Varistors

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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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Part #

Varistors 195 VAC

V195SM10
Littelfuse
1: Rp51.552
1.167In Stock

Mfr. Part No.
V195SM10

Mouser Part No
576-V195SM10

Littelfuse

Varistors 195 VAC

Learn More

Datasheet

1.167In Stock

Cut Tape

Rp51.552

Rp35.958

Rp33.757

Rp28.803

Reel

Rp26.969

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

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

Varistors 210 VAC

V210SM10
Littelfuse
1: Rp51.552
197In Stock

Mfr. Part No.
V210SM10

Mouser Part No
576-V210SM10

Littelfuse

Varistors 210 VAC

Learn More

Datasheet

197In Stock

Cut Tape

Rp51.552

Rp35.958

Rp33.757

Rp28.803

Reel

Rp26.969

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

SMD/SMT

15.26 mm x 8.5 mm x 14 mm

210 VAC

270 VDC

330 V

545 V

5 kA

69 J

520 pF

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

Varistors 230 VAC

V230SM10
Littelfuse
1: Rp34.307
519In Stock

Mfr. Part No.
V230SM10

Mouser Part No
576-V230SM10

Littelfuse

Varistors 230 VAC

Learn More

Datasheet

519In Stock

Cut Tape

Rp34.307

Rp25.684

Rp23.299

Rp20.914

Reel

Rp18.126

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

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

Varistors SURFACE MOUNT SM10 VARISTORS

V275SM10
Littelfuse
1: Rp51.736
1.150In Stock
1.200Expected 25/05/2026

Mfr. Part No.
V275SM10

Mouser Part No
576-V275SM10

Littelfuse

Varistors SURFACE MOUNT SM10 VARISTORS

Learn More

Datasheet

1.150In Stock

1.200Expected 25/05/2026

Cut Tape

Rp51.736

Rp36.142

Rp33.940

Rp28.987

Reel

Rp27.152

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

SMD/SMT

15.26 mm x 8.5 mm x 14 mm

275 VAC

350 VDC

430 V

710 V

5 kA

83 J

420 pF

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

Varistors SURFACE MOUNT SM10 VARISTORS

V320SM10
Littelfuse
1: Rp51.736
289In Stock

Mfr. Part No.
V320SM10

Mouser Part No
576-V320SM10

Littelfuse

Varistors SURFACE MOUNT SM10 VARISTORS

Learn More

Datasheet

289In Stock

Cut Tape

Rp51.736

Rp36.142

Rp33.940

Rp28.987

Reel

Rp19.630

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

SMD/SMT

15.26 mm x 8.5 mm x 14 mm

320 VAC

420 VDC

510 V

840 V

5 kA

90 J

260 pF

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

Varistors 440 VAC

V440SM10
Littelfuse
1: Rp51.736
1.138In Stock

Mfr. Part No.
V440SM10

Mouser Part No
576-V440SM10

Littelfuse

Varistors 440 VAC

Learn More

Datasheet

1.138In Stock

Cut Tape

Rp51.736

Rp36.142

Rp33.940

Rp28.987

Reel

Rp27.152

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

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

Varistors 480 VAC

V480SM10
Littelfuse
1: Rp53.387
1.115In Stock

Mfr. Part No.
V480SM10

Mouser Part No
576-V480SM10

Littelfuse

Varistors 480 VAC

Learn More

Datasheet

1.115In Stock

Cut Tape

Rp53.387

Rp37.059

Rp35.041

Rp29.904

Reel

Rp28.069

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

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

Varistors 510 VAC

V510SM10
Littelfuse
1: Rp53.203
1.161In Stock

Mfr. Part No.
V510SM10

Mouser Part No
576-V510SM10

Littelfuse

Varistors 510 VAC

Learn More

Datasheet

1.161In Stock

Cut Tape

Rp53.203

Rp36.875

Rp34.857

Rp29.721

Reel

Rp27.886

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

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

Varistors 550 VAC

V550SM10
Littelfuse
1: Rp53.387
1.144In Stock

Mfr. Part No.
V550SM10

Mouser Part No
576-V550SM10

Littelfuse

Varistors 550 VAC

Learn More

Datasheet

1.144In Stock

Cut Tape

Rp53.387

Rp37.059

Rp35.041

Rp29.904

Reel

Rp28.069

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

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

Varistors 625 VAC

V625SM10
Littelfuse
1: Rp53.203
690In Stock

Mfr. Part No.
V625SM10

Mouser Part No
576-V625SM10

Littelfuse

Varistors 625 VAC

Learn More

Datasheet

690In Stock

Cut Tape

Rp53.203

Rp36.875

Rp34.857

Rp29.721

Reel

Rp27.886

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SM10

Varistors

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP320EL2T7
Littelfuse
1: Rp50.085
1.440In Stock

