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 (USD) 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 150VAC 10% 10mm StandarD
Datasheet
9,795In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 150 VAC 200 VDC 240 V 395 V 10 mm 2.5 kA 24 J 430 pF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 275VAC 10% 10mm AdvanceD
Datasheet
13,006In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 10mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 12 mm 3.5 kA 55 J 220 pF - 40 C + 105 C Bulk
TDK Varistors 25VAC 10% 10mm StandarD
Datasheet
10,631In Stock
18,000Expected 9/8/2026
Min.: 1
Mult.: 1

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 Bulk
TDK Varistors 250VAC 10% 10mm StandarD
Datasheet
11,473In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 10 mm 2.5 kA 38 J 215 pF - 40 C + 105 C Bulk
TDK Varistors 30VAC 10% 10mm StandarD
Datasheet
11,796In Stock
Min.: 1
Mult.: 1

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

TDK Varistors 300VAC 10% 10mm StandarD
Datasheet
14,347In Stock
36,000Expected 10/8/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 10 mm 2.5 kA 47 J 180 pF - 40 C + 105 C Bulk
TDK Varistors 50VAC 10% 10mm StandarD
Datasheet
10,884In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 50 VAC 65 VDC 82 V 135 V 10 mm 2.5 kA 8.4 J 950 pF - 40 C + 105 C Bulk
TDK Varistors 175VAC 10% 14mm MP AdvanceD
Datasheet
10,774In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi_Pulse AdvanceD 14mm MOVs PCB Mount Radial 175 VAC 225 VDC 270 V 455 V 16 mm 6 kA 80 J 800 pF - 40 C + 105 C Bulk
TDK Varistors 275VAC 10% 14mm MP AdvanceD
Datasheet
8,315In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi_Pulse AdvanceD 14mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 16 mm 6 kA 130 J 530 pF - 40 C + 105 C Bulk
TDK Varistors 300VAC 10% 14mm MP AdvanceD
Datasheet
19,973In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi_Pulse AdvanceD 14mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 16 mm 6 kA 140 J 485 pF - 40 C + 105 C Bulk
TDK Varistors 320VAC 10% 14mm MP AdvanceD
Datasheet
6,107In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi_Pulse AdvanceD 14mm MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 16 mm 6 kA 150 J 445 pF - 40 C + 105 C Bulk
TDK Varistors 510VAC 10% 14mm MP AdvanceD
Datasheet
5,775In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi_Pulse AdvanceD 14mm MOVs PCB Mount Radial 510 VAC 670 VDC 820 V 1.355 kV 0.8 mm 6 kA 200 J 300 pF - 40 C + 105 C Bulk
TDK Varistors 275VAC 10% 14mm EnergetiQ
Datasheet
3,773In Stock
Min.: 1
Mult.: 1

Disc Varistor, EnergetiQ 14mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 14 mm 8 kA 150 J 470 pF - 40 C + 105 C Bulk

TDK Varistors 30VAC 10% 14mm StandarD
Datasheet
4,650In Stock
Min.: 1
Mult.: 1
: 3,000

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 30 VAC 38 VDC 47 V 93 V 14 mm 1 kA 9 J 4.95 nF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 625VAC 10% 14mm StandarD
Datasheet
4,390In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 625 VAC 825 VDC 1 kV 1.65 kV 14 mm 4.5 kA 130 J 200 pF - 40 C + 105 C Bulk

TDK Varistors 680VAC 10% 14mm StandarD
Datasheet
6,635In Stock
Min.: 1
Mult.: 1
: 3,500

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
TDK Varistors 1000VAC 10% 14mm StandarD
Datasheet
1,789In Stock
3,000Expected 10/5/2026
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 1.1 kVAC 1.465 kVDC 1.8 kV 2.97 kV 14 mm 4.5 kA 230 J 110 pF - 40 C + 105 C Bulk

TDK Varistors 30VAC 10% 14mm AEC-Q200
Datasheet
4,797In Stock
Min.: 1
Mult.: 1

Disc Varistor, Auto-Grade 14mm MOVs PCB Mount Radial 30 VAC 34 VDC 47 V 93 V 17 mm 1 kA 50 J 5 nF - 40 C + 105 C AEC-Q100 Bulk
TDK Varistors 130VAC 10% 14mm StandarD
Datasheet
10,701In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 130 VAC 170 VDC 205 V 340 V 14 mm 4.5 kA 34 J 650 pF - 40 C + 105 C Bulk
TDK Varistors 140VAC 10% 14mm StandarD
Datasheet
6,910In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 140 VAC 180 VDC 220 V 360 V 14 mm 4.5 kA 36 J 610 pF - 40 C + 105 C Bulk
TDK Varistors 175VAC 10% 14mm StandarD
Datasheet
9,930In Stock
19,489Expected 9/1/2026
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 175 VAC 225 VDC 270 V 455 V 14 mm 4.5 kA 46 J 490 pF - 40 C + 105 C Bulk
TDK Varistors 20VAC 10% 14mm StandarD
Datasheet
9,060In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 20 VAC 26 VDC 33 V 65 V 14 mm 1 kA 6 J 6.8 nF - 40 C + 105 C Bulk
TDK Varistors 275VAC 10% 14mm AdvanceD
Datasheet
16,892In Stock
3,000Expected 9/4/2026
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 15.5 mm 6 kA 110 J 440 pF - 40 C + 105 C Bulk
TDK Varistors 460VAC 10% 14mm AdvanceD
Datasheet
5,214In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm MOVs PCB Mount Radial 460 VAC 615 VDC 750 V 1.24 kV 15.5 mm 5 kA 150 J 200 pF - 40 C + 105 C Bulk
TDK Varistors 25VAC 10% 14mm StandarD
Datasheet
19,396In Stock
Min.: 1
Mult.: 1

Disc Varistor,StandarD 14mm MOVs PCB Mount Radial 25 VAC 31 VDC 39 V 77 V 14 mm 1 kA 7 J 5.85 nF - 40 C + 105 C Bulk