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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 MOV 150VAC 10% 40MM HIGH E B72240B0151K001 TDK 1: ¥5,125.8 114In Stock	Mfr. Part # B72240B0151K001 Mouser Part # 871-B72240B151K1	TDK	Varistors MOV 150VAC 10% 40MM HIGH E Learn More about TDK epcosvaristors	Datasheet	114In Stock	¥5,125.8 ¥4,414.9 ¥4,046.2 ¥3,838.6 ¥3,717.3	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 40mm	MOVs	Chassis Mount	Screw	150 VAC	200 VDC	240 V	395 V	32 mm	40 kA	360 J	4.8 nF	- 40 C	+ 105 C	Bulk
Varistors 230VAC 10% 40mm High E B72240B0231K001 TDK 1: ¥5,318.5 153In Stock	Mfr. Part # B72240B0231K001 Mouser Part # 871-B72240B231K1	TDK	Varistors 230VAC 10% 40mm High E Learn More about TDK epcosvaristors	Datasheet	153In Stock	¥5,318.5 ¥4,606 ¥4,288.7 ¥4,287 ¥3,939.9	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 40mm	MOVs	Chassis Mount	Screw	230 VAC	300 VDC	360 V	595 V	32 mm	40 kA	460 J	3.2 nF	- 40 C	+ 85 C	Bulk
Varistors 275VAC 10% 40mm High E B72240B0271K001 TDK 1: ¥4,718.9 155In Stock 160Expected 12/11/2026	Mfr. Part # B72240B0271K001 Mouser Part # 871-B72240B271K1	TDK	Varistors 275VAC 10% 40mm High E Learn More about TDK epcosvaristors	Datasheet	155In Stock 160Expected 12/11/2026	¥4,718.9 ¥3,795.4 ¥3,722.3 ¥3,639.3 View ¥3,174.2 ¥3,111.1	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 40mm	MOVs	Chassis Mount	Screw	275 VAC	350 VDC	430 V	710 V	40 mm	40 kA	550 J	2.7 nF	- 40 C	+ 105 C	Bulk
Varistors 320VAC 10% 40mm High E B72240B0321K001 TDK 1: ¥5,125.8 139In Stock	Mfr. Part # B72240B0321K001 Mouser Part # 871-B72240B321K1	TDK	Varistors 320VAC 10% 40mm High E Learn More about TDK epcosvaristors	Datasheet	139In Stock	¥5,125.8 ¥4,414.9 ¥4,046.2 ¥3,838.6 ¥3,717.3	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 40mm	MOVs	Chassis Mount	Screw	320 VAC	420 VDC	510 V	840 V	40 mm	40 kA	640 J	2.3 nF	- 40 C	+ 105 C	Bulk
Varistors 460VAC 10% 40mm High E B72240B0461K001 TDK 1: ¥5,830.1 95In Stock 120Expected 1/4/2027	Mfr. Part # B72240B0461K001 Mouser Part # 871-B72240B461K1	TDK	Varistors 460VAC 10% 40mm High E Learn More about TDK epcosvaristors	Datasheet	95In Stock 120Expected 1/4/2027	¥5,830.1 ¥4,968.1 ¥4,559.4 ¥4,330.2 ¥4,197.3	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 40mm	MOVs	Chassis Mount	Screw	460 VAC	615 VDC	750 V	1.24 kV	40 mm	40 kA	1 kJ	1.6 nF	- 40 C	+ 105 C	Bulk
Varistors 550VAC 10% 40mm High E B72240B0551K001 TDK 1: ¥5,448.1 317In Stock	Mfr. Part # B72240B0551K001 Mouser Part # 871-B72240B551K1	TDK	Varistors 550VAC 10% 40mm High E Learn More about TDK epcosvaristors	Datasheet	317In Stock	¥5,448.1 ¥4,816.9 ¥4,512.9 ¥4,419.9 View ¥3,712.3 ¥3,710.7	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 40mm	MOVs	Chassis Mount	Screw	550 VAC	745 VDC	910 V	1.5 kV	40 mm	40 kA	960 J	1.4 nF	- 40 C	+ 105 C	Bulk