Mfr. Part No.
TMOV14RP320EL2T7

Mouser Part No
576-TMOV14RP320EL2T7

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

1.440In Stock

Cut Tape

Rp50.085

Rp34.124

Rp32.106

Rp27.336

Reel

Rp22.566

View

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP420E
Littelfuse
1: Rp49.901
2.594In Stock

Mfr. Part No.
TMOV14RP420E

Mouser Part No
576-TMOV14RP420E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

2.594In Stock

Rp49.901

Rp34.674

Rp32.656

Rp27.886

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP130E
Littelfuse
1: Rp56.139
1.384In Stock

Mfr. Part No.
TMOV20RP130E

Mouser Part No
576-TMOV20RP130E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

Product Comments

1.384In Stock

Rp56.139

Rp39.077

Rp36.875

Rp31.372

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP130M
Littelfuse
1: Rp57.606
6.046In Stock

Mfr. Part No.
TMOV20RP130M

Mouser Part No
576-TMOV20RP130M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

6.046In Stock

Rp57.606

Rp41.462

Rp39.077

Rp33.206

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP150E
Littelfuse
1: Rp56.139
4.170In Stock

Mfr. Part No.
TMOV20RP150E

Mouser Part No
576-TMOV20RP150E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

4.170In Stock

Rp56.139

Rp39.077

Rp36.875

Rp31.372

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP150M
Littelfuse
1: Rp50.452
6.773In Stock

Mfr. Part No.
TMOV20RP150M

Mouser Part No
576-TMOV20RP150M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

6.773In Stock

Rp50.452

Rp37.059

Rp35.041

Rp30.821

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP275E
Littelfuse
1: Rp48.984
5.720In Stock

Mfr. Part No.
TMOV20RP275E

Mouser Part No
576-TMOV20RP275E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

5.720In Stock

Rp48.984

Rp30.454

Rp28.436

Rp24.767

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP300E
Littelfuse
1: Rp56.322
1.385In Stock
1.500Expected 20/04/2026

Mfr. Part No.
TMOV20RP300E

Mouser Part No
576-TMOV20RP300E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

1.385In Stock

1.500Expected 20/04/2026

Rp56.322

Rp31.005

Rp29.170

Rp25.684

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP320E
Littelfuse
1: Rp35.408
1.431In Stock

Mfr. Part No.
TMOV20RP320E

Mouser Part No
576-TMOV20RP320E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

1.431In Stock

Rp35.408

Rp26.235

Rp24.033

Rp21.465

View

Min.: 1
Mult.: 1

TMOV

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP385E
Littelfuse
1: Rp51.369
1.630In Stock

Mfr. Part No.
TMOV20RP385E

Mouser Part No
576-TMOV20RP385E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

1.630In Stock

Rp51.369

Rp37.059

Rp34.857

Rp29.904

View

Min.: 1
Mult.: 1

TMOV

MOVs

PCB Mount

Radial

385 VAC

505 VDC

682 V

1.025 kV

20 mm

10 kA

300 J

700 pF

- 55 C

+ 85 C

Bulk

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP575E
Littelfuse
1: Rp59.625
1.165In Stock

Mfr. Part No.
TMOV20RP575E

Mouser Part No
576-TMOV20RP575E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

1.165In Stock

Rp59.625

Rp35.408

Rp34.307

Rp32.289

View

Min.: 1
Mult.: 1

TMOV

MOVs

PCB Mount

Radial

575 VAC

1.568 kV

20 mm

10 kA

275 pF

- 55 C

+ 85 C

Bulk

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP750E
Littelfuse
1: Rp56.506
1.195In Stock
1.200Expected 08/06/2026

Mfr. Part No.
TMOV20RP750E

Mouser Part No
576-TMOV20RP750E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

