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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 (INR) Filter the results in the table by unit price based on your quantity.	Qty.	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
Varistors 115VAC 10% 20mm StandarD B72220S0111K101 TDK 1: ₹97.45 1,685In Stock	Mfr. Part No. B72220S0111K101 Mouser Part No 871-B72220S111K101	TDK	Varistors 115VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	1,685In Stock	₹97.45 ₹63.44 ₹52.26 ₹50.06 View ₹47.39 ₹45.95 ₹44.81	Min.: 1 Mult.: 1	Disc Varistor, StandarD 20mm	MOVs	PCB Mount	Radial		125 VAC	150 VDC	180 V	300 V	20 mm	6.5 kA	60 J	1.52 nF	- 40 C	+ 105 C		Bulk
Varistors 14VAC 10% 20mm AEC-Q200 B72220S1140K102 TDK 1: ₹270.38 331In Stock	Mfr. Part No. B72220S1140K102 Mouser Part No 871-B72220S1140K102	TDK	Varistors 14VAC 10% 20mm AEC-Q200 Learn More about TDK automotive multilayer varistors	Datasheet	331In Stock	₹270.38 ₹201.59 ₹184.39 ₹166.24 ₹139.49	Min.: 1 Mult.: 1	Disc Varistor, Auto-Grade 20mm	MOVs	PCB Mount	Radial		14 VAC	16 VDC	22 V	43 V	23 mm	2 kA	12 J	19 nF	- 40 C	+ 105 C	AEC-Q100	Bulk
Varistors 140VAC 10% 20mm StandarD B72220S0141K101 TDK 1: ₹97.45 2,862In Stock	Mfr. Part No. B72220S0141K101 Mouser Part No 871-B72220S141K101	TDK	Varistors 140VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,862In Stock	₹97.45 ₹63.44 ₹52.26 ₹50.06 View ₹47.39 ₹46.62 ₹44.04 ₹38.69 ₹38.60	Min.: 1 Mult.: 1	Disc Varistor, StandarD 20mm	MOVs	PCB Mount	Radial		140 VAC	180 VDC	220 V	360 V	20 mm	8 kA	78 J	1.24 nF	- 40 C	+ 105 C		Bulk
Varistors 150VAC 10% 20mm StandarD B72220S151K151 TDK 1: ₹105.09 716In Stock	Mfr. Part No. B72220S151K151 Mouser Part No 871-B72220S151K151	TDK	Varistors 150VAC 10% 20mm StandarD Learn More about TDK automotive multilayer varistors	Datasheet	716In Stock	Cut Tape ₹105.09 ₹68.60 ₹56.66 ₹54.27 Reel ₹49.97 View ₹51.88 ₹48.53 ₹48.06	Min.: 1 Mult.: 1 : 2,000	B722xxS1	MOVs	PCB Mount	Radial		150 VAC	200 VDC	240 V	395 V	20 mm	8 kA	85 J	1.55 nF	- 40 C	+ 105 C		Reel, Cut Tape
Varistors 17VAC 10% 20mm StandarD B72220S0170K101 TDK 1: ₹97.45 1,151In Stock	Mfr. Part No. B72220S0170K101 Mouser Part No 871-B72220S170K101	TDK	Varistors 17VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	1,151In Stock	₹97.45 ₹63.44 ₹52.26 ₹50.06 View ₹48.34 ₹45.95 ₹44.04 ₹39.94	Min.: 1 Mult.: 1	Disc Varistor, StandarD 20mm	MOVs	PCB Mount	Radial		17 VAC	22 VDC	27 V	53 V	20 mm	2 kA	14 J	15.6 nF	- 40 C	+ 105 C		Bulk
Varistors 20VAC 10% 20mm StandarD B72220S0200K101 TDK 1: ₹103.18 587In Stock 7,500Expected 28-12-2026	Mfr. Part No. B72220S0200K101 Mouser Part No 871-B72220S200K101	TDK	Varistors 20VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	587In Stock 7,500Expected 28-12-2026	₹103.18 ₹67.26 ₹55.32 ₹53.02 View ₹49.11 ₹44.04 ₹41.08	Min.: 1 Mult.: 1	Disc Varistor, StandarD 20mm	MOVs	PCB Mount	Radial		20 VAC	26 VDC	33 V	65 V	20 mm	2 kA	18 J	13 nF	- 40 C	+ 105 C		Bulk
