Varistors – Mouser Japan

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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 75VAC 10% 20mm StandarD

B72220S0750K101
TDK
1: ¥169.4
2,894In Stock
4,200Expected 9/16/2026

Mfr. Part #
B72220S0750K101

Mouser Part #
871-B72220S750K101

TDK

Varistors 75VAC 10% 20mm StandarD

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Datasheet

2,894In Stock

4,200Expected 9/16/2026

¥169.4

¥110.3

¥97

¥90.9

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

75 VAC

100 VDC

120 V

200 V

20 mm

6.5 kA

40 J

2.9 nF

- 40 C

+ 105 C

Bulk

Varistors 320VAC 10% 20mm 125 DegC AdvanceD

B72220U2321K501
TDK
1: ¥196
2,625In Stock

Mfr. Part #
B72220U2321K501

Mouser Part #
871-B72220U2321K501

TDK

Varistors 320VAC 10% 20mm 125 DegC AdvanceD

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Datasheet

2,625In Stock

¥196

¥127.1

¥112.1

¥105

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 550VAC 10% 40mm High E

B72240L0551K100
TDK
1: ¥3,006.4
41In Stock
250Expected 11/16/2026

Mfr. Part #
B72240L0551K100

Mouser Part #
871-B72240L0551K100

TDK

Varistors 550VAC 10% 40mm High E

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Datasheet

41In Stock

250Expected 11/16/2026

¥3,006.4

¥2,386.9

¥2,232.4

¥2,063

View

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm

MOVs

Chassis Mount

Screw

550 VAC

745 VDC

910 V

1.5 kV

40 kA

960 J

1.4 nF

- 40 C

+ 105 C

Bulk

Varistors 320VAC 10% 32mm High E

B72232B0321K001
TDK
1: ¥3,493.1
53In Stock
40Expected 8/24/2026

Mfr. Part #
B72232B0321K001

Mouser Part #
871-B72232B0321K001

TDK

Varistors 320VAC 10% 32mm High E

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Datasheet

53In Stock

40Expected 8/24/2026

¥3,493.1

¥2,888.5

¥2,629.4

¥2,390.2

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Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm

MOVs

PCB Mount

SMD/SMT

320 VAC

420 VDC

510 V

840 V

32 mm

25 kA

430 J

1.7 nF

- 40 C

+ 105 C

Bulk

Varistors 385VAC 10% 32mm High E

B72232B0381K001
TDK
1: ¥3,614.3
31In Stock

Mfr. Part #
B72232B0381K001

Mouser Part #
871-B72232B0381K001

TDK

Varistors 385VAC 10% 32mm High E

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Datasheet

31In Stock

¥3,614.3

¥2,888.5

¥2,629.4

¥2,483.2

View

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm

MOVs

PCB Mount

SMD/SMT

385 VAC

505 VDC

620 V

1.025 kV

32 mm

25 kA

550 J

1.4 nF

- 40 C

+ 105 C

Bulk

Varistors 320VAC 10% 40mm High E

B72240B0321K001
TDK
1: ¥5,566
11In Stock
40Expected 10/8/2026

Mfr. Part #
B72240B0321K001

Mouser Part #
871-B72240B321K1

TDK

Varistors 320VAC 10% 40mm High E

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Datasheet

11In Stock

40Expected 10/8/2026

¥5,566

¥4,544.5

¥4,340.2

¥3,838.6

¥3,717.3

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm

MOVs

Chassis Mount

Screw

320 VAC

420 VDC

510 V

840 V

40 mm

40 kA

640 J

2.3 nF

- 40 C

+ 105 C

Bulk

Varistors 150VAC 10% 60mm High E

B72260B0151K001
TDK
1: ¥12,027.3
6In Stock

Mfr. Part #
B72260B0151K001

Mouser Part #
871-B72260B0151K001

TDK

Varistors 150VAC 10% 60mm High E

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Datasheet

6In Stock

¥12,027.3

¥10,706.8

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 60mm

MOVs

PCB Mount

SMD/SMT

150 VAC

200 VDC

240 V

395 V

60 mm

70 kA

570 J

12 nF

- 40 C

+ 105 C

Bulk

Varistors 230VAC 10% 80mm High E

B72280B0231K001
TDK
1: ¥22,672.7
3In Stock

Mfr. Part #
B72280B0231K001

Mouser Part #
871-B72280B0231K001

TDK

Varistors 230VAC 10% 80mm High E

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Datasheet

3In Stock

¥22,672.7

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 80mm

MOVs

PCB Mount

SMD/SMT

230 VAC

300 VDC

100 kA

1.2 kJ

16 nF

- 40 C

+ 105 C

Bulk

Varistors 320VAC 10% 80mm High E

B72280B0321K001
TDK
1: ¥21,483.4
12In Stock
10Expected 11/25/2026

Mfr. Part #
B72280B0321K001

Mouser Part #
871-B72280B0321K001

TDK

Varistors 320VAC 10% 80mm High E

Learn More

Datasheet

12In Stock

10Expected 11/25/2026

¥21,483.4

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 80mm

MOVs

PCB Mount

SMD/SMT

320 VAC

420 VDC

510 V

840 V

80 mm

100 kA

1.6 kJ

11 nF

- 40 C

+ 105 C

Bulk

Varistors 550VAC 10% 80mm High E

B72280B0551K001
TDK
1: ¥26,514.5
9In Stock
80On Order

Mfr. Part #
B72280B0551K001

Mouser Part #
871-B72280B0551K001

TDK

Varistors 550VAC 10% 80mm High E

Learn More

Datasheet

9In Stock

80On Order

¥26,514.5

Min.: 1
Mult.: 1

Disc Varistor, High-Energy 80mm

MOVs

PCB Mount

SMD/SMT

550 VAC

745 VDC

910 V

1.5 kV

80 mm

100 kA

3.1 kJ

6.5 nF

- 40 C

+ 105 C

Bulk

Varistors 510VAC 10% 14mm 125 DegC AdvanceD

B72214U2511K501
TDK
1: ¥186
1,236In Stock

Mfr. Part #
B72214U2511K501

Mouser Part #
871-B72214U2511K501

TDK

Varistors 510VAC 10% 14mm 125 DegC AdvanceD

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Datasheet

1,236In Stock

¥186

¥134.5

¥121.8

¥104.5

View

Min.: 1
Mult.: 1

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