1.195In Stock

1.200Expected 08/06/2026

Rp56.506

Rp41.095

Rp36.509

Rp34.490

View

Min.: 1
Mult.: 1

TMOV

MOVs

PCB Mount

Radial

625 VAC

825 VDC

1 kV

1.98 kV

20 mm

10 kA

480 J

175 pF

- 55 C

+ 85 C

Bulk

Varistors 150V 20KA SQ 25MM 25S ROHS / LEAD FREE

TMOV25SP150M
Littelfuse
1: Rp80.722
770In Stock

Mfr. Part No.
TMOV25SP150M

Mouser Part No
576-TMOV25SP150M

Littelfuse

Varistors 150V 20KA SQ 25MM 25S ROHS / LEAD FREE

Learn More

Datasheet

770In Stock

Rp80.722

Rp56.689

Rp52.470

Min.: 1
Mult.: 1

TMOV

MOVs

PCB Mount

Radial

150 VAC

200 VDC

216 V

390 V

25 mm

20 kA

220 J

2300 pF

- 55 C

+ 85 C

Bulk

Varistors 300V 20KA SQ 25MM PB FREE 25S

TMOV25SP300M
Littelfuse
1: Rp85.859
800In Stock

Mfr. Part No.
TMOV25SP300M

Mouser Part No
576-TMOV25SP300M

Littelfuse

Varistors 300V 20KA SQ 25MM PB FREE 25S

Learn More

Datasheet

800In Stock

Rp85.859

Rp60.358

Rp54.855

Min.: 1
Mult.: 1

TMOV

MOVs

PCB Mount

Radial

300 VAC

385 VDC

517 V

765 V

25 mm

20 kA

370 J

1150 pF

- 55 C

+ 85 C

Bulk

Varistors 550V 20KA SQ 25MM 25S ROHS/PB FREE

TMOV25SP550M
Littelfuse
1: Rp98.701
506In Stock

Mfr. Part No.
TMOV25SP550M

Mouser Part No
576-TMOV25SP550M

Littelfuse

Varistors 550V 20KA SQ 25MM 25S ROHS/PB FREE

Learn More

Datasheet

506In Stock

Rp98.701

Rp75.769

Rp65.495

Min.: 1
Mult.: 1

TMOV

MOVs

PCB Mount

Radial

550 VAC

745 VDC

1.001 kV

1.475 kV

25 mm

20 kA

550 J

630 pF

- 55 C

+ 85 C

Bulk

Varistors

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Company

Resources

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25S
34S
AUML
AUMOV
BA
BB
CA
CH
C-III
DA
DB
DHB34
HA
HB34
HC
HF34
HG34
HMOV
HXR
iTMOV

2.5 VAC
4 VAC
6 VAC
6.5 VAC
9 VAC
10 VAC
11 VAC
13 VAC
14 VAC
17 VAC
18 VAC
20 VAC
21 VAC
22 VAC
23 VAC
25 VAC
26 VAC
27 VAC
30 VAC
32 VAC

3.5 VDC
4 VDC
5 VDC
5.5 VDC
8 VDC
9 VDC
12 VDC
13 VDC
14 VDC
15 VDC
16 VDC
18 VDC
19 VDC
20 VDC
22 VDC
23 VDC
24 VDC
25 VDC
26 VDC
27 VDC

6 V to 11 V
7 V
7.1 V
9 V to 16 V
9.3 V
11 V
14 V
14.4 V to 21.6 V
15.9 V
16 V
16 V to 22 V
18 V
18.7 V to 26 V
19.2 V to 26 V
19.8 V
19.8 V to 24.2 V
20.3 V
21.5 V
22 V
23 V

13 V
17.5 V
19 V
20 V
22 V
25.5 V
26 V
28 V
29 V
30 V
32 V
34 V
34.5 V
35 V
36 V
37 V
38 V
39 V
40 V
42 V

3 mm
5 mm
7 mm
8 mm
9 mm
10 mm
11.45 mm
12 mm
12.5 mm
14 mm
16 mm
17 mm
19.7 mm
20 mm
20.5 mm
22 mm
23 mm
25 mm
26 mm
32 mm

1 A
1.5 A
2 A
2.5 A
4 A
5 A
10 A
20 A
25 A
30 A
40 A
50 A
60 A
75 A
100 A
120 A
125 A
150 A
180 A
200 A

0.005 J
5 mJ
0.01 J
10 mJ
0.015 J
0.02 J
20 mJ
0.05 J
50 mJ
0.09 J
0.1 J
100 mJ
100 mJ to 52 J
110 mJ
130 mJ
140 mJ
150 mJ
160 mJ
0.17 J
170 mJ

3 pF
11 pF
12 pF
14 pF
17 pF
21 pF
22 pF
27 pF
30 pF
31 pF
32 pF
33 pF
35 pF
40 pF
45 pF
47 pF
50 pF
55 pF
60 pF
64 pF