SIOV Metal Oxide Varistors

TDK SIOV Metal Oxide Varistors feature a wide operating voltage range of 11 to 1100VRMS. 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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Description Datasheet Availability Pricing (TWD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Product
Mounting Style
Termination Style
Package / Case
Voltage Rating AC
Voltage Rating DC
Varistor Voltage
Clamping Voltage
Diameter
Peak Surge Current
Surge Energy Rating
Capacitance
Minimum Operating Temperature
Maximum Operating Temperature
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Packaging

TDK Varistors 250VAC 10% 14mm StandarD
Datasheet
1,816In Stock
Min.: 1
Mult.: 1
: 4,800

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 14 mm 4.5 kA 65 J 490 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 275VAC 10% 14mm StandarD
Datasheet
16In Stock
3,000Expected 10/8/2026
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 15.5 mm 4.5 kA 71 J 440 pF - 40 C + 105 C Bulk

TDK Varistors 275VAC 10% 14mm StandarD
Datasheet
1,039In Stock
4,800Expected 8/25/2026
Min.: 1
Mult.: 1
: 4,800

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 15.5 mm 4.5 kA 71 J 320 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 275VAC 10% 14mm StandarD
Datasheet
3,062In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 14 mm 4.5 kA 71 J 440 pF - 40 C + 105 C Bulk

TDK Varistors 275VAC 10% 14mm StandarD
Datasheet
72In Stock
4,550Expected 9/14/2026
Min.: 1
Mult.: 1
: 4,800

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 14 mm 4.5 kA 71 J 440 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 300VAC 10% 14mm StandarD
Datasheet
1,648In Stock
Min.: 1
Mult.: 1
: 4,800

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 14 mm 4.5 kA 76 J 400 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 320VAC 10% 14mm StandarD
Datasheet
667In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 14 mm 4.5 kA 84 J 370 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 320VAC 10% 14mm StandarD
Datasheet
2,444In Stock
Min.: 1
Mult.: 1
: 4,000

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 14 mm 4.5 kA 84 J 370 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 35VAC 10% 14mm StandarD
Datasheet
1,407In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 35 VAC 45 VDC 56 V 110 V 14 mm 1 kA 10 J 4.2 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 40VAC 10% 14mm StandarD
Datasheet
1,429In Stock
3,000Expected 9/21/2026
Min.: 1
Mult.: 1
: 3,000

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 40 VAC 56 VDC 68 V 135 V 14 mm 1 kA 13 J 3.55 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 50VAC 10% 14mm StandarD
Datasheet
2,017In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 50 VAC 65 VDC 82 V 135 V 14 mm 1 kA 15 J 1.8 nF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 510VAC 10% 14mm StandarD
Datasheet
3,149In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 510 VAC 670 VDC 820 V 1.355 kV 15.5 mm 4.5 kA 110 J 180 pF - 40 C + 105 C Bulk
TDK Varistors 550VAC 10% 14mm StandarD
Datasheet
3,282In Stock
6,000Expected 10/5/2026
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 550 VAC 745 VDC 910 V 1.5 kV 15.5 mm 4.5 kA 120 J 170 pF - 40 C + 105 C Bulk

TDK Varistors 60VAC 10% 14mm StandarD
Datasheet
4,072In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 60 VAC 85 VDC 100 V 165 V 14 mm 1 kA 17 J 1.65 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 60VAC 10% 14mm StandarD
Datasheet
2,950In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 60 VAC 85 VDC 100 V 165 V 14 mm 1 kA 17 J 1.65 nF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 11VAC 10% 14mm StandarD
Datasheet
340In Stock
3,000Expected 10/26/2026
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 11 VAC 14 VDC 18 V 36 V 14 mm 1 kA 3.2 J 12.1 nF - 40 C + 105 C Bulk
TDK Varistors 115VAC 10% 14mm StandarD
Datasheet
3,994In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 125 VAC 150 VDC 180 V 300 V 14 mm 4.5 kA 30 J 730 pF - 40 C + 105 C Bulk

TDK Varistors 14VAC 10% 14mm AEC-Q200
Datasheet
1,063In Stock
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
TDK Varistors 14VAC 10% 14mm StandarD
Datasheet
4,125In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 14 VAC 18 VDC 22 V 43 V 14 mm 1 kA 4 J 9.95 nF - 40 C + 105 C Bulk
TDK Varistors 150VAC 10% 14mm StandarD
Datasheet
5,057In Stock
18,000Expected 8/24/2026
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 150 VAC 200 VDC 240 V 395 V 15.5 mm 4.5 kA 40 J 750 pF - 40 C + 105 C Bulk
TDK Varistors 17VAC 10% 14mm StandarD
Datasheet
1,809In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 17 VAC 22 VDC 27 V 53 V 15.5 mm 1 kA 5 J 8.2 nF - 40 C + 105 C Bulk
TDK Varistors 130VAC 10% 14mm AdvanceD
Datasheet
82In Stock
3,000Expected 10/8/2026
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm MOVs PCB Mount Radial 130 VAC 170 VDC 205 V 340 V 14 mm 6 kA 50 J 650 pF - 40 C + 105 C Bulk
TDK Varistors 140VAC 10% 14mm AdvanceD
Datasheet
258In Stock
3,000Expected 9/21/2026
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm MOVs PCB Mount Radial 140 VAC 180 VDC 220 V 360 V 15.5 mm 6 kA 55 J 610 pF - 40 C + 105 C Bulk
TDK Varistors 175VAC 10% 14mm AdvanceD
Datasheet
869In Stock
3,000Expected 9/21/2026
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm MOVs PCB Mount Radial 175 VAC 225 VDC 270 V 455 V 15.5 mm 6 kA 70 J 490 pF - 40 C + 105 C Bulk
TDK Varistors 230VAC 10% 14mm AdvanceD
Datasheet
974In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm MOVs PCB Mount Radial 230 VAC 300 VDC 360 V 595 V 15.5 mm 6 kA 90 J 380 pF - 40 C + 105 C Bulk