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SIOV Metal Oxide Varistors

TDK SIOV Metal Oxide Varistors feature a wide operating voltage range of 11 to 1100V_RMS.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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Product	Mounting Style	Termination Style	Voltage Rating AC	Voltage Rating DC	Varistor Voltage	Clamping Voltage	Diameter	Max Surge Current	Surge Energy Rating	Capacitance	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
Varistors 230VAC 10% 7mm StandarD B72207S0231K101 TDK 1: ¥43.2 3,500In Stock	Mfr. Part # B72207S0231K101 Mouser Part # 871-B72207S231K101	TDK	Varistors 230VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	3,500In Stock	¥43.2 ¥26.6 ¥20.9 ¥19.8 View ¥18.9 ¥17.9 ¥17.1 ¥16.9 ¥16.4	Min.: 1 Mult.: 1	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	230 VAC	300 VDC	360 V	595 V	7 mm	1.2 kA	17 J	115 pF	- 40 C	+ 105 C	Bulk
Varistors 25VAC 10% 7mm StandarD B72207S0250K101 TDK 1: ¥48.2 7,964In Stock	Mfr. Part # B72207S0250K101 Mouser Part # 871-B72207S250K101	TDK	Varistors 25VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	7,964In Stock	¥48.2 ¥29.2 ¥23.1 ¥21.9 View ¥20.9 ¥19.9 ¥19.1	Min.: 1 Mult.: 1	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	25 VAC	31 VDC	39 V	77 V	7 mm	250 A	1.6 J	1.4 nF	- 40 C	+ 105 C	Bulk
Varistors 250VAC 10% 7mm StandarD B72207S0251K101 TDK 1: ¥43.2 2,006In Stock	Mfr. Part # B72207S0251K101 Mouser Part # 871-B72207S251K101	TDK	Varistors 250VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,006In Stock	¥43.2 ¥26.6 ¥20.9 ¥19.8 View ¥18.9 ¥17.9 ¥17.1 ¥16.9 ¥15.9	Min.: 1 Mult.: 1	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	250 VAC	320 VDC	390 V	650 V	7 mm	1.2 kA	19 J	120 pF	- 40 C	+ 105 C	Bulk
Varistors 275VAC 10% 7mm StandarD B72207S0271K101 TDK 1: ¥41.5 10,968In Stock 24,000Expected 1/11/2027	Mfr. Part # B72207S0271K101 Mouser Part # 871-B72207S271K101	TDK	Varistors 275VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	10,968In Stock 24,000Expected 1/11/2027	¥41.5 ¥25.1 ¥19.8 ¥18.6 View ¥17.8 ¥16.9 ¥16.3 ¥16.1	Min.: 1 Mult.: 1	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	7 mm	1.2 kA	21 J	95 pF	- 40 C	+ 105 C	Bulk
Varistors 30VAC 10% 7mm StandarD B72207S300K111 TDK 1: ¥56.5 9,176In Stock	Mfr. Part # B72207S300K111 Mouser Part # 871-B72207S300K111	TDK	Varistors 30VAC 10% 7mm StandarD Learn More about TDK epcos lumileds led solutions		9,176In Stock	Cut Tape ¥56.5 ¥34.4 ¥27.2 ¥25.9 Reel ¥22.6 View ¥24.3 ¥22.9 ¥21.6 ¥21.4	Min.: 1 Mult.: 1 : 6,000	B722xxS3/4	MOVs	PCB Mount	Radial	30 VAC	38 VDC	47 V	93 V	7 mm	250 A	2 J	1.2 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 30VAC 10% 7mm StandarD B72207S300K211 TDK 1: ¥68.1 944In Stock	Mfr. Part # B72207S300K211 Mouser Part # 871-B72207S300K211	TDK	Varistors 30VAC 10% 7mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	944In