MOVs

PCB Mount

Radial

510 VAC

670 VDC

820 V

1.355 kV

17.5 mm

5 kA

165 J

240 pF

- 40 C

+ 125 C

Bulk

Varistors 14VAC 10% 7mm StandarD

B72207S0140K101
TDK
1: ¥51.5
23,545On Order

Mfr. Part #
B72207S0140K101

Mouser Part #
871-B72207S140K101

TDK

Varistors 14VAC 10% 7mm StandarD

Learn More

Datasheet

23,545On Order

¥51.5

¥30.9

¥26.6

¥24.4

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm

MOVs

PCB Mount

Radial

14 VAC

18 VDC

22 V

43 V

7 mm

250 A

0.9 J

2.3 nF

- 40 C

+ 105 C

Bulk

Varistors 60VAC 10% 7mm StandarD

B72207S0600K101
TDK
1: ¥48.2
13,764Expected 9/24/2026

Mfr. Part #
B72207S0600K101

Mouser Part #
871-B72207S600K101

TDK

Varistors 60VAC 10% 7mm StandarD

Learn More

Datasheet

13,764Expected 9/24/2026

¥48.2

¥29.2

¥25.1

¥23.1

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm

MOVs

PCB Mount

Radial

60 VAC

85 VDC

100 V

165 V

7 mm

1.2 kA

4.8 J

480 pF

- 40 C

+ 105 C

Bulk

Varistors 40VAC 10% 10mm StandarD

B72210S0400K151
TDK
1: ¥83.1
2In Stock

Mfr. Part #
B72210S0400K151

Mouser Part #
871-B72210S0400K151

TDK

Varistors 40VAC 10% 10mm StandarD

Learn More

Datasheet

2In Stock

Cut Tape

¥83.1

¥51.5

¥44.7

¥41.5

View

Reel

¥33.6

Min.: 1
Mult.: 1

: 3,000

Disc Varistor, StandarD 10mm

MOVs

PCB Mount

Radial

40 VAC

56 VDC

68 V

135 V

10 mm

500 A

6.4 J

2.1 nF

- 40 C

+ 105 C

Reel, Cut Tape

Varistors 175VAC 10% 10mm StandarD

B72210S0171K101
TDK
1: ¥53.2
23,712On Order

Mfr. Part #
B72210S0171K101

Mouser Part #
871-B72210S171K101

TDK

Varistors 175VAC 10% 10mm StandarD

Learn More

Datasheet

23,712On Order

¥53.2

¥32.4

¥27.9

¥25.7

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm

MOVs

PCB Mount

Radial

175 VAC

225 VDC

270 V

455 V

10 mm

2.5 kA

28 J

300 pF

- 40 C

+ 105 C

Bulk

Varistors 385VAC 10% 14mm MP AdvanceD

B72214P2381K101
TDK
1: ¥103
12,586On Order

Mfr. Part #
B72214P2381K101

Mouser Part #
871-B72214P2381K101

TDK

Varistors 385VAC 10% 14mm MP AdvanceD

Learn More

Datasheet

12,586On Order

¥103

¥65.3

¥57

¥51.7

View

Min.: 1
Mult.: 1

Disc Varistor, Multi_Pulse AdvanceD 14mm

MOVs

PCB Mount

Radial

385 VAC

505 VDC

620 V

1.025 kV

16.5 mm

6 kA

180 J

390 pF

- 40 C

+ 105 C

Bulk

Varistors 460VAC 10% 14mm MP AdvanceD

B72214P2461K101
TDK
1: ¥162.8
6,000Expected 10/8/2026

Mfr. Part #
B72214P2461K101

Mouser Part #
871-B72214P2461K101

TDK

Varistors 460VAC 10% 14mm MP AdvanceD

Learn More

Datasheet

6,000Expected 10/8/2026

¥162.8

¥105.1

¥92.5

¥86.4

View

Min.: 1
Mult.: 1

Disc Varistor, Multi_Pulse AdvanceD 14mm

MOVs

PCB Mount

Radial

460 VAC

615 VDC

750 V

1.24 kV

16.5 mm

6 kA

200 J

320 pF

- 40 C

+ 105 C

Bulk

Varistors 14VAC 10% 14mm AEC-Q200

B72214S1140K501
TDK
1: ¥196
5,981Expected 9/28/2026

Mfr. Part #
B72214S1140K501

Mouser Part #
871-B72214S1140K501

TDK

Varistors 14VAC 10% 14mm AEC-Q200

Learn More

Datasheet

5,981Expected 9/28/2026

¥196

¥128.1

¥113.1

¥106

View

Min.: 1
Mult.: 1

Disc Varistor, Auto-Grade 14mm

MOVs

PCB Mount

Radial

14 VAC

16 VDC

22 V

43 V

16 mm

1 kA

4 J

10 nF

- 40 C

+ 105 C

AEC-Q100

Bulk

Varistors 14VAC 10% 14mm AEC-Q200

B72214S1140K551