Varistors 130VAC 10% 20mm AdvanceD B72220S2131K101 TDK 1: ₹114.65 1,457In Stock 16,500Expected 04-01-2027	Mfr. Part No. B72220S2131K101 Mouser Part No 871-B72220S2131K101	TDK	Varistors 130VAC 10% 20mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	1,457In Stock 16,500Expected 04-01-2027	₹114.65 ₹74.71 ₹57.04 ₹53.02 View ₹42.52 ₹42.04 ₹31.05 ₹30.76	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 20mm	MOVs	PCB Mount	Radial		130 VAC	170 VDC	205 V	340 V	20 mm	10 kA	100 J	1.34 nF	- 40 C	+ 105 C		Bulk
Varistors 150VAC 10% 20mm AdvanceD B72220S2151K101 TDK 1: ₹114.65 1,352In Stock	Mfr. Part No. B72220S2151K101 Mouser Part No 871-B72220S2151K101	TDK	Varistors 150VAC 10% 20mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	1,352In Stock	₹114.65 ₹74.90 ₹62.01 ₹59.52 View ₹56.37 ₹54.74 ₹52.83 ₹49.68	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 20mm	MOVs	PCB Mount	Radial		150 VAC	200 VDC	240 V	395 V	21.5 mm	1 kA	120 J	1.55 nF	- 40 C	+ 105 C		Bulk
Varistors 175VAC 10% 20mm AdvanceD B72220S2171K101 TDK 1: ₹99.36 2,795In Stock 8,400Expected 12-01-2027	Mfr. Part No. B72220S2171K101 Mouser Part No 871-B72220S2171K101	TDK	Varistors 175VAC 10% 20mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	2,795In Stock 8,400Expected 12-01-2027	₹99.36 ₹64.20 ₹52.93 ₹50.64 View ₹48.92 ₹46.05 ₹45.00	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 20mm	MOVs	PCB Mount	Radial		175 VAC	225 VDC	270 V	455 V	21.5 mm	10 kA	135 J	1 nF	- 40 C	+ 105 C		Bulk
Varistors 230VAC 10% 20mm AdvanceD B72220S2231K101 TDK 1: ₹105.09 599In Stock 3,000Expected 12-01-2027	Mfr. Part No. B72220S2231K101 Mouser Part No 871-B72220S2231K101	TDK	Varistors 230VAC 10% 20mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	599In Stock 3,000Expected 12-01-2027	₹105.09 ₹68.02 ₹56.08 ₹53.69 View ₹51.88 ₹49.30 ₹45.38	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
Varistors 230VAC 10% 20mm StandarD B72220S0231K101 TDK 1: ₹84.08 3,370In Stock	Mfr. Part No. B72220S0231K101 Mouser Part No 871-B72220S231K101	TDK	Varistors 230VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	3,370In Stock	₹84.08 ₹54.36 ₹44.52 ₹42.61 View ₹41.08 ₹37.74 ₹37.36 ₹37.26	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
Varistors 320VAC 10% 20mm AdvanceD B72220S2321K101 TDK 1: ₹99.36 1,765In Stock	Mfr. Part No. B72220S2321K101 Mouser Part No 871-B72220S2321K101	TDK	Varistors 320VAC 10% 20mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	1,765In Stock	₹99.36 ₹64.20 ₹52.93 ₹50.64 View ₹48.92 ₹46.15 ₹44.81 ₹44.71 ₹41.27	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 20mm	MOVs	PCB Mount	Radial		320 VAC	420 VDC	510 V	840 V	21.5 mm	1 kA	273 J	720 pF	- 40 C	+ 105 C		Bulk