Varistors 150VAC 10% 40mm High E B72240L0151K100 TDK 1: ¥2,544.7 238In Stock	Mfr. Part # B72240L0151K100 Mouser Part # 871-B72240L0151K100	TDK	Varistors 150VAC 10% 40mm High E Learn More about TDK epcosvaristors	Datasheet	238In Stock	¥2,544.7 ¥2,011.5 ¥1,876.9 ¥1,730.8 View ¥1,659.3 ¥1,616.2 ¥1,581.3	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	4.8 nF	- 40 C	+ 105 C	Bulk
Varistors 750VAC 10% 40mm High E B72240L0751K102 TDK 1: ¥3,006.4 156In Stock	Mfr. Part # B72240L0751K102 Mouser Part # 871-B72240L0751K102	TDK	Varistors 750VAC 10% 40mm High E Learn More about TDK epcosvaristors	Datasheet	156In Stock	¥3,006.4 ¥2,386.9 ¥2,232.4 ¥2,063 View ¥1,973.3 ¥1,923.4 Quote	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 40mm	MOVs	Chassis Mount	Screw	750 VAC	970 VDC	1.2 kV	2 kV		40 kA	1200 J	1 nF	- 40 C	+ 105 C	Bulk
Varistors 1000VAC 10% 60mm High E B72260B0102K001 TDK 1: ¥20,890.4 23In Stock 100Expected 1/4/2027	Mfr. Part # B72260B0102K001 Mouser Part # 871-B72260B0102K001	TDK	Varistors 1000VAC 10% 60mm High E Learn More about TDK epcosvaristors	Datasheet	23In Stock 100Expected 1/4/2027	¥20,890.4 ¥17,631.5 ¥17,174.7 ¥17,173.1 View Quote	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 60mm	MOVs	PCB Mount	SMD/SMT	1.1 kVAC	1.465 kVDC	1.8 kV	2.97 kV	60 mm	7 kA	3 kJ	1.6 nF	- 40 C	+ 105 C	Bulk
Varistors 230VAC 10% 60mm High E B72260B0231K001 TDK 1: ¥12,985.7 25In Stock	Mfr. Part # B72260B0231K001 Mouser Part # 871-B72260B0231K001	TDK	Varistors 230VAC 10% 60mm High E Learn More about TDK epcosvaristors	Datasheet	25In Stock	¥12,985.7 ¥12,153.5 ¥11,432.7 ¥10,647	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	7.9 nF	- 40 C	+ 105 C	Bulk
Varistors 275VAC 10% 60mm High E B72260B0271K001 TDK 1: ¥12,939.2 56In Stock 50Expected 1/4/2027	Mfr. Part # B72260B0271K001 Mouser Part # 871-B72260B0271K001	TDK	Varistors 275VAC 10% 60mm High E Learn More about TDK epcosvaristors	Datasheet	56In Stock 50Expected 1/4/2027	¥12,939.2 ¥11,007.4 ¥10,691.9 ¥10,492.5 View Quote	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 60mm	MOVs	PCB Mount	SMD/SMT	275 VAC	350 VDC	430 V	710 V	60 mm	70 kA	860 J	6.6 nF	- 40 C	+ 105 C	Bulk
Varistors 460VAC 10% 60mm High E B72260B0461K001 TDK 1: ¥13,932.5 65In Stock	Mfr. Part # B72260B0461K001 Mouser Part # 871-B72260B0461K001	TDK	Varistors 460VAC 10% 60mm High E Learn More about TDK epcosvaristors	Datasheet	65In Stock	¥13,932.5 ¥11,876.2 ¥11,598.8 ¥11,128.7	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
Varistors 680VAC 10% 60mm High E B72260B0681K001 TDK 1: ¥14,970.6 88In Stock	Mfr. Part # B72260B0681K001 Mouser Part # 871-B72260B0681K001	TDK	Varistors 680VAC 10% 60mm High E Learn More about TDK epcosvaristors	Datasheet	88In Stock	¥14,970.6 ¥12,824.6 ¥11,962.5	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 60mm	MOVs	PCB Mount	SMD/SMT	680 VAC	895 VDC	1.1 kV	1.815 kV	60 mm	70 kA	1.8 kJ	2.6 nF	- 40 C	+ 105 C	Bulk
