V-CLAMP 1A-PK
Datasheet
60,574In 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
15,119In 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 9v 22pF 0603
Datasheet
20,536In 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 1000V 250pF
Datasheet
2,283In Stock
2,600Expected 2026/12/08
Min.: 1
Mult.: 1

LA MOVs PCB Mount Radial 1 kVAC 1.2 kVDC 1.6 kV 2.42 kV 20 mm 6.5 kA 360 J 250 pF - 55 C + 85 C Bulk
Littelfuse Varistors 60 VAC 20J 175V-CL 4500A
Datasheet
9,437In Stock
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 2 nF - 55 C + 85 C Bulk
Littelfuse Varistors 14V 10mm Epoxy AEC-Q200 AUMOV
Datasheet
11,877In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 14 VAC 16 VDC 22 V 43 V 9 mm 5 A 5 J 4.65 nF - 40 C + 85 C AEC-Q100 Bulk