TDK
1: ¥219.3
3,988Expected 9/21/2026

Mfr. Part #
B72214S1140K551

Mouser Part #
871-B72214S1140K551

TDK

Varistors 14VAC 10% 14mm AEC-Q200

Learn More

Datasheet

3,988Expected 9/21/2026

Cut Tape

¥219.3

¥159.1

¥144

¥127.4

View

Reel

¥98.7

Min.: 1
Mult.: 1

: 4,000

Disc Varistor, Auto-Grade 14mm

MOVs

PCB Mount

Radial

14 VAC

16 VDC

22 V

43 V

17 mm

1 kA

4 J

10 nF

- 40 C

+ 105 C

AEC-Q100

Reel, Cut Tape

Varistors 150VAC 10% 14mm AdvanceD

B72214S2151K101
TDK
1: ¥108
8,980Expected 9/14/2026

Mfr. Part #
B72214S2151K101

Mouser Part #
871-B72214S2151K101

TDK

Varistors 150VAC 10% 14mm AdvanceD

Learn More

Datasheet

8,980Expected 9/14/2026

¥108

¥67.9

¥59.3

¥55.1

View

Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm

MOVs

PCB Mount

Radial

150 VAC

200 VDC

240 V

395 V

15.5 mm

6 kA

60 J

570 pF

- 40 C

+ 105 C

Bulk

Varistors 210VAC 10% 14mm AdvanceD

B72214S2211K101
TDK
1: ¥93
2In Stock

Mfr. Part #
B72214S2211K101

Mouser Part #
871-B72214S2211K101

TDK

Varistors 210VAC 10% 14mm AdvanceD

Learn More

Datasheet

2In Stock

¥93

¥58.3

¥50.7

¥47

View

Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm

MOVs

PCB Mount

Radial

210 VAC

270 VDC

330 V

545 V

15.5 mm

6 kA

80 J

410 pF

- 40 C

+ 105 C

Bulk

Varistors 130VAC 10% 20mm EnergetiQ

B72220Q0131K101
TDK
1: ¥305.6
2,603Expected 8/26/2026

Mfr. Part #
B72220Q0131K101

Mouser Part #
871-B72220Q0131K101

TDK

Varistors 130VAC 10% 20mm EnergetiQ

Learn More

Datasheet

2,603Expected 8/26/2026

¥305.6

¥225.9

¥204.3

¥182.7

View

Min.: 1
Mult.: 1

Disc Varistor, EnergetiQ 20mm

MOVs

PCB Mount

Radial

130 VAC

170 VDC

205 V

340 V

22.5 mm

15 kA

100 J

1.95 nF

- 40 C

+ 105 C

Bulk

Varistors 1000VAC 10% 20mm StandarD

B72220S0102K101
TDK
1: ¥594.6
4,493Expected 8/24/2026

Mfr. Part #
B72220S0102K101

Mouser Part #
871-B72220S0102K101

TDK

Varistors 1000VAC 10% 20mm StandarD

Learn More

Datasheet

4,493Expected 8/24/2026

¥594.6

¥448.5

¥410.3

¥370.4

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

1.1 kVAC

1.465 kVDC

1.8 kV

2.97 kV

21.5 mm

6.5 kA

410 J

210 pF

- 40 C

+ 105 C

Bulk

Varistors 20VAC 10% 20mm StandarD

B72220S0200K101
TDK
1: ¥152.8
4,357On Order

Mfr. Part #
B72220S0200K101

Mouser Part #
871-B72220S200K101

TDK

Varistors 20VAC 10% 20mm StandarD

Learn More

Datasheet

4,357On Order

¥152.8

¥98.8

¥87

¥81.4

View

Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm

MOVs

PCB Mount

Radial

20 VAC

26 VDC

33 V

65 V

20 mm

2 kA

18 J

13 nF

- 40 C

+ 105 C

Bulk

Varistors 150VAC 10% 20mm SuperioR

B72220S3151K101
TDK
1: ¥368.7
1,487Expected 9/14/2026

Mfr. Part #
B72220S3151K101

Mouser Part #
871-B72220S3151K101

TDK

Varistors 150VAC 10% 20mm SuperioR

Learn More

Datasheet

1,487Expected 9/14/2026

¥368.7

¥272.4

¥249.2

¥222.6

View

Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm

MOVs

PCB Mount

Radial

150 VAC

200 VDC

240 V

395 V

22.5 mm

12 kA

150 J

1.16 nF

- 40 C

+ 105 C

Bulk

Automotive 42 V
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
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

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