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 (JPY) 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
Max Surge Current
Surge Energy Rating
Capacitance
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
TDK Varistors 460VAC 10% 14mm StandarD
Datasheet
16,795In Stock
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
TDK Varistors 320VAC 10% 20mm SuperioR MP
Datasheet
7,294In Stock
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 1 nF - 40 C + 105 C Bulk
TDK Varistors 275VAC 10% 20mm EnergetiQ
Datasheet
4,107In Stock
Min.: 1
Mult.: 1

Disc Varistor, EnergetiQ 20mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 20 mm 15 kA 215 J 930 pF - 40 C + 105 C Bulk
TDK Varistors 140VAC 10% 20mm AdvanceD
Datasheet
15,316In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 140 VAC 180 VDC 220 V 360 V 21.5 mm 10 kA 110 J 1.24 nF - 40 C + 105 C Bulk
TDK Varistors 460VAC 10% 60mm High E
Datasheet
92In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 60mm MOVs PCB Mount SMD/SMT 460 VAC 615 VDC 750 V 1.24 kV 60 mm 70 kA 1.65 kJ 3.9 nF - 40 C + 105 C Bulk
TDK B72207S0500K111
TDK Varistors 50VAC 10% 7mm StandarD
Datasheet
11,778In Stock
Min.: 1
Mult.: 1
: 6,000

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 Reel, Cut Tape
TDK Varistors 385VAC 10% 14mm AdvanceD
Datasheet
7,701In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm MOVs PCB Mount Radial 385 VAC 505 VDC 620 V 1.025 kV 15.5 mm 5 kA 136 J 240 pF - 40 C + 105 C Bulk
TDK Varistors 250VAC 10% 14mm StandarD
Datasheet
13,982In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 14 mm 4.5 kA 65 J 350 pF - 40 C + 105 C Bulk
TDK Varistors 210VAC 10% 20mm AdvanceD
Datasheet
4,133In Stock
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
TDK Varistors 420VAC 10% 20mm AdvanceD
Datasheet
6,451In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 420 VAC 560 VDC 680 V 1.12 kV 21.5 mm 10 kA 273 J 420 pF - 40 C + 105 C Bulk
TDK Varistors 60VAC 10% 20mm StandarD
Datasheet
4,975In 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 3.6 nF - 40 C + 105 C Bulk
TDK Varistors 95VAC 10% 20mm StandarD
Datasheet
6,580In Stock
4,500Expected 10/8/2026
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 2.5 nF - 40 C + 105 C Bulk
TDK Varistors 130VAC 10% 32mm High E
Datasheet
132In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm MOVs Chassis Mount Screw 130 VAC 170 VDC 205 V 340 V 32 mm 25 kA 210 J 4.4 nF - 40 C + 105 C Bulk
TDK Varistors 130VAC 10% 40mm High E
Datasheet
161In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm MOVs Chassis Mount Screw 150 VAC 170 VDC 205 V 340 V 40 mm 40 kA 310 J 5.6 nF - 40 C + 105 C Bulk
TDK Varistors 550VAC 10% 40mm High E
Datasheet
240In Stock
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 1.4 nF - 40 C + 105 C Bulk
TDK Varistors 420VAC 10% 60mm High E
Datasheet
88In 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 4.3 nF - 40 C + 105 C Bulk
TDK Varistors 460VAC 10% 5mm StandarD
Datasheet
22,033In Stock
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 140VAC 10% 10mm AdvanceD
Datasheet
9,601In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 10mm MOVs PCB Mount Radial 140 VAC 180 VDC 220 V 360 V 12 mm 3.5 kA 27.5 J 370 pF - 40 C + 105 C Bulk

TDK Varistors 300VAC 10% 14mm StandarD
Datasheet
9,470In Stock
Min.: 1
Mult.: 1
: 4,800

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 15.5 mm 4.5 kA 76 J 400 pF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 420VAC 10% 20mm SuperioR MP
Datasheet
11,029In 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
TDK Varistors 130VAC 10% 20mm StandarD
Datasheet
6,832In Stock
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 1.34 nF - 40 C + 105 C Bulk
TDK Varistors 320VAC 10% 20mm StandarD
Datasheet
43,156In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 20mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 20 mm 8 kA 184 J 540 pF - 40 C + 105 C Bulk
TDK Varistors 230VAC 10% 32mm High E
Datasheet
328In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm MOVs PCB Mount SMD/SMT 230 VAC 300 VDC 360 V 595 V 32 mm 25 kA 300 J 2.5 nF - 40 C + 105 C Bulk
TDK Varistors 750VAC 10% 40mm High E
Datasheet
446In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm MOVs Chassis Mount Screw 750 VAC 970 VDC 1.2 kV 2 kV 40 mm 40 kA 1.2 kJ 1 nF - 40 C + 105 C Bulk
TDK Varistors 460VAC 10% 40mm High E
Datasheet
348In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 40mm MOVs Chassis Mount Screw 460 VAC 615 VDC 750 V 1.24 kV 40 kA 960 J 1.6 nF - 40 C + 105 C Bulk