Stock	Cut Tape ¥68.1 ¥41.2 ¥32.7 ¥31.1 Reel ¥22.8 View ¥24.7 ¥23.6 ¥21.8 ¥21.4	Min.: 1 Mult.: 1 : 6,000	B722xxS3/4	MOVs	PCB Mount	Radial	30 VAC	38 VDC	47 V	93 V	7 mm	250 A	2 J	1.2 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 300VAC 10% 7mm StandarD B72207S0301K201 TDK 1: ¥41.5 1,435In Stock	Mfr. Part # B72207S0301K201 Mouser Part # 871-B72207S301K201	TDK	Varistors 300VAC 10% 7mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	1,435In Stock	¥41.5 ¥25.1 ¥19.8 ¥18.6 View ¥17.8 ¥16.9 ¥16.3	Min.: 1 Mult.: 1	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	Bulk
Varistors 35VAC 10% 7mm StandarD B72207S0350K101 TDK 1: ¥51.5 4,967In Stock	Mfr. Part # B72207S0350K101 Mouser Part # 871-B72207S350K101	TDK	Varistors 35VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	4,967In Stock	¥51.5 ¥30.9 ¥24.4 ¥23.3 View ¥22.1 ¥21.1 ¥20.4 ¥20.3 ¥20.1	Min.: 1 Mult.: 1	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	35 VAC	45 VDC	56 V	110 V	7 mm	250 A	2.5 J	1.05 nF	- 40 C	+ 105 C	Bulk
Varistors 35VAC 10% 7mm StandarD B72207S0350K311 TDK 1: ¥59.8 400In Stock	Mfr. Part # B72207S0350K311 Mouser Part # 871-B72207S350K311	TDK	Varistors 35VAC 10% 7mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	400In Stock	Cut Tape ¥59.8 ¥36.4 ¥28.9 ¥27.4 Reel ¥23.9 View ¥25.7 ¥24.4 ¥23.1 ¥22.8	Min.: 1 Mult.: 1 : 6,000	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	35 VAC	45 VDC	56 V	110 V	7 mm	250 A	2.5 J	1.05 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 40VAC 10% 7mm StandarD B72207S0400K101 TDK 1: ¥48.2 8,385In Stock	Mfr. Part # B72207S0400K101 Mouser Part # 871-B72207S400K101	TDK	Varistors 40VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	8,385In Stock	¥48.2 ¥29.2 ¥23.1 ¥21.9 View ¥21.8 ¥18.3 ¥17.4	Min.: 1 Mult.: 1	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	40 VAC	56 VDC	68 V	135 V	7 mm	250 A	3 J	900 pF	- 40 C	+ 105 C	Bulk
Varistors 460VAC 10% 7mm StandarD B72207S0461K101 TDK 1: ¥53.2 4,912In Stock	Mfr. Part # B72207S0461K101 Mouser Part # 871-B72207S461K101	TDK	Varistors 460VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	4,912In Stock	¥53.2 ¥32.6 ¥25.9 ¥24.6 ¥21.6	Min.: 1 Mult.: 1	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	460 VAC	615 VDC	750 V	1.24 kV	7 mm	1.2 kA	36 J	55 pF	- 40 C	+ 105 C	Bulk
Varistors 75VAC 10% 7mm StandarD B72207S0750K101 TDK 1: ¥48.2 3,093In Stock 15,000Expected 11/30/2026	Mfr. Part # B72207S0750K101 Mouser Part # 871-B72207S750K101	TDK	Varistors 75VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	3,093In Stock 15,000Expected 11/30/2026	¥48.2 ¥29.2 ¥23.1 ¥21.9 View ¥20.9 ¥19.9 ¥19.1 ¥17.4	Min.: 1 Mult.: 1	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	75 VAC	100 VDC	120 V	200 V	7 mm	1.2 kA	5.9 J	430 pF	- 40 C	+ 105 C	Bulk
