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 (GBP) 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 35VAC 10% 7mm StandarD
Datasheet
5,013In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 35 VAC 45 VDC 56 V 110 V 7 mm 250 A 2.5 J 1.05 nF - 40 C + 105 C Bulk

TDK Varistors 35VAC 10% 7mm StandarD
Datasheet
400In Stock
Min.: 1
Mult.: 1
: 6,000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 35 VAC 45 VDC 56 V 110 V 7 mm 250 A 2.5 J 1.05 nF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 460VAC 10% 7mm StandarD
Datasheet
6,819In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 460 VAC 615 VDC 750 V 1.24 kV 7 mm 1.2 kA 36 J 55 pF - 40 C + 105 C Bulk
TDK Varistors 50VAC 10% 7mm StandarD
Datasheet
12,458In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 50 VAC 65 VDC 82 V 135 V 7 mm 1.2 kA 4.2 J 530 pF - 40 C + 105 C Bulk
TDK Varistors 75VAC 10% 7mm StandarD
Datasheet
3,739In Stock
15,000Expected 13/10/2026
Min.: 1
Mult.: 1

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 Bulk
TDK Varistors 95VAC 10% 7mm StandarD
Datasheet
1,011In Stock
5,000Expected 08/10/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 95 VAC 125 VDC 150 V 250 V 7 mm 1.2 kA 7.6 J 260 pF - 40 C + 105 C Bulk
TDK Varistors 275VAC 10% 7mm 125 DegC AdvanceD
Datasheet
52In Stock
3,500Expected 19/10/2026
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 125C, 85C/85%RH 7mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 11 mm 1.75 kA 27.5 J 110 pF - 40 C + 125 C Bulk
TDK Varistors 175VAC 10% 10mm MP AdvanceD
Datasheet
483In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse AdvanceD 10mm MOVs PCB Mount Radial 175 VAC 225 VDC 270 V 455 V 12 mm 3.5 kA 40 J 500 pF - 40 C + 105 C Bulk
TDK Varistors 275VAC 10% 10mm MP AdvanceD
Datasheet
1,586In Stock
6,000Expected 08/10/2026
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse AdvanceD 10mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 12 mm 3.5 kA 60 J 315 pF - 40 C + 105 C Bulk
TDK Varistors 300VAC 10% 10mm MP AdvanceD
Datasheet
3,884In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse AdvanceD 10mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 12 mm 3.5 kA 65 J 285 pF - 40 C + 105 C Bulk
TDK Varistors 320VAC 10% 10mm MP AdvanceD
Datasheet
992In Stock
3,000Expected 21/09/2026
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse AdvanceD 10mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 12 mm 3.5 kA 72 J 265 pF - 40 C + 105 C Bulk
TDK Varistors 420VAC 10% 10mm MP AdvanceD
Datasheet
2,255In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse AdvanceD 10mm MOVs PCB Mount Radial 420 VAC 560 VDC 680 V 1.12 kV 12.5 mm 3.5 kA 87 J 210 pF - 40 C + 105 C Bulk

TDK Varistors 130VAC 10% 10mm StandarD
Datasheet
2,855In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 130 VAC 170 VDC 205 V 340 V 10 mm 2.5 kA 19 J 500 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 130VAC 10% 10mm StandarD
Datasheet
2,262In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 130 VAC 170 VDC 205 V 340 V 10 mm 2.5 kA 19 J 500 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 14VAC 10% 10mm StandarD
Datasheet
1,365In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 14 VAC 18 VDC 22 V 43 V 10 mm 500 A 2 J 5.2 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 25VAC 10% 10mm StandarD
Datasheet
1,006In Stock
6,000Expected 08/10/2026
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 25 VAC 31 VDC 39 V 77 V 10 mm 500 A 3.7 J 3.2 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 250VAC 10% 10mm StandarD
Datasheet
2,535In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 10 mm 2.5 kA 38 J 245 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 275VAC 10% 10mm StandarD
Datasheet
3,000In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 10 mm 2.5 kA 43 J 220 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 275VAC 10% 10mm StandarD
Datasheet
61In Stock
9,600Expected 08/10/2026
Min.: 1
Mult.: 1
: 4,800

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 12 mm 2.5 kA 43 J 220 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 275VAC 10% 10mm StandarD
Datasheet
970In Stock
Min.: 1
Mult.: 1
: 4,800

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 12 mm 2.5 kA 43 J 195 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 30VAC 10% 10mm StandarD
Datasheet
2,680In Stock
3,000Expected 31/08/2026
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 30 VAC 38 VDC 47 V 93 V 12 mm 500 A 4.4 J 2.75 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 300VAC 10% 10mm StandarD
Datasheet
4,921In Stock
Min.: 1
Mult.: 1
: 4,800

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 10 mm 2.5 kA 47 J 200 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 300VAC 10% 10mm StandarD
Datasheet
4,254In Stock
Min.: 1
Mult.: 1
: 4,800

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 10 mm 2.5 kA 47 J 200 pF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 35VAC 10% 10mm StandarD
Datasheet
3,199In Stock
1,000Expected 01/09/2026
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 35 VAC 45 VDC 56 V 110 V 10 mm 500 A 5.4 J 2.4 nF - 40 C + 105 C Reel, Cut Tape

TDK Varistors 460VAC 10% 10mm StandarD
Datasheet
2,889In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 460 VAC 615 VDC 750 V 1.24 kV 10 mm 2.5 kA 50 J 150 pF - 40 C + 105 C Reel, Cut Tape