Varistors – Mouser Estonia

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SIOV Metal Oxide Varistors

TDK 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 SIOV Metal Oxide Varistors applications include lighting, radio and TV equipment, and household appliances.

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Part #

Varistors 250VAC 10% 20mm StandarD

B72220S0251K101
TDK
1: 0,757 €
5.740In Stock
8.400Expected 10/12/2026

Mfr. Part No.
B72220S0251K101

Mouser Part No
871-B72220S251K101

TDK

Varistors 250VAC 10% 20mm StandarD

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Datasheet

5.740In Stock

8.400Expected 10/12/2026

0,757 €

0,489 €

0,429 €

0,401 €

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Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

250 VAC

320 VDC

390 V

650 V

20 mm

8 kA

140 J

700 pF

- 40 C

+ 105 C

Bulk

Varistors 680VAC 10% 20mm AdvanceD

B72220S2681K101
TDK
1: 1,66 €
2.209In Stock

Mfr. Part No.
B72220S2681K101

Mouser Part No
871-B72220S2681K101

TDK

Varistors 680VAC 10% 20mm AdvanceD

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Datasheet

2.209In Stock

1,66 €

1,22 €

1,11 €

0,989 €

0,94 €

Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm

MOVs

PCB Mount

Radial

680 VAC

895 VDC

1.1 kV

1.815 kV

21.5 mm

10 kA

440 J

250 pF

- 40 C

+ 105 C

Bulk

Varistors 275VAC 10% 20mm StandarD

B72220S0271K101
TDK
1: 0,697 €
21.634In Stock
16.600Expected 11/26/2026

Mfr. Part No.
B72220S0271K101

Mouser Part No
871-B72220S271K101

TDK

Varistors 275VAC 10% 20mm StandarD

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Datasheet

21.634In Stock

16.600Expected 11/26/2026

0,697 €

0,444 €

0,341 €

0,301 €

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Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

275 VAC

350 VDC

430 V

710 V

20 mm

8 kA

151 J

630 pF

- 40 C

+ 105 C

Bulk

Varistors 30VAC 10% 20mm StandarD

B72220S0300K101
TDK
1: 0,877 €
6.327In Stock
8.400Expected 11/10/2026

Mfr. Part No.
B72220S0300K101

Mouser Part No
871-B72220S300K101

TDK

Varistors 30VAC 10% 20mm StandarD

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Datasheet

6.327In Stock

8.400Expected 11/10/2026

0,877 €

0,571 €

0,502 €

0,47 €

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Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

30 VAC

38 VDC

47 V

93 V

20 mm

2 kA

26 J

9.35 nF

- 40 C

+ 105 C

Bulk

Varistors 300VAC 10% 20mm StandarD

B72220S0301K101
TDK
1: 0,748 €
22.931In Stock
29.400Expected 1/21/2027

Mfr. Part No.
B72220S0301K101

Mouser Part No
871-B72220S301K101

TDK

Varistors 300VAC 10% 20mm StandarD

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Datasheet

22.931In Stock

29.400Expected 1/21/2027

0,748 €

0,48 €

0,341 €

0,316 €

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Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

300 VAC

385 VDC

470 V

775 V

20 mm

8 kA

173 J

580 pF

- 40 C

+ 105 C

Bulk

Varistors 275VAC 10% 20mm SuperioR

B72220S3271K101
TDK
1: 1,56 €
3.232In Stock

Mfr. Part No.
B72220S3271K101

Mouser Part No
871-B72220S3271K101

TDK

Varistors 275VAC 10% 20mm SuperioR

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Datasheet

3.232In Stock

1,56 €

1,14 €

1,04 €

0,929 €

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Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm

MOVs

PCB Mount

Radial

275 VAC

350 VDC

430 V

710 V

22.5 mm

12 kA

260 J

630 pF

- 40 C

+ 105 C

Bulk

Varistors 35VAC 10% 20mm StandarD

B72220S0350K101
TDK
1: 0,877 €
7.008In Stock

Mfr. Part No.
B72220S0350K101

Mouser Part No
871-B72220S350K101

TDK

Varistors 35VAC 10% 20mm StandarD

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Datasheet

7.008In Stock

0,877 €

0,571 €

0,502 €

0,47 €

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Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

35 VAC

45 VDC

56 V

110 V

20 mm

2 kA

33 J

8 nF

- 40 C

+ 105 C

Bulk

Varistors 385VAC 10% 20mm StandarD

B72220S0381K101
TDK
1: 0,757 €
15.422In Stock
21.600Expected 10/9/2026

Mfr. Part No.
B72220S0381K101

Mouser Part No
871-B72220S381K101

TDK

Varistors 385VAC 10% 20mm StandarD

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Datasheet

15.422In Stock

21.600Expected 10/9/2026

0,757 €

0,472 €

0,33 €

0,307 €

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Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

385 VAC

505 VDC

620 V

1.025 kV

20 mm

8 kA

150 J

450 pF

- 40 C

+ 105 C

Bulk

Varistors 40VAC 10% 20mm StandarD

B72220S0400K101
TDK
1: 0,473 €
4.972In Stock
6.000Expected 10/8/2026

Mfr. Part No.
B72220S0400K101

Mouser Part No
871-B72220S400K101

TDK

Varistors 40VAC 10% 20mm StandarD

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Datasheet

4.972In Stock

6.000Expected 10/8/2026

0,473 €

0,396 €

0,361 €

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

40 VAC

56 VDC

68 V

135 V

20 mm

2 kA

37 J

6.75 nF

- 40 C

+ 105 C

Bulk

Varistors 50VAC 10% 20mm StandarD

B72220S0500K101
TDK
1: 0,877 €
6.932In Stock

Mfr. Part No.
B72220S0500K101

Mouser Part No
871-B72220S500K101

TDK

Varistors 50VAC 10% 20mm StandarD

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Datasheet

6.932In Stock

0,877 €

0,571 €

0,502 €

0,47 €

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

50 VAC

65 VDC

82 V

135 V

20 mm

6.5 kA

27 J

3.8 nF

- 40 C

+ 105 C

Bulk

Varistors 550VAC 10% 20mm StandarD

B72220S0551K101
TDK
1: 1,41 €
7.409In Stock

Mfr. Part No.
B72220S0551K101

Mouser Part No
871-B72220S551K101

TDK

Varistors 550VAC 10% 20mm StandarD

Learn More

Datasheet

7.409In Stock

1,41 €

1,03 €

0,937 €

0,801 €

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

