Varistors – Mouser United Kingdom

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SIOV Metal Oxide Varistors

TDK EPCOS SIOV Metal Oxide Varistors feature a wide operating voltage range of 11 to 1100V_RMS.These devices offer high surge current ratings up to 8kA and no derating up to 105°C ambient temperature. The SIOV leaded varistors meet new UL 1449 3rd Edition requirements. TDK EPCOS SIOV Metal Oxide Varistors applications include lighting, radio and TV equipment, and household appliances.

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Part #

Varistors 385VAC 10% 20mm SuperioR MP

B72220P3381K101
EPCOS / TDK
1: £1.63
1,733In Stock

Mfr. Part No.
B72220P3381K101

Mouser Part No
871-B72220P3381K101

EPCOS / TDK

Varistors 385VAC 10% 20mm SuperioR MP

Learn More

Datasheet

1,733In Stock

£1.63

£1.02

£0.917

£0.751

View

Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm

MOVs

PCB Mount

Radial

385 VAC

505 VDC

620 V

1.025 kV

22.5 mm

12 kA

335 J

800 pF

- 40 C

+ 105 C

Bulk

Varistors 385VAC 10% 20mm EnergetiQ

B72220Q0381K101
EPCOS / TDK
1: £0.986
1,688In Stock

Mfr. Part No.
B72220Q0381K101

Mouser Part No
871-B72220Q0381K101

EPCOS / TDK

Varistors 385VAC 10% 20mm EnergetiQ

Learn More

Datasheet

1,688In Stock

£0.986

£0.715

£0.647

£0.547

View

Min.: 1
Mult.: 1

Disc Varistor, EnergetiQ 20mm

MOVs

PCB Mount

Radial

385 VAC

505 VDC

620 V

1.025 kV

22.5 mm

15 kA

315 J

780 pF

- 40 C

+ 105 C

Bulk

Varistors 320VAC 10% 20mm 125 DegC AdvanceD

B72220U2321K501
EPCOS / TDK
1: £0.684
2,785In Stock

Mfr. Part No.
B72220U2321K501

Mouser Part No
871-B72220U2321K501

EPCOS / TDK

Varistors 320VAC 10% 20mm 125 DegC AdvanceD

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Datasheet

2,785In Stock

£0.684

£0.401

£0.379

£0.361

View

Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 125C, 85C/85%RH 20mm

MOVs

PCB Mount

Radial

320 VAC

420 VDC

510 V

840 V

23.5 mm

10 kA

273 J

720 pF

- 40 C

+ 125 C

Bulk

Varistors 440VAC 10% 80mm High E

B72280B0441K001
EPCOS / TDK
1: £103.63
7In Stock

Mfr. Part No.
B72280B0441K001

Mouser Part No
871-B72280B0441K001

EPCOS / TDK

Varistors 440VAC 10% 80mm High E

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Datasheet

7In Stock

£103.63

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 80mm

MOVs

PCB Mount

SMD/SMT

440 VAC

585 VDC

715 V

1.18 kV

80 mm

100 kA

2.35 kJ

8100 pF

- 40 C

+ 105 C

Bulk

Varistors 20VAC 10% 7mm StandarD

B72207S0200K101
EPCOS / TDK
1: £0.413
13,365In Stock
18,000Expected 26/06/2026

Mfr. Part No.
B72207S0200K101

Mouser Part No
871-B72207S200K101

EPCOS / TDK

Varistors 20VAC 10% 7mm StandarD

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Datasheet