Varistors 1100VAC 10% 80mm High E B72280B0112K001 TDK 1: ¥42,583.1 13In Stock 15Expected 1/18/2027	Mfr. Part # B72280B0112K001 Mouser Part # 871-B72280B0112K001	TDK	Varistors 1100VAC 10% 80mm High E Learn More about TDK epcosvaristors	Datasheet	13In Stock 15Expected 1/18/2027	¥42,583.1 ¥38,272.8 ¥35,364.4	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 80mm	MOVs	PCB Mount	SMD/SMT	1.1 kVAC	1.465 kVDC	1.8 kV	2.97 kV	60 mm	100 kA	6 kJ	3.2 nF	- 40 C	+ 105 C	Bulk
Varistors 275VAC 10% 80mm High E B72280B0271K001 TDK 1: ¥19,767.6 68In Stock 97Expected 1/4/2027	Mfr. Part # B72280B0271K001 Mouser Part # 871-B72280B0271K001	TDK	Varistors 275VAC 10% 80mm High E Learn More about TDK epcosvaristors	Datasheet	68In Stock 97Expected 1/4/2027	¥19,767.6 ¥16,638.2 ¥16,271.2 ¥15,781.2	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 80mm	MOVs	PCB Mount	SMD/SMT	275 VAC	350 VDC	430 V	710 V	80 mm	100 kA	1.4 kJ	13 nF	- 40 C	+ 105 C	Bulk
Varistors 320VAC 10% 80mm High E B72280B0321K001 TDK 1: ¥26,308.6 26In Stock	Mfr. Part # B72280B0321K001 Mouser Part # 871-B72280B0321K001	TDK	Varistors 320VAC 10% 80mm High E Learn More about TDK epcosvaristors	Datasheet	26In Stock	¥26,308.6 ¥20,632.9 ¥19,739.3 ¥19,722.7 View Quote	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 80mm	MOVs	PCB Mount	SMD/SMT	320 VAC	420 VDC	510 V	840 V	80 mm	100 kA	1.6 kJ	11 nF	- 40 C	+ 105 C	Bulk
Varistors 460VAC 10% 80mm High E B72280B0461K001 TDK 1: ¥27,901.5 15In Stock 30Expected 1/4/2027	Mfr. Part # B72280B0461K001 Mouser Part # 871-B72280B0461K001	TDK	Varistors 460VAC 10% 80mm High E Learn More about TDK epcosvaristors	Datasheet	15In Stock 30Expected 1/4/2027	¥27,901.5 ¥23,574.6 ¥22,207.6 View Quote	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 80mm	MOVs	PCB Mount	SMD/SMT	460 VAC	615 VDC	750 V	1.24 kV	80 mm	100 kA	2.5 kJ	7.7 nF	- 40 C	+ 105 C	Bulk
Varistors 550VAC 10% 80mm High E B72280B0551K001 TDK 1: ¥22,810.5 74In Stock	Mfr. Part # B72280B0551K001 Mouser Part # 871-B72280B0551K001	TDK	Varistors 550VAC 10% 80mm High E Learn More about TDK epcosvaristors	Datasheet	74In Stock	¥22,810.5 ¥19,209.5	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 80mm	MOVs	PCB Mount	SMD/SMT	550 VAC	745 VDC	910 V	1.5 kV	80 mm	100 kA	3.1 kJ	6.5 nF	- 40 C	+ 105 C	Bulk
Varistors 680VAC 10% 80mm High E B72280B0681K001 TDK 1: ¥29,594 32In Stock	Mfr. Part # B72280B0681K001 Mouser Part # 871-B72280B0681K001	TDK	Varistors 680VAC 10% 80mm High E Learn More about TDK epcosvaristors	Datasheet	32In Stock	¥29,594 ¥25,027.9 ¥24,958.2	Min.: 1 Mult.: 1	Disc Varistor, High-Energy 80mm	MOVs	PCB Mount	SMD/SMT	680 VAC	895 VDC	1.1 kV	1.815 kV	80 mm	100 kA	3.6 kJ	5.2 nF	- 40 C	+ 105 C	Bulk