550 VAC

745 VDC

910 V

1.5 kV

21.5 mm

6.5 kA

210 J

320 pF

- 40 C

+ 105 C

Bulk

Varistors 625VAC 10% 20mm StandarD

B72220S0621K101
TDK
1: 1,41 €
4.782In Stock

Mfr. Part No.
B72220S0621K101

Mouser Part No
871-B72220S621K101

TDK

Varistors 625VAC 10% 20mm StandarD

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Datasheet

4.782In Stock

1,41 €

1,03 €

0,937 €

0,832 €

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

625 VAC

825 VDC

1 kV

1.65 kV

20 mm

4.5 kA

230 J

280 pF

- 40 C

+ 105 C

Bulk

Varistors 250VAC 10% 25mm SuperioR

B72225S4251K101
TDK
1: 3,61 €
724In Stock

Mfr. Part No.
B72225S4251K101

Mouser Part No
871-B72225S4251K101

TDK

Varistors 250VAC 10% 25mm SuperioR

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Datasheet

724In Stock

3,61 €

2,73 €

2,51 €

2,27 €

View

Min.: 1
Mult.: 1

Disc Varistor, SuperioR 25mm

MOVs

PCB Mount

Radial

250 VAC

320 VDC

390 V

650 V

27.5 mm

20 kA

345 J

2.1 nF

- 40 C

+ 105 C

Bulk

Varistors 385VAC 10% 25mm SuperioR

B72225S4381K101
TDK
1: 3,61 €
815In Stock

Mfr. Part No.
B72225S4381K101

Mouser Part No
871-B72225S4381K101

TDK

Varistors 385VAC 10% 25mm SuperioR

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Datasheet

815In Stock

3,61 €

2,73 €

2,51 €

2,50 €

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Min.: 1
Mult.: 1

Disc Varistor, SuperioR 25mm

MOVs

PCB Mount

Radial

385 VAC

505 VDC

620 V

1.025 kV

27.5 mm

20 kA

600 J

1.25 nF

- 40 C

+ 105 C

Bulk

Varistors 420VAC 10% 25mm SuperioR

B72225S4421K101
TDK
1: 3,52 €
839In Stock

Mfr. Part No.
B72225S4421K101

Mouser Part No
871-B72225S4421K101

TDK

Varistors 420VAC 10% 25mm SuperioR

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Datasheet

839In Stock

3,52 €

2,46 €

2,22 €

2,08 €

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Min.: 1
Mult.: 1

Disc Varistor, SuperioR 25mm

MOVs

PCB Mount

Radial

420 VAC

560 VDC

680 V

1.12 kV

27.5 mm

20 kA

700 J

1.15 nF

- 40 C

+ 105 C

Bulk

Varistors 130VAC 10% 32mm High E

B72232B0131K001
TDK
1: 18,46 €
136In Stock

Mfr. Part No.
B72232B0131K001

Mouser Part No
871-B72232B0131K001

TDK

Varistors 130VAC 10% 32mm High E

Learn More

Datasheet

136In Stock

18,46 €

14,74 €

13,42 €

12,68 €

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Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm

MOVs

Chassis Mount

Screw

130 VAC

170 VDC

205 V

340 V

32 mm

25 kA

210 J

4.4 nF

- 40 C

+ 105 C

Bulk

Varistors 250VAC 10% 32mm High E

B72232B0251K001
TDK
1: 18,71 €
184In Stock

Mfr. Part No.
B72232B0251K001

Mouser Part No
871-B72232B0251K001

TDK

Varistors 250VAC 10% 32mm High E

Learn More

Datasheet

184In Stock

18,71 €

14,96 €

13,61 €

12,86 €

View

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm

MOVs

PCB Mount

SMD/SMT

250 VAC

320 VDC

390 V

650 V

32 mm

25 kA

330 J

2.2 nF

- 40 C

+ 105 C

Bulk

Varistors 275VAC 10% 32mm High E

B72232B0271K001
TDK
1: 15,58 €
745In Stock

Mfr. Part No.
B72232B0271K001

Mouser Part No
871-B72232B0271K001

TDK

Varistors 275VAC 10% 32mm High E

Learn More

Datasheet

745In Stock

15,58 €

15,21 €

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm

MOVs

PCB Mount

SMD/SMT

275 VAC

350 VDC

430 V

710 V

32 mm

25 kA

360 J

2 nF

- 40 C

+ 105 C

Bulk

Varistors 550VAC 10% 32mm High E

B72232B0551K001
TDK
1: 17,95 €
337In Stock

Mfr. Part No.
B72232B0551K001

Mouser Part No
871-B72232B551K1

TDK

Varistors 550VAC 10% 32mm High E

Learn More

Datasheet

337In Stock

17,95 €

15,20 €

14,34 €

13,05 €

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm

MOVs

Chassis Mount

Screw

550 VAC

745 VDC

910 V

1.5 kV

32 mm

25 kA

620 J

1 nF

- 40 C

+ 105 C

Bulk

Varistors 230VAC 10% 40mm High E

B72240B0231K001
TDK
1: 27,30 €
110In Stock
120Expected 10/8/2026

Mfr. Part No.
B72240B0231K001

Mouser Part No
871-B72240B231K1

TDK

Varistors 230VAC 10% 40mm High E

Learn More

Datasheet

110In Stock

120Expected 10/8/2026

27,30 €

24,23 €

22,21 €

21,06 €

20,40 €

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm

MOVs

Chassis Mount

Screw

230 VAC

300 VDC

360 V

595 V

32 mm

40 kA

460 J

3.2 nF

- 40 C

+ 85 C

Bulk

Varistors 275VAC 10% 40mm High E

B72240B0271K001
TDK
1: 26,67 €
182In Stock

Mfr. Part No.
B72240B0271K001

Mouser Part No
871-B72240B271K1

TDK

Varistors 275VAC 10% 40mm High E

Learn More

Datasheet

182In Stock

26,67 €

26,40 €

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm

MOVs

Chassis Mount

Screw

275 VAC

350 VDC

430 V

710 V

40 mm

40 kA

550 J

2.7 nF

- 40 C

+ 105 C

Bulk

Varistors 385VAC 10% 40mm High E

B72240B0381K001
TDK
1: 39,31 €
124In Stock

Mfr. Part No.
B72240B0381K001

Mouser Part No
871-B72240B381K1

TDK

Varistors 385VAC 10% 40mm High E

Learn More

Datasheet

124In Stock

39,31 €

37,71 €

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm

MOVs

Chassis Mount

Screw

385 VAC

505 VDC

620 V

1.025 kV

40 mm

40 kA

800 J

1.9 nF

- 40 C

+ 105 C

Bulk

Varistors 460VAC 10% 40mm High E

B72240B0461K001
TDK
1: 29,95 €
159In Stock
120Expected 3/18/2027

Mfr. Part No.
B72240B0461K001

Mouser Part No
871-B72240B461K1

TDK

Varistors 460VAC 10% 40mm High E

Learn More

Datasheet

159In Stock

120Expected 3/18/2027

29,95 €

25,72 €

23,61 €

22,42 €

21,73 €

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm

MOVs

Chassis Mount

Screw

460 VAC

615 VDC

750 V

1.24 kV

40 mm

40 kA

1 kJ

1.6 nF

- 40 C

+ 105 C

Bulk

Varistors 550VAC 10% 40mm High E

B72240B0551K001
TDK
1: 28,21 €
376In Stock

Mfr. Part No.
B72240B0551K001

Mouser Part No
871-B72240B551K1

TDK

Varistors 550VAC 10% 40mm High E

Learn More

Datasheet

376In Stock

28,21 €

24,94 €

23,37 €

22,89 €

20,81 €

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm

MOVs

Chassis Mount

Screw

550 VAC

745 VDC

910 V

1.5 kV

40 mm

40 kA

960 J

1.4 nF

- 40 C

+ 105 C

Bulk

Varistors 750VAC 10% 40mm High E

B72240B0751K001
TDK
1: 34,42 €
446In Stock

Mfr. Part No.
B72240B0751K001

Mouser Part No
871-B72240B751K1

TDK

Varistors 750VAC 10% 40mm High E

Learn More

Datasheet

446In Stock

34,42 €

30,25 €

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

1 nF

- 40 C

+ 105 C

Bulk

SIOV Metal Oxide Varistors

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B722xxS1
B722xxS2
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Disc Varistor, AdvanceD 10mm
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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
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Disc Varistor, Auto-Grade 10mm
Disc Varistor, Auto-Grade 14mm
Disc Varistor, Auto-Grade 20mm

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

1 kA
1.2 kA
1.75 kA
10 kA
100 A
100 kA
12 kA
15 kA
2 kA
2.5 A
2.5 kA
20 kA
25 A
25 kA
250 A
3.5 kA
4.5 kA
40 kA
400 A
5 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