13,365In Stock

18,000Expected 26/06/2026

£0.413

£0.269

£0.168

£0.141

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm

MOVs

PCB Mount

Radial

20 VAC

26 VDC

33 V

65 V

7 mm

250 A

1.3 J

1600 pF

- 40 C

+ 105 C

Bulk

Varistors 14VAC 10% 14mm AEC-Q200

B72214S1140K102
EPCOS / TDK
1: £0.63
2,974In Stock

Mfr. Part No.
B72214S1140K102

Mouser Part No
871-B72214S1140K102

EPCOS / TDK

Varistors 14VAC 10% 14mm AEC-Q200

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Datasheet

2,974In Stock

£0.63

£0.406

£0.357

£0.334

View

Min.: 1
Mult.: 1

Disc Varistor, Auto-Grade 14mm

MOVs

PCB Mount

Radial

14 VAC

16 VDC

22 V

43 V

17 mm

1 kA

4 J

0.01 uF

- 40 C

+ 105 C

AEC-Q100

Bulk

Varistors 11VAC 10% 20mm StandarD

B72220S0110K101
EPCOS / TDK
1: £0.548
2,478In Stock

Mfr. Part No.
B72220S0110K101

Mouser Part No
871-B72220S110K101

EPCOS / TDK

Varistors 11VAC 10% 20mm StandarD

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Datasheet

2,478In Stock

£0.548

£0.35

£0.307

£0.286

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

11 VAC

14 VDC

18 V

36 V

20 mm

2 kA

10 J

0.023 uF

- 40 C

+ 105 C

Bulk

Varistors 75VAC 10% 7mm StandarD

B72207S0750K111
EPCOS / TDK
1: £0.188
7,416In Stock

Mfr. Part No.
B72207S0750K111

Mouser Part No
871-B72207S0750K111

EPCOS / TDK

Varistors 75VAC 10% 7mm StandarD

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Datasheet

7,416In Stock

Cut Tape

£0.188

£0.148

Reel

£0.148

£0.145

Min.: 1
Mult.: 1

Reel: 1,500

Disc Varistor, StandarD 7mm

MOVs

PCB Mount

Radial

75 VAC

100 VDC

120 V

200 V

7 mm

1.2 kA

5.9 J

430 pF

- 40 C

+ 105 C

Reel, Cut Tape

Varistors 14VAC 10% 7mm AEC-Q200

B72207S1140K201
EPCOS / TDK
1: £0.271
4,478In Stock

Mfr. Part No.
B72207S1140K201

Mouser Part No
871-B72207S1140K201

EPCOS / TDK

Varistors 14VAC 10% 7mm AEC-Q200

Learn More

Datasheet

4,478In Stock

£0.271

£0.19

£0.172

£0.163

View

Min.: 1
Mult.: 1

Disc Varistor, Auto-Grade 7mm

MOVs

PCB Mount

Radial

14 VAC

16 VDC

22 V

43 V

7 mm

250 A

900 mJ

2300 pF

- 40 C

+ 105 C

AEC-Q100

Bulk

Varistors 40VAC 10% 7mm StandarD

B72207S0400K101
EPCOS / TDK
1: £0.158
9,867In Stock

Mfr. Part No.
B72207S0400K101

Mouser Part No
871-B72207S400K101

EPCOS / TDK

Varistors 40VAC 10% 7mm StandarD

Learn More

Datasheet

9,867In Stock

£0.158

£0.093

£0.079

£0.072

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm

MOVs

PCB Mount

Radial

40 VAC

56 VDC

68 V

135 V

7 mm

250 A

3 J

900 pF

- 40 C

+ 105 C

Bulk

Varistors 14VAC 10% 14mm AEC-Q200

B72214S1140K551
EPCOS / TDK
1: £1.27
3,048In Stock

Mfr. Part No.
B72214S1140K551

Mouser Part No
871-B72214S1140K551

EPCOS / TDK