Varistors 95VAC 10% 7mm StandarD B72207S0950K101 TDK 1: ¥51.5 5,286In Stock 10,000Expected 12/7/2026	Mfr. Part # B72207S0950K101 Mouser Part # 871-B72207S950K101	TDK	Varistors 95VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	5,286In Stock 10,000Expected 12/7/2026	¥51.5 ¥30.9 ¥24.4 ¥23.3 View ¥22.1 ¥21.1 ¥20.3 ¥19.8	Min.: 1 Mult.: 1	Disc Varistor, StandarD 7mm	MOVs	PCB Mount	Radial	95 VAC	125 VDC	150 V	250 V	7 mm	1.2 kA	7.6 J	260 pF	- 40 C	+ 105 C	Bulk
Varistors 275VAC 10% 7mm 125 DegC AdvanceD B72207U2271K501 TDK 1: ¥51.5 3,552In Stock	Mfr. Part # B72207U2271K501 Mouser Part # 871-B72207U2271K501	TDK	Varistors 275VAC 10% 7mm 125 DegC AdvanceD Learn More about TDK b722 varistors	Datasheet	3,552In Stock	¥51.5 ¥31.1 ¥24.6 ¥23.3 View ¥22.3 ¥20.8 ¥20.1	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 125C, 85C/85%RH 7mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	11 mm	1.75 kA	27.5 J	110 pF	- 40 C	+ 125 C	Bulk
Varistors 175VAC 10% 10mm MP AdvanceD B72210P2171K101 TDK 1: ¥84.7 453In Stock	Mfr. Part # B72210P2171K101 Mouser Part # 871-B72210P2171K101	TDK	Varistors 175VAC 10% 10mm MP AdvanceD Learn More about TDK epcosvaristors	Datasheet	453In Stock	¥84.7 ¥53.5 ¥43 ¥40.9 View ¥39.2 ¥37 ¥34.9 ¥32.7 ¥32.4	Min.: 1 Mult.: 1	Disc Varistor, Multi-Pulse AdvanceD 10mm	MOVs	PCB Mount	Radial	175 VAC	225 VDC	270 V	455 V	12 mm	3.5 kA	40 J	500 pF	- 40 C	+ 105 C	Bulk
Varistors 300VAC 10% 10mm MP AdvanceD B72210P2301K101 TDK 1: ¥81.4 2,746In Stock	Mfr. Part # B72210P2301K101 Mouser Part # 871-B72210P2301K101	TDK	Varistors 300VAC 10% 10mm MP AdvanceD Learn More about TDK epcosvaristors	Datasheet	2,746In Stock	¥81.4 ¥50.3 ¥40.5 ¥38.5 View ¥37 ¥35.4 ¥34.4 ¥34.2	Min.: 1 Mult.: 1	Disc Varistor, Multi-Pulse AdvanceD 10mm	MOVs	PCB Mount	Radial	300 VAC	385 VDC	470 V	775 V	12 mm	3.5 kA	65 J	285 pF	- 40 C	+ 105 C	Bulk
Varistors 320VAC 10% 10mm MP AdvanceD B72210P2321K101 TDK 1: ¥84.7 3,750In Stock	Mfr. Part # B72210P2321K101 Mouser Part # 871-B72210P2321K101	TDK	Varistors 320VAC 10% 10mm MP AdvanceD Learn More about TDK epcosvaristors	Datasheet	3,750In Stock	¥84.7 ¥53.5 ¥43 ¥40.9 View ¥39.2 ¥37 ¥36 ¥34.5 ¥32.1	Min.: 1 Mult.: 1	Disc Varistor, Multi-Pulse AdvanceD 10mm	MOVs	PCB Mount	Radial	320 VAC	420 VDC	510 V	840 V	12 mm	3.5 kA	72 J	265 pF	- 40 C	+ 105 C	Bulk
Varistors 385VAC 10% 10mm MP AdvanceD B72210P2381K101 TDK 1: ¥84.7 5,291In Stock	Mfr. Part # B72210P2381K101 Mouser Part # 871-B72210P2381K101	TDK	Varistors 385VAC 10% 10mm MP AdvanceD Learn More about TDK epcosvaristors	Datasheet	5,291In Stock	¥84.7 ¥53.5 ¥43 ¥40.9 View ¥39.2 ¥39 ¥35.5 ¥33.6	Min.: 1 Mult.: 1	Disc Varistor, Multi-Pulse AdvanceD 10mm	MOVs	PCB Mount	Radial	385 VAC	505 VDC	620 V	1.025 kV	12.5 mm	3.5 kA	82 J	230 pF	- 40 C	+ 105 C	Bulk
Varistors 420VAC 10% 10mm MP AdvanceD B72210P2421K101 TDK 1: ¥106.3 2,194In Stock	Mfr. Part # B72210P2421K101 Mouser Part # 871-B72210P2421K101	TDK	Varistors 420VAC 10% 10mm MP AdvanceD Learn More about TDK epcosvaristors	Datasheet	2,194In Stock	¥106.3 ¥67.8 ¥55.1 ¥52.7 View ¥50.5 ¥47.8 ¥46.7 ¥45.3	Min.: 1 Mult.: 1	Disc Varistor, Multi-Pulse AdvanceD 10mm	MOVs	PCB Mount	Radial	420 VAC	560 VDC	680 V	1.12 kV	12.5 mm	3.5 kA	87 J	210 pF	- 40 C	+ 105 C	Bulk
