SIOV Metal Oxide Varistors

TDK EPCOS 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 EPCOS 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
Qualification
Packaging
EPCOS / TDK Varistors 420VAC 10% 20mm SuperioR MP
Datasheet
18,827In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm MOVs PCB Mount Radial 2220 (5750 metric) 420 VAC 560 VDC 680 V 1.12 kV 20 mm 12 kA 405 J 730 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 40VAC 10% 20mm StandarD
Datasheet
4,877In Stock
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 6750 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 320VAC 10% 25mm SuperioR
Datasheet
3,636In Stock
Min.: 1
Mult.: 1

Disc Varistor, SuperioR 25mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 27.5 mm 20 kA 445 J 1600 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 750VAC 10% 40mm High E
Datasheet
276In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm MOVs Chassis Mount Screw 750 VAC 970 VDC 1.2 kV 2 kV 40 kA 1200 J 1000 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors MOV 150VAC 10% 40MM HIGH E
Datasheet
157In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm MOVs Chassis Mount Screw 150 VAC 200 VDC 240 V 395 V 32 mm 40 kA 360 J 4800 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 420VAC 10% 60mm High E
Datasheet
106In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 60mm MOVs PCB Mount SMD/SMT 420 VAC 560 VDC 680 V 1.12 kV 60 mm 70 kA 1.5 kJ 4300 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 130VAC 10% 5mm StandarD
Datasheet
4,409In Stock
Min.: 1
Mult.: 1
Reel: 1,500

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 130 VAC 170 VDC 205 V 340 V 5 mm 400 A 4.2 J 135 pF - 40 C + 105 C Reel, Cut Tape

EPCOS / TDK Varistors 275VAC 10% 7mm StandarD
Datasheet
4,980In Stock
Min.: 1
Mult.: 1
Reel: 1,000

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

EPCOS / TDK Varistors 150VAC 10% 10mm AdvanceD
Datasheet
3,345In Stock
Min.: 1
Mult.: 1
Reel: 1,500

Disc Varistor, AdvanceD 10mm MOVs PCB Mount Radial 150 VAC 200 VDC 240 V 395 V 12 mm 3.5 kA 30 J 430 pF - 40 C + 105 C Reel, Cut Tape
EPCOS / TDK Varistors 440VAC 10% 5mm StandarD
Datasheet
3,268In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 440 VAC 585 VDC 715 V 1.18 kV 5 mm 400 A 16 J 32 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 25VAC 10% 10mm StandarD
Datasheet
573In Stock
Min.: 1
Mult.: 1
Reel: 1,500

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 25 VAC 31 VDC 39 V 77 V 10 mm 500 A 3.7 J 3200 pF - 40 C + 105 C Reel, Cut Tape

EPCOS / TDK Varistors 50VAC 10% 7mm StandarD
Datasheet
4,285In Stock
Min.: 1
Mult.: 1
Reel: 1,500

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 50 VAC 65 VDC 82 V 135 V 7 mm 250 A 4.2 J 530 pF - 40 C + 105 C Reel, Cut Tape

EPCOS / TDK Varistors 230VAC 10% 14mm StandarD
Datasheet
584In Stock
Min.: 1
Mult.: 1
Reel: 1,000

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 230 VAC 300 VDC 360 V 595 V 14 mm 4.5 kA 60 J 530 pF - 40 C + 105 C Reel, Cut Tape

EPCOS / TDK Varistors 25VAC 10% 5mm StandarD
Datasheet
80In Stock
Min.: 1
Mult.: 1
Reel: 1,500

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 Reel, Cut Tape

EPCOS / TDK Varistors 300VAC 10% 7mm StandarD
Datasheet
1,124In Stock
Min.: 1
Mult.: 1
Reel: 1,000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 7 mm 1.2 kA 23 J 100 pF - 40 C + 105 C Reel, Cut Tape
EPCOS / TDK Varistors 175VAC 10% 10mm AdvanceD
Datasheet
4,273In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 10mm MOVs PCB Mount Radial 175 VAC 225 VDC 270 V 455 V 12 mm 3.5 kA 35 J 300 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 14VAC 10% 7mm AEC-Q200
Datasheet
4,980In Stock
Min.: 1
Mult.: 1
Reel: 1,500

Disc Varistor, Auto-Grade 7mm MOVs PCB Mount Radial 14 VAC 7 mm - 40 C + 105 C AEC-Q100 Reel, Cut Tape

EPCOS / TDK Varistors 440VAC 10% 7mm StandarD
Datasheet
6,142In Stock
Min.: 1
Mult.: 1
Reel: 1,000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 440 VAC 585 VDC 715 V 1.18 kV 7 mm 1.2 kA 34 J 72 pF - 40 C + 105 C Reel, Cut Tape
EPCOS / TDK Varistors 320VAC 10% 10mm StandarD
Datasheet
9,440In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 10 mm 2.5 kA 50 J 170 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 680VAC 10% 14mm StandarD
Datasheet
8,395In Stock
Min.: 1
Mult.: 1
Reel: 350

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 680 VAC 895 VDC 1.1 kV 1.815 kV 14 mm 4.5 kA 140 J 180 pF - 40 C + 105 C Reel, Cut Tape
EPCOS / TDK Varistors 385VAC 10% 20mm SuperioR MP
Datasheet
1,733In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm MOVs PCB Mount Radial 385 VAC 505 VDC 620 V 1.025 kV 22.5 mm 12 kA 335 J 800 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 17VAC 10% 14mm StandarD
Datasheet
3,745In Stock
Min.: 1
Mult.: 1
Reel: 1,500

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 17 VAC 22 VDC 27 V 53 V 14 mm 1 kA 5 J 8200 pF - 40 C + 105 C Reel, Cut Tape

EPCOS / TDK Varistors 510VAC 10% 20mm StandarD
Datasheet
1,644In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 510 VAC 670 VDC 820 V 1.355 kV 20 mm 6.5 kA 190 J 460 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 20VAC 10% 7mm StandarD
Datasheet
13,365In Stock
18,000Expected 23/03/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 20 VAC 26 VDC 33 V 65 V 7 mm 250 A 1.3 J 1600 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 14VAC 10% 14mm AEC-Q200
Datasheet
2,974In Stock
Min.: 1
Mult.: 1

Disc Varistor, Auto-Grade 14mm MOVs PCB Mount Radial 14 VAC 16 VDC 22 V 43 V 17 mm 1 kA 4 J 0.01 uF - 40 C + 105 C AEC-Q100 Bulk