Varistors 14VAC 10% 14mm AEC-Q200

Learn More

Datasheet

3,048In Stock

Cut Tape

£1.27

£0.788

£0.542

£0.507

Reel

£0.366

View

Min.: 1
Mult.: 1

Reel: 1,000

Disc Varistor, Auto-Grade 14mm

MOVs

PCB Mount

Radial

14 VAC

16 VDC

22 V

43 V

17 mm

1 kA

4 J

0.01 uF

- 40 C

+ 105 C

AEC-Q100

Reel, Cut Tape

Varistors 385VAC 10% 20mm AdvanceD

B72220S2381K501
EPCOS / TDK
1: £1.27
1,860In Stock

Mfr. Part No.
B72220S2381K501

Mouser Part No
871-B72220S2381K501

EPCOS / TDK

Varistors 385VAC 10% 20mm AdvanceD

Learn More

Datasheet

1,860In Stock

£1.27

£0.78

£0.518

£0.485

View

Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm

MOVs

PCB Mount

Radial

380 VAC

505 VDC

620 V

1.025 kV

21.5 mm

10 kA

273 J

600 pF

- 40 C

+ 105 C

Bulk

Varistors 17VAC 10% 14mm StandarD

B72214S0170K151
EPCOS / TDK
1: £0.338
3,745In Stock

Mfr. Part No.
B72214S0170K151

Mouser Part No
871-B72214S0170K151

EPCOS / TDK

Varistors 17VAC 10% 14mm StandarD

Learn More

Datasheet

3,745In Stock

Cut Tape

£0.338

£0.21

£0.182

£0.175

Reel

£0.148

View

Min.: 1
Mult.: 1

Reel: 1,500

Disc Varistor,StandarD 14mm

MOVs

PCB Mount

Radial

17 VAC

22 VDC

27 V

53 V

14 mm

1 kA

5 J

8200 pF

- 40 C

+ 105 C

Reel, Cut Tape

Varistors 510VAC 10% 20mm StandarD

B72220S0511K501
EPCOS / TDK
1: £1.02
1,644In Stock

Mfr. Part No.
B72220S0511K501

Mouser Part No
871-B72220S0511K501

EPCOS / TDK

Varistors 510VAC 10% 20mm StandarD

Learn More

Datasheet

1,644In Stock

£1.02

£0.748

£0.679

£0.673

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

510 VAC

670 VDC

820 V

1.355 kV

20 mm

6.5 kA

190 J

460 pF

- 40 C

+ 105 C

Bulk

Varistors 275VAC 10% 20mm StandarD

B72220S0271K151
EPCOS / TDK
1: £1.15
2,257In Stock

Mfr. Part No.
B72220S0271K151

Mouser Part No
871-B72220S0271K151

EPCOS / TDK

Varistors 275VAC 10% 20mm StandarD

Learn More

Datasheet

2,257In Stock

Cut Tape

£1.15

£0.711

£0.527

Reel

£0.527

£0.521

£0.515

Min.: 1
Mult.: 1

Reel: 1,000

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

275 VAC

350 VDC

430 V

710 V

20 mm

8 kA

151 J

850 pF

- 40 C

+ 105 C

Reel, Cut Tape

Varistors 230VAC 10% 20mm SuperioR

B72220S3231K101
EPCOS / TDK
1: £1.12
1,372In Stock

Mfr. Part No.
B72220S3231K101

Mouser Part No
871-B72220S3231K101

EPCOS / TDK

Varistors 230VAC 10% 20mm SuperioR

Learn More

Datasheet

1,372In Stock

£1.12

£0.818

£0.741

£0.658

View

Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm

MOVs

PCB Mount

Radial

230 VAC

300 VDC

360 V

595 V

22.5 mm

12 kA

220 J

760 pF

- 40 C

+ 105 C

Bulk

Varistors 50VAC 10% 5mm StandarD

B72205S0500K111
EPCOS / TDK
1: £0.21
6,841In Stock

Mfr. Part No.
B72205S0500K111

Mouser Part No
871-B72205S0500K111

