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 (IDR) 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 300VAC 10% 5mm AdvanceD
Datasheet
6.008In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 5mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 5 mm 800 A 15 J 55 pF - 40 C + 105 C Bulk
TDK Varistors 230VAC 10% 5mm StandarD
Datasheet
7.977In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 230 VAC 300 VDC 360 V 595 V 5 mm 400 A 7.2 J 60 pF - 40 C + 105 C Bulk

TDK Varistors 25VAC 10% 5mm StandarD
Datasheet
3.937In Stock
5.000Expected 08/10/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 25 VAC 31 VDC 39 V 77 V 5 mm 100 A 700 mJ 850 pF - 40 C + 105 C Bulk
TDK Varistors 250VAC 10% 5mm StandarD
Datasheet
8.578In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 5 mm 400 A 8.2 J 55 pF - 40 C + 105 C Bulk
TDK Varistors 300VAC 10% 5mm StandarD
Datasheet
5.008In Stock
5.000Expected 30/09/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 5 mm 400 A 9.6 J 45 pF - 40 C + 105 C Bulk
TDK Varistors 35VAC 10% 5mm StandarD
Datasheet
8.515In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 35 VAC 45 VDC 56 V 110 V 5 mm 100 A 1.1 J 620 pF - 40 C + 105 C Bulk
TDK Varistors 385VAC 10% 5mm StandarD
Datasheet
4.975In Stock
5.000Expected 31/08/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 385 VAC 505 VDC 620 V 1.025 kV 5 mm 400 A 13 J 40 pF - 40 C + 105 C Bulk
TDK Varistors 40VAC 10% 5mm StandarD
Datasheet
4.125In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 40 VAC 56 VDC 68 V 135 V 5 mm 100 A 1.3 J 520 pF - 40 C + 105 C Bulk
TDK Varistors 420VAC 10% 5mm StandarD
Datasheet
4.491In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 420 VAC 560 VDC 680 V 1.12 kV 7 mm 400 A 14 J 40 pF - 40 C + 105 C Bulk
TDK Varistors 460VAC 10% 5mm StandarD
Datasheet
10.193In Stock
12.000Expected 24/08/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 460 VAC 615 VDC 750 V 1.24 kV 5 mm 400 A 18 J 30 pF - 40 C + 105 C Bulk
TDK Varistors 50VAC 10% 5mm StandarD
Datasheet
4.326In Stock
4.400Expected 28/09/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 50 VAC 65 VDC 82 V 135 V 5 mm 400 A 1.8 J 300 pF - 40 C + 105 C Bulk
TDK Varistors 75VAC 10% 5mm StandarD
Datasheet
26In Stock
5.000Expected 03/09/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 75 VAC 100 VDC 120 V 200 V 5 mm 400 A 2.5 J 210 pF - 40 C + 105 C Bulk
TDK Varistors 95VAC 10% 5mm StandarD
Datasheet
2.433In Stock
5.000Expected 08/10/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 95 VAC 125 VDC 150 V 250 V 5 mm 400 A 3.4 J 135 pF - 40 C + 105 C Bulk

TDK Varistors 11VAC 10% 7mm StandarD
Datasheet
3.220In Stock
Min.: 1
Mult.: 1
: 4.500

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 11 VAC 14 VDC 18 V 36 V 7 mm 250 A 800 mJ 2.75 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 11VAC 10% 7mm StandarD
Datasheet
4.395In Stock
Min.: 1
Mult.: 1
: 4.500

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 11 VAC 14 VDC 18 V 36 V 7 mm 250 A 800 mJ 2.75 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 14VAC 10% 7mm StandarD
Datasheet
8.616In Stock
Min.: 1
Mult.: 1
: 6.000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 14 VAC 18 VDC 22 V 43 V 7 mm 250 A 900 mJ 2.3 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 14VAC 10% 7mm StandarD
Datasheet
5.513In Stock
Min.: 1
Mult.: 1
: 6.000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 14 VAC 18 VDC 22 V 43 V 7 mm 250 A 900 mJ 2.3 nF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 140VAC 10% 7mm StandarD
Datasheet
1.425In Stock
5.000Expected 22/09/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 140 VAC 180 VDC 220 V 360 V 7 mm 1.2 kA 10 J 180 pF - 40 C + 105 C Bulk
TDK Varistors 150VAC 10% 7mm StandarD
Datasheet
5.501In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 150 VAC 200 VDC 240 V 395 V 7 mm 1.2 kA 11 J 170 pF - 40 C + 105 C Bulk

TDK Varistors 150VAC 10% 7mm StandarD
Datasheet
18In Stock
Min.: 1
Mult.: 1
: 6.000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 150 VAC 200 VDC 240 V 395 V 7 mm 1.2 kA 11 J 210 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 20VAC 10% 7mm StandarD
Datasheet
1.673In Stock
Min.: 1
Mult.: 1
: 7.500

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 20 VAC 26 VDC 33 V 65 V 7 mm 250 A 1.3 J 1.6 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 250VAC 10% 7mm StandarD
Datasheet
8.481In Stock
Min.: 1
Mult.: 1
: 5.000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 7 mm 1.2 kA 19 J 120 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 250VAC 10% 7mm StandarD
Datasheet
2.490In Stock
Min.: 1
Mult.: 1
: 5.000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 7 mm 1.2 kA 19 J 120 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 275VAC 10% 7mm StandarD
Datasheet
2.440In Stock
Min.: 1
Mult.: 1
: 6.000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 7 mm 1.2 kA 21 J 110 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 275VAC 10% 7mm StandarD
Datasheet
3.407In Stock
Min.: 1
Mult.: 1
: 5.000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 7 mm 1.2 kA 21 J 110 pF - 40 C + 105 C Reel, Cut Tape