Varistors 11VAC 10% 5mm StandarD B72205S0110K111 TDK 1: ¥64.8 758In Stock	Mfr. Part # B72205S0110K111 Mouser Part # 871-B72205S0110K111	TDK	Varistors 11VAC 10% 5mm StandarD Learn More about TDK epcosvaristors	Datasheet	758In Stock	Cut Tape ¥64.8 ¥40.4 ¥32.1 ¥30.6 Reel ¥24.9 View ¥26.9 ¥25.6 ¥24.4	Min.: 1 Mult.: 1 : 4,500	Disc Varistor, StandarD 5mm	MOVs	PCB Mount	Radial	11 VAC	14 VDC	18 V	36 V	5 mm	100 A	300 mJ	1.75 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 14VAC 10% 5mm StandarD B72205S0140K111 TDK 1: ¥61.5 2,440In Stock 4,500Expected 11/30/2026	Mfr. Part # B72205S0140K111 Mouser Part # 871-B72205S0140K111	TDK	Varistors 14VAC 10% 5mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,440In Stock 4,500Expected 11/30/2026	Cut Tape ¥61.5 ¥38 ¥30.4 ¥28.7 Reel ¥24.4 View ¥27.6 ¥25.6 ¥24.1 ¥22.4	Min.: 1 Mult.: 1 : 4,500	Disc Varistor, StandarD 5mm	MOVs	PCB Mount	Radial	14 VAC	18 VDC	22 V	43 V	5 mm	100 A	400 mJ	1.45 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 230VAC 10% 5mm StandarD B72205S0231K111 TDK 1: ¥53.2 380In Stock	Mfr. Part # B72205S0231K111 Mouser Part # 871-B72205S0231K111	TDK	Varistors 230VAC 10% 5mm StandarD Learn More about TDK epcosvaristors	Datasheet	380In Stock	Cut Tape ¥53.2 ¥32.6 ¥25.9 ¥24.6 Reel ¥21.1 View ¥23.6 ¥21.8 ¥20.4 ¥20.3	Min.: 1 Mult.: 1 : 4,500	Disc Varistor, StandarD 5mm	MOVs	PCB Mount	Radial	230 VAC	300 VDC	360 V	595 V	5 mm	400 A	7.2 J	70 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 25VAC 10% 5mm StandarD B72205S0250K111 TDK 1: ¥64.8 48In Stock	Mfr. Part # B72205S0250K111 Mouser Part # 871-B72205S0250K111	TDK	Varistors 25VAC 10% 5mm StandarD Learn More about TDK epcosvaristors	Datasheet	48In Stock	Cut Tape ¥64.8 ¥40.4 ¥32.1 ¥30.6 Reel ¥26.4 View ¥28.6 ¥27.1 ¥24.1 ¥23.8	Min.: 1 Mult.: 1 : 4,500	Disc Varistor, StandarD 5mm	MOVs	PCB Mount	Radial	25 VAC	31 VDC	39 V	77 V	5 mm	100 A	700 mJ	850 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 250VAC 10% 5mm StandarD B72205S0251K111 TDK 1: ¥56.5 330In Stock	Mfr. Part # B72205S0251K111 Mouser Part # 871-B72205S0251K111	TDK	Varistors 250VAC 10% 5mm StandarD Learn More about TDK epcosvaristors	Datasheet	330In Stock	Cut Tape ¥56.5 ¥34.5 ¥27.4 ¥26.1 Reel ¥21.3 View ¥22.9 ¥21.8 ¥20.8	Min.: 1 Mult.: 1 : 4,500	Disc Varistor, StandarD 5mm	MOVs	PCB Mount	Radial	250 VAC	320 VDC	390 V	650 V	5 mm	400 A	8.2 J	65 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 50VAC 10% 5mm StandarD B72205S0500K111 TDK 1: ¥61.5 5,923In Stock	Mfr. Part # B72205S0500K111 Mouser Part # 871-B72205S0500K111	TDK	Varistors 50VAC 10% 5mm StandarD Learn More about TDK epcosvaristors	Datasheet	5,923In Stock	Cut Tape ¥61.5 ¥38 ¥30.4 ¥28.7 Reel ¥25.4 View ¥26.9 ¥25.6 ¥24.4	Min.: 1 Mult.: 1 : 4,500	Disc Varistor, StandarD 5mm	MOVs	PCB Mount	Radial	50 VAC	65 VDC	82 V	135 V	5 mm	100 A	1.8 J	300 pF	- 40 C	+ 105 C	Reel, Cut Tape