EPCOS / TDK

Varistors 50VAC 10% 5mm StandarD

Learn More

Datasheet

6,841In Stock

Cut Tape

£0.21

£0.127

£0.11

£0.10

Reel

£0.084

View

Min.: 1
Mult.: 1

Reel: 1,500

Disc Varistor, StandarD 5mm

MOVs

PCB Mount

Radial

50 VAC

65 VDC

82 V

135 V

5 mm

100 A

1.8 J

300 pF

- 40 C

+ 105 C

Reel, Cut Tape

Varistors 40VAC 10% 7mm StandarD

B72207S400K111
EPCOS / TDK
1: £0.188
8,940In Stock

Mfr. Part No.
B72207S400K111

Mouser Part No
871-B72207S400K111

EPCOS / TDK

Varistors 40VAC 10% 7mm StandarD

Learn More

Datasheet

8,940In Stock

Cut Tape

£0.188

£0.115

£0.10

£0.091

Reel

£0.072

View

Min.: 1
Mult.: 1

Reel: 1,500

B722xxS3/4

MOVs

PCB Mount

Radial

40 VAC

56 VDC

68 V

135 V

7 mm

250 A

3 J

900 pF

- 40 C

+ 105 C

Reel, Cut Tape

Varistors 680VAC 10% 10mm AdvanceD

B72210S2681K101
EPCOS / TDK
1: £0.346
4,014In Stock

Mfr. Part No.
B72210S2681K101

Mouser Part No
871-B72210S2681K101

EPCOS / TDK

Varistors 680VAC 10% 10mm AdvanceD

Learn More

Datasheet

4,014In Stock

£0.346

£0.262

£0.242

£0.237

Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 10mm

MOVs

PCB Mount

Radial

680 VAC

895 VDC

1.1 kV

1.815 kV

12 mm

3.5 kA

110 J

85 pF

- 40 C

+ 105 C

Bulk

Varistors 175VAC 10% 14mm EnergetiQ

B72214Q0171K101
EPCOS / TDK
1: £0.721
2,126In Stock

Mfr. Part No.
B72214Q0171K101

Mouser Part No
871-B72214Q171K101

EPCOS / TDK

Varistors 175VAC 10% 14mm EnergetiQ

Learn More

Datasheet

2,126In Stock

£0.721

£0.468

£0.412

£0.386

View

Min.: 1
Mult.: 1

Disc Varistor, EnergetiQ 14mm

MOVs

PCB Mount

Radial

175 VAC

225 VDC

270 V

455 V

16.5 mm

8 kA

100 J

750 pF

- 40 C

+ 105 C

Bulk

Varistors 275VAC 10% 14mm 125 DegC AdvanceD

B72214U2271K501
EPCOS / TDK
1: £0.353
4,635In Stock

Mfr. Part No.
B72214U2271K501

Mouser Part No
871-B72214U2271K501

EPCOS / TDK

Varistors 275VAC 10% 14mm 125 DegC AdvanceD

Learn More

Datasheet

4,635In Stock

£0.353

£0.219

£0.18

£0.17

View

Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 125C, 85C/85%RH 14mm

MOVs

PCB Mount

Radial

275 VAC

350 VDC

430 V

710 V

17.5 mm

6 kA

110 J

440 pF

- 40 C

+ 125 C

Bulk

Varistors 140VAC 10% 20mm StandarD

B72220S0141K101
EPCOS / TDK
1: £0.405
2,995In Stock

Mfr. Part No.
B72220S0141K101

Mouser Part No
871-B72220S141K101

EPCOS / TDK

Varistors 140VAC 10% 20mm StandarD

Learn More

Datasheet

2,995In Stock

£0.405

£0.315

£0.296

£0.286

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

140 VAC

180 VDC

220 V

360 V

20 mm

8 kA

78 J

1240 pF

- 40 C

+ 105 C

Bulk

Varistors 625VAC 10% 20mm AdvanceD

B72220S2621K101
EPCOS / TDK
1: £2.03
1,059In Stock

Mfr. Part No.
B72220S2621K101

Mouser Part No
871-B72220S2621K101

EPCOS / TDK

