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
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Packaging
EPCOS / TDK Varistors 210VAC 10% 20mm AdvanceD
Datasheet
3,000In Stock
3,000Expected 20/03/2026
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 210 VAC 270 VDC 330 V 10 kA 160 J 835 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 230VAC 10% 20mm AdvanceD
Datasheet
1,714In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 230 VAC 300 VDC 360 V 595 V 21.5 mm 10 kA 180 J 760 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 250VAC 10% 20mm AdvanceD
Datasheet
2,567In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 21.5 mm 1 kA 195 J 940 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 230VAC 10% 20mm StandarD
Datasheet
1,460In Stock
1,500Expected 23/03/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 230 VAC 300 VDC 360 V 595 V 20 mm 8 kA 130 J 760 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 25VAC 10% 20mm StandarD
Datasheet
3,365In Stock
3,000Expected 09/03/2026
Min.: 1
Mult.: 1

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 Bulk
EPCOS / TDK Varistors 680VAC 10% 20mm AdvanceD
Datasheet
521In Stock
1,600Expected 09/03/2026
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 680 VAC 895 VDC 1.1 kV 1.815 kV 21.5 mm 10 kA 440 J 250 pF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 150VAC 10% 20mm SuperioR
Datasheet
478In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm MOVs PCB Mount Radial 150 VAC 200 VDC 240 V 395 V 22.5 mm 12 kA 150 J 1160 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 250VAC 10% 20mm SuperioR
Datasheet
853In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 22.5 mm 12 kA 250 J 700 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 300VAC 10% 20mm SuperioR
Datasheet
1,042In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm MOVs PCB Mount Radial 2220 (5750 metric) 300 VAC 385 VDC 470 V 775 V 22.5 mm 12 kA 320 J 580 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 320VAC 10% 20mm SuperioR
Datasheet
129In Stock
1,500Expected 09/03/2026
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm MOVs PCB Mount Radial 2220 (5750 metric) 320 VAC 420 VDC 510 V 840 V 22.5 mm 12 kA 320 J 540 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 40VAC 10% 20mm StandarD
Datasheet
3,277In 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 60VAC 10% 20mm StandarD
Datasheet
1,489In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 60 VAC 85 VDC 100 V 165 V 20 mm 6.5 kA 33 J 3600 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 95VAC 10% 20mm StandarD
Datasheet
707In Stock
1,750Expected 11/05/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 95 VAC 125 VDC 150 V 250 V 21.5 mm 6.5 kA 50 J 2500 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 385VAC 10% 25mm SuperioR
Datasheet
95In Stock
1,500Expected 09/03/2026
Min.: 1
Mult.: 1

Disc Varistor, SuperioR 25mm MOVs PCB Mount Radial 385 VAC 505 VDC 620 V 1.025 kV 27.5 mm 20 kA 600 J 1250 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 580VAC 10% 25mm SuperioR
Datasheet
526In Stock
Min.: 1
Mult.: 1

Disc Varistor, SuperioR 25mm MOVs PCB Mount Radial 580 VAC 780 VDC 940 V 1.58 kV 27.5 mm 20 kA 800 J 830 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 150VAC 10% 40mm High E
Datasheet
155In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm MOVs Chassis Mount Screw 150 VAC 200 VDC 240 V 395 V 40 kA 360 J 4800 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 550VAC 10% 40mm High E
Datasheet
130In Stock
250Expected 23/03/2026
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm MOVs Chassis Mount Screw 550 VAC 745 VDC 910 V 1.5 kV 40 kA 960 J 1400 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 385VAC 10% 32mm High E
Datasheet
23In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm MOVs PCB Mount SMD/SMT 385 VAC 505 VDC 620 V 1.025 kV 32 mm 25 kA 550 J 1400 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 420VAC 10% 32mm High E
Datasheet
81In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm MOVs PCB Mount SMD/SMT 420 VAC 560 VDC 680 V 1.12 kV 32 mm 25 kA 600 J 1300 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 460VAC 10% 32mm High E
Datasheet
81In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm MOVs PCB Mount SMD/SMT 460 VAC 615 VDC 750 V 1.24 kV 32 mm 25 kA 660 J 1200 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 750VAC 10% 32mm High E
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm MOVs PCB Mount SMD/SMT 750 VAC 970 VDC 1.2 kV 2 kV 32 mm 25 kA 800 J 800 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 130VAC 10% 60mm High E
Datasheet
4In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 60mm MOVs PCB Mount SMD/SMT 130 VAC 170 VDC 205 V 340 V 60 mm 70 kA 490 J 0.015 uF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 230VAC 10% 60mm High E
Datasheet
17In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 60mm MOVs PCB Mount SMD/SMT 230 VAC 300 VDC 360 V 595 V 60 mm 70 kA 730 J 7900 pF - 40 C + 105 C Bulk
EPCOS / TDK Varistors 230VAC 10% 80mm High E
Datasheet
7In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 80mm MOVs PCB Mount SMD/SMT 230 VAC 300 VDC 100 kA 1.2 kJ 0.016 uF - 40 C + 105 C Bulk

EPCOS / TDK Varistors 420VAC 10% 14mm StandarD
Datasheet
1,288In Stock
Min.: 1
Mult.: 1
Reel: 500

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 420 VAC 560 VDC 680 V 1.12 kV 14 mm 4.5 kA 90 J 290 pF - 40 C + 105 C Reel, Cut Tape