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 THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP175E
Littelfuse
1: $1.65
691In Stock

Mfr. Part No.
TMOV14RP175E

Mouser Part No
576-TMOV14RP175E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

691In Stock

$1.65

$1.22

$1.11

$0.983

$0.951

Min.: 1
Mult.: 1

TMOV

MOVs

PCB Mount

Radial

175 VAC

225 VDC

297 V

455 V

14 mm

6 kA

70 J

700 pF

- 55 C

+ 85 C

Bulk

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP200M
Littelfuse
1: $2.75
650In Stock

Mfr. Part No.
TMOV14RP200M

Mouser Part No
576-TMOV14RP200M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

650In Stock

$2.75

$1.91

$1.81

$1.54

View

Min.: 1
Mult.: 1

iTMOV

MOVs

PCB Mount

Radial

200 VAC

530 V

14 mm

6 kA

630 pF

- 55 C

+ 85 C

Bulk

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP250E
Littelfuse
1: $1.53
1,334In Stock
4,200Expected 13/04/2026

Mfr. Part No.
TMOV14RP250E

Mouser Part No
576-TMOV14RP250E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

1,334In Stock

4,200Expected 13/04/2026

$1.53

$1.12

$1.06

$0.983

$0.951

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP250M
Littelfuse
1: $1.75
41In Stock

Mfr. Part No.
TMOV14RP250M

Mouser Part No
576-TMOV14RP250M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

41In Stock

$1.75

$1.30

$1.18

$1.05

$1.02

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP275E
Littelfuse
1: $2.60
930In Stock

Mfr. Part No.
TMOV14RP275E

Mouser Part No
576-TMOV14RP275E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

930In Stock

$2.60

$1.78

$1.67

$1.43

View

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP275M
Littelfuse
1: $1.75
55In Stock

Mfr. Part No.
TMOV14RP275M

Mouser Part No
576-TMOV14RP275M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

55In Stock

$1.75

$1.30

$1.18

$1.05

View

Min.: 1
Mult.: 1

iTMOV

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP300E
Littelfuse
1: $1.65
784In Stock
3,000On Order

Mfr. Part No.
TMOV14RP300E

Mouser Part No
576-TMOV14RP300E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

784In Stock

3,000On Order

$1.65

$1.22

$1.11

$0.983

$0.951

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP300EL2T7
Littelfuse
1: $1.86
1,055In Stock

Mfr. Part No.
TMOV14RP300EL2T7

Mouser Part No
576-TMOV14RP300EL2T7

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

1,055In Stock

Cut Tape

$1.86

$1.37

$1.25

$1.08

$0.967

Reel

$0.967

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP300M
Littelfuse
1: $1.75
626In Stock
1,500Expected 06/04/2026

Mfr. Part No.
TMOV14RP300M

Mouser Part No
576-TMOV14RP300M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

626In Stock

1,500Expected 06/04/2026

$1.75

$1.30

$1.18

$1.05

$1.02

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP300ML2B7
Littelfuse
1: $1.78
186In Stock
1,500Expected 10/04/2026

Mfr. Part No.
TMOV14RP300ML2B7

Mouser Part No
576-TMOV14RP300ML2B7

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

186In Stock

1,500Expected 10/04/2026

$1.78

$1.32

$1.20

$1.07

$1.04

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP320EL2T7
Littelfuse
1: $1.86
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

$1.86

$1.37

$1.25

$1.11

$1.07

Reel

$0.967

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

TMOV14RP385E
Littelfuse
1: $1.62
509In Stock

Mfr. Part No.
TMOV14RP385E

Mouser Part No
576-TMOV14RP385E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

509In Stock

$1.62

$1.21

$1.11

$0.993

$0.983

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

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP385EL2T7
Littelfuse
1: $1.92
245In Stock
1,200Expected 16/06/2026

Mfr. Part No.
TMOV14RP385EL2T7

Mouser Part No
576-TMOV14RP385EL2T7

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

Learn More

Datasheet

245In Stock

1,200Expected 16/06/2026

Cut Tape

$1.92

$1.42

$1.29

$1.15

$1.00

Reel

$1.00

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP115E
Littelfuse
1: $2.97
603In Stock

Mfr. Part No.
TMOV20RP115E

Mouser Part No
576-TMOV20RP115E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

603In Stock

$2.97

$2.06

$1.95

$1.66

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP140E
Littelfuse
1: $1.88
854In Stock

Mfr. Part No.
TMOV20RP140E

Mouser Part No
576-TMOV20RP140E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

854In Stock

$1.88

$1.40

$1.27

$1.14

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP175E
Littelfuse
1: $1.88
942In Stock

Mfr. Part No.
TMOV20RP175E

Mouser Part No
576-TMOV20RP175E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

942In Stock

$1.88

$1.40

$1.27

$1.14

$1.11

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP200E
Littelfuse
1: $1.88
828In Stock

Mfr. Part No.
TMOV20RP200E

Mouser Part No
576-TMOV20RP200E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

828In Stock

$1.88

$1.40

$1.27

$1.14

$1.11

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP250E
Littelfuse
1: $2.97
1,123In Stock

Mfr. Part No.
TMOV20RP250E

Mouser Part No
576-TMOV20RP250E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

1,123In Stock

$2.97

$2.06

$1.95

$1.66

View

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP250M
Littelfuse
1: $1.99
1,066In Stock

Mfr. Part No.
TMOV20RP250M

Mouser Part No
576-TMOV20RP250M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

1,066In Stock

$1.99

$1.48

$1.35

$1.21

$1.18

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP300EL2T7
Littelfuse
1: $2.12
19In Stock
1,200Expected 12/05/2026

Mfr. Part No.
TMOV20RP300EL2T7

Mouser Part No
576-TMOV20RP300EL2T7

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

19In Stock

1,200Expected 12/05/2026

Cut Tape

$2.12

$1.57

$1.44

$1.28

Reel

$1.13

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP300M
Littelfuse
1: $1.99
894In Stock
4,500On Order

Mfr. Part No.
TMOV20RP300M

Mouser Part No
576-TMOV20RP300M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

894In Stock

4,500On Order

$1.99

$1.48

$1.35

$1.21

$1.18

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP320EL2T7
Littelfuse
1: $1.70
406In Stock

Mfr. Part No.
TMOV20RP320EL2T7

Mouser Part No
576-TMOV20RP320EL2T7

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

406In Stock

Cut Tape

$1.70

$1.37

$1.29

$1.19

Reel

$1.04

View

Min.: 1
Mult.: 1

Reel: 300

TMOV

MOVs

PCB Mount

Radial

320 VAC

510 VDC

561 V

840 V

20 mm

10 kA

372 J

750 pF

- 55 C

+ 85 C

Reel, Cut Tape

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP510E
Littelfuse
1: $2.04
26In Stock
1,200Expected 03/06/2026

Mfr. Part No.
TMOV20RP510E

Mouser Part No
576-TMOV20RP510E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

26In Stock

1,200Expected 03/06/2026

$2.04

$1.52

$1.38

$1.21

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP510M
Littelfuse
1: $2.17
428In Stock

Mfr. Part No.
TMOV20RP510M

Mouser Part No
576-TMOV20RP510M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

428In Stock

$2.17

$1.62

$1.48

$1.30

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

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP550E
Littelfuse
1: $2.04
1,039In Stock
1,200Expected 06/05/2026

Mfr. Part No.
TMOV20RP550E

Mouser Part No
576-TMOV20RP550E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

Learn More

Datasheet

1,039In Stock

1,200Expected 06/05/2026

$2.04

$1.52

$1.38

$1.21

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

Varistors

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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