Varistors 625VAC 10% 20mm AdvanceD

Learn More

Datasheet

1,059In Stock

£2.03

£1.28

£1.13

£0.969

View

Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm

MOVs

PCB Mount

Radial

625 VAC

825 VDC

1 kV

1.65 kV

21.5 mm

10 kA

400 J

280 pF

- 40 C

+ 105 C

Bulk

Varistors 750VAC 10% 40mm High E

B72240B0751K001
EPCOS / TDK
1: £28.59
668In Stock

Mfr. Part No.
B72240B0751K001

Mouser Part No
871-B72240B751K1

EPCOS / TDK

Varistors 750VAC 10% 40mm High E

Learn More

Datasheet

668In Stock

£28.59

£23.30

£21.98

£20.52

View

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm

MOVs

Chassis Mount

Screw

750 VAC

970 VDC

1.2 kV

2 kV

40 mm

40 kA

1.2 kJ

1000 pF

- 40 C

+ 105 C

Bulk

Varistors 750VAC 10% 60mm High E

B72260B0751K001
EPCOS / TDK
1: £84.11
212In Stock

Mfr. Part No.
B72260B0751K001

Mouser Part No
871-B72260B0751K001

EPCOS / TDK

Varistors 750VAC 10% 60mm High E

Learn More

Datasheet

212In Stock

£84.11

£84.10

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 60mm

MOVs

PCB Mount

SMD/SMT

750 VAC

970 VDC

1.2 kV

2 kV

60 mm

70 kA

2 kJ

2400 pF

- 40 C

+ 105 C

Bulk

SIOV Metal Oxide Varistors

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Automotive 42 V
B72214P
B72220P
B72220Q
B722xxS1
B722xxS2
B722xxS3/4
B722xxU
Disc Varistor, AdvanceD 10mm
Disc Varistor, AdvanceD 125C, 85C/85%RH 10mm
Disc Varistor, AdvanceD 125C, 85C/85%RH 14mm
Disc Varistor, AdvanceD 125C, 85C/85%RH 20mm
Disc Varistor, AdvanceD 125C, 85C/85%RH 5mm
Disc Varistor, AdvanceD 125C, 85C/85%RH 7mm
Disc Varistor, AdvanceD 14mm
Disc Varistor, AdvanceD 20mm
Disc Varistor, AdvanceD 5mm
Disc Varistor, AdvanceD 7mm
Disc Varistor, Auto-Grade 10mm
Disc Varistor, Auto-Grade 14mm

11 VAC
14 VAC
17 VAC
20 VAC
25 VAC
30 VAC
35 VAC
40 VAC
48 VAC
50 VAC
60 VAC
75 VAC
95 VAC
125 VAC
130 VAC
140 VAC
150 VAC
175 VAC
210 VAC
230 VAC

14 VDC
16 VDC
18 VDC
20 VDC
22 VDC
26 VDC
28 VDC
31 VDC
34 VDC
38 VDC
45 VDC
50 VDC
56 VDC
65 VDC
85 VDC
100 VDC
125 VDC
150 VDC
170 VDC
180 VDC

18 V
22 V
27 V
33 V
39 V
47 V
56 V
68 V
82 V
100 V
120 V
150 V
180 V
205 V
220 V
240 V
270 V
330 V
360 V
390 V

36 V
43 V
53 V
65 V
77 V
93 V
110 V
135 V
165 V
200 V
250 V
300 V
340 V
360 V
395 V
455 V
545 V
595 V
650 V
710 V

0.8 mm
5 mm
7 mm
9 mm
10 mm
11 mm
12 mm
12.5 mm
14 mm
15.5 mm
16 mm
16.5 mm
17 mm
17.5 mm
20 mm
21.5 mm
22.5 mm
23 mm
23.5 mm
25 mm

2.5 A
25 A
100 A
250 A
400 A
500 A
800 A
1 kA
1.2 kA
1.75 kA
2 kA
2.5 kA
3.5 kA
4.5 kA
5 kA
6 kA
6.5 kA
7 kA
8 kA
10 kA

300 mJ
400 mJ
500 mJ
600 mJ
700 mJ
0.8 J
800 mJ
0.9 J
900 mJ
1.1 J
1.3 J
1.6 J
1.7 J
1.8 J
2 J
2.2 J
2.5 J
3 J
3.1 J
3.2 J

30 pF
32 pF
35 pF
37 pF
40 pF
45 pF
50 pF
55 pF
60 pF
65 pF
70 pF
72 pF
75 pF
85 pF
90 pF
95 pF
100 pF
105 pF
110 pF
115 pF