Varistors 130VAC 10% 10mm StandarD B72210S0131K151 TDK 1: ¥83.1 2,855In Stock	Mfr. Part # B72210S0131K151 Mouser Part # 871-B72210S0131K151	TDK	Varistors 130VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,855In Stock	Cut Tape ¥83.1 ¥51.5 ¥41.5 ¥39.5 Reel ¥35.7 View ¥37.9 ¥34.7 ¥33.6 ¥32.9	Min.: 1 Mult.: 1 : 3,000	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	130 VAC	170 VDC	205 V	340 V	10 mm	2.5 kA	19 J	500 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 130VAC 10% 10mm StandarD B72210S0131K551 TDK 1: ¥83.1 2,262In Stock	Mfr. Part # B72210S0131K551 Mouser Part # 871-B72210S0131K551	TDK	Varistors 130VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,262In Stock	Cut Tape ¥83.1 ¥51.5 ¥41.5 ¥39.5 Reel ¥35.2 View ¥37 ¥34.5 ¥33.6 ¥32.9	Min.: 1 Mult.: 1 : 3,000	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	130 VAC	170 VDC	205 V	340 V	10 mm	2.5 kA	19 J	500 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 14VAC 10% 10mm StandarD B72210S0140K151 TDK 1: ¥83.1 1,355In Stock	Mfr. Part # B72210S0140K151 Mouser Part # 871-B72210S0140K151	TDK	Varistors 14VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	1,355In Stock	Cut Tape ¥83.1 ¥51.5 ¥41.5 ¥39.5 Reel ¥35.7 View ¥34.7 ¥33.6 ¥33.1	Min.: 1 Mult.: 1 : 3,000	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	14 VAC	18 VDC	22 V	43 V	10 mm	500 A	2 J	5.2 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 25VAC 10% 10mm StandarD B72210S0250K151 TDK 1: ¥83.1 4,930In Stock	Mfr. Part # B72210S0250K151 Mouser Part # 871-B72210S0250K151	TDK	Varistors 25VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	4,930In Stock	Cut Tape ¥83.1 ¥51.5 ¥41.5 ¥39.5 Reel ¥36.9 View ¥37 ¥34.5 ¥33.7	Min.: 1 Mult.: 1 : 3,000	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	Reel, Cut Tape
Varistors 250VAC 10% 10mm StandarD B72210S0251K151 TDK 1: ¥71.4 2,532In Stock	Mfr. Part # B72210S0251K151 Mouser Part # 871-B72210S0251K151	TDK	Varistors 250VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,532In Stock	Cut Tape ¥71.4 ¥44.2 ¥35.4 ¥33.7 Reel ¥30.6 View ¥32.2 ¥28.7 ¥28.6	Min.: 1 Mult.: 1 : 3,000	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	250 VAC	320 VDC	390 V	650 V	10 mm	2.5 kA	38 J	245 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 275VAC 10% 10mm StandarD B72210S0271K111 TDK 1: ¥74.7 3,000In Stock	Mfr. Part # B72210S0271K111 Mouser Part # 871-B72210S0271K111	TDK	Varistors 275VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	3,000In Stock	Cut Tape ¥74.7 ¥46.8 ¥37.5 ¥35.7 Reel ¥32.6 View ¥32.7 ¥31.4 ¥28.4 ¥28.2	Min.: 1 Mult.: 1 : 3,000	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	10 mm	2.5 kA	43 J	220 pF	- 40 C	+ 105 C	Reel, Cut Tape