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 460VAC 10% 14mm StandarD
Datasheet
4,169In Stock
4,200Expected 09/04/2026
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 460 VAC 615 VDC 700 V 1.24 kV 14 mm 4.5 kA 100 J 200 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 60VAC 10% 14mm StandarD
Datasheet
6,999In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 60 VAC 85 VDC 100 V 165 V 14 mm 4.5 kA 17 J 1650 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 680VAC 10% 14mm StandarD
Datasheet
3,099In Stock
6,000Expected 23/02/2026
Min.: 1
Mult.: 1

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 Bulk
EPCOS / TDK Varistors 95VAC 10% 14mm StandarD
Datasheet
2,914In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 95 VAC 125 VDC 150 V 250 V 14 mm 4.5 kA 25 J 870 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 320VAC 10% 14mm 125 DegC AdvanceD
Datasheet
1,372In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 125C, 85C/85%RH 14mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 17.5 mm 6 kA 136 J 370 pF - 40 C + 125 C Bulk
EPCOS / TDK Varistors 510VAC 10% 14mm 125 DegC AdvanceD
Datasheet
1,236In Stock
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
EPCOS / TDK Varistors 320VAC 10% 20mm SuperioR MP
Datasheet
55In Stock
7,500Expected 20/03/2026
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 22.5 mm 12 kA 330 J 1000 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 460VAC 10% 20mm SuperioR MP
Datasheet
1,186In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm MOVs PCB Mount Radial 460 VAC 615 VDC 750 V 1.24 kV 22.5 mm 12 kA 445 J 660 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 175VAC 10% 20mm EnergetiQ
Datasheet
873In Stock
Min.: 1
Mult.: 1

Disc Varistor, EnergetiQ 20mm MOVs PCB Mount Radial 175 VAC 225 VDC 270 V 455 V 22.5 mm 15 kA 135 J 1500 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 250VAC 10% 20mm EnergetiQ
Datasheet
527In Stock
Min.: 1
Mult.: 1

Disc Varistor, EnergetiQ 20mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 20 mm 8 kA 140 J 940 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 300VAC 10% 20mm EnergetiQ
Datasheet
1,280In Stock
Min.: 1
Mult.: 1

Disc Varistor, EnergetiQ 20mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 20 mm 15 kA 235 J 850 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 25VAC 10% 20mm StandarD
Datasheet
1,791In Stock
Min.: 1
Mult.: 1
Reel: 1,000

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 25 VAC 31 VDC 39 V 77 V 20 mm 2 kA 22 J 0.0111 uF - 40 C + 105 C Reel, Cut Tape

EPCOS / TDK Varistors 300VAC 10% 20mm StandarD
Datasheet
1,264In Stock
Min.: 1
Mult.: 1
Reel: 250

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 20 mm 8 kA 173 J 780 pF - 40 C + 105 C Reel, Cut Tape

EPCOS / TDK Varistors 320VAC 10% 20mm StandarD
Datasheet
1,417In Stock
Min.: 1
Mult.: 1
Reel: 750

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 21.5 mm 8 kA 184 J 720 pF - 40 C + 105 C Reel, Cut Tape
EPCOS / TDK Varistors 440VAC 10% 20mm StandarD
Datasheet
1,838In Stock
2,400Expected 23/03/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 440 VAC 585 VDC 715 V 1.18 kV 20 mm 8 kA 185 J 350 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 680VAC 10% 20mm StandarD
Datasheet
1,614In Stock
2,400Expected 23/03/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 680 VAC 895 VDC 1.1 kV 1.815 kV 21.5 mm 6.5 kA 250 J 340 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 115VAC 10% 20mm StandarD
Datasheet
2,572In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 125 VAC 150 VDC 180 V 300 V 20 mm 6.5 kA 60 J 1520 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 14VAC 10% 20mm AEC-Q200
Datasheet
368In Stock
Min.: 1
Mult.: 1

Disc Varistor, Auto-Grade 20mm MOVs PCB Mount Radial 14 VAC 16 VDC 22 V 43 V 23 mm 2 kA 12 J 0.019 uF - 40 C + 105 C AEC-Q100 Bulk
EPCOS / TDK Varistors 130VAC 10% 20mm StandarD
Datasheet
3,555In Stock
4,200Expected 23/03/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 130 VAC 170 VDC 205 V 340 V 20 mm 8 kA 74 J 1340 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 150VAC 10% 20mm StandarD
Datasheet
753In Stock
Min.: 1
Mult.: 1
Reel: 1,000

B722xxS1 MOVs PCB Mount Radial 150 VAC 200 VDC 240 V 395 V 20 mm 8 kA 85 J 1550 pF - 40 C + 105 C Reel, Cut Tape
EPCOS / TDK Varistors 17VAC 10% 20mm StandarD
Datasheet
1,140In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 17 VAC 22 VDC 27 V 53 V 20 mm 2 kA 14 J 0.0156 uF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 175VAC 10% 20mm StandarD
Datasheet
2,731In Stock
4,200Expected 23/02/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 175 VAC 225 VDC 270 V 455 V 20 mm 8 kA 98 J 1000 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 20VAC 10% 20mm StandarD
Datasheet
1,195In Stock
1,500Expected 09/03/2026
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 0.013 uF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 150VAC 10% 20mm AdvanceD
Datasheet
2,357In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 150 VAC 200 VDC 240 V 395 V 21.5 mm 1 kA 120 J 1550 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 175VAC 10% 20mm AdvanceD
Datasheet
2,268In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 175 VAC 225 VDC 270 V 455 V 21.5 mm 10 kA 135 J 1000 pF - 40 C + 105 C Bulk