Varistors 385VAC 10% 20mm AdvanceD B72220S2381K501 TDK 1: ₹99.36 1,444In Stock	Mfr. Part No. B72220S2381K501 Mouser Part No 871-B72220S2381K501	TDK	Varistors 385VAC 10% 20mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	1,444In Stock	₹99.36 ₹64.20 ₹52.93 ₹50.64 View ₹47.01 ₹45.76 ₹45.19 ₹42.71 ₹42.61	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 20mm	MOVs	PCB Mount	Radial		380 VAC	505 VDC	620 V	1.025 kV	21.5 mm	10 kA	273 J	600 pF	- 40 C	+ 105 C		Bulk
Varistors 460VAC 10% 20mm AdvanceD B72220S2461K101 TDK 1: ₹128.98 1,362In Stock 1,600Expected 16-12-2026	Mfr. Part No. B72220S2461K101 Mouser Part No 871-B72220S2461K101	TDK	Varistors 460VAC 10% 20mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	1,362In Stock 1,600Expected 16-12-2026	₹128.98 ₹84.74 ₹75.00 ₹70.41 View ₹67.64 ₹62.87 ₹61.43 ₹60.86 ₹55.80	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 20mm	MOVs	PCB Mount	Radial		460 VAC	615 VDC	750 V	1.24 kV	21.5 mm	10 kA	300 J	380 pF	- 40 C	+ 105 C		Bulk
Varistors 25VAC 10% 20mm StandarD B72220S0250K101 TDK 1: ₹52.55 2,945In Stock 7,500Expected 16-12-2026	Mfr. Part No. B72220S0250K101 Mouser Part No 871-B72220S250K101	TDK	Varistors 25VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,945In Stock 7,500Expected 16-12-2026	₹52.55 ₹44.04 ₹37.64	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	11.1 nF	- 40 C	+ 105 C		Bulk
Varistors 625VAC 10% 20mm AdvanceD B72220S2621K101 TDK 1: ₹194.90 339In Stock 2,400Expected 04-01-2027	Mfr. Part No. B72220S2621K101 Mouser Part No 871-B72220S2621K101	TDK	Varistors 625VAC 10% 20mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	339In Stock 2,400Expected 04-01-2027	₹194.90 ₹130.89 ₹116.56 ₹109.87 View ₹106.05 ₹90.86 ₹90.19 ₹79.68	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 20mm	MOVs	PCB Mount	Radial		625 VAC	825 VDC	1 kV	1.65 kV	21.5 mm	10 kA	400 J	280 pF	- 40 C	+ 105 C		Bulk
Varistors 150VAC 10% 20mm SuperioR B72220S3151K101 TDK 1: ₹212.10 1,377In Stock	Mfr. Part No. B72220S3151K101 Mouser Part No 871-B72220S3151K101	TDK	Varistors 150VAC 10% 20mm SuperioR Learn More about TDK epcosvaristors	Datasheet	1,377In Stock	₹212.10 ₹143.31 ₹128.02 ₹120.38 View ₹115.60 ₹112.74 ₹100.32 ₹99.36 ₹89.71	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	1.16 nF	- 40 C	+ 105 C		Bulk
Varistors 250VAC 10% 20mm SuperioR B72220S3251K101 TDK 1: ₹172.93 249In Stock	Mfr. Part No. B72220S3251K101 Mouser Part No 871-B72220S3251K101	TDK	Varistors 250VAC 10% 20mm SuperioR Learn More about TDK epcosvaristors	Datasheet	249In Stock	₹172.93 ₹138.53 ₹123.25 ₹116.56 View ₹104.14 ₹85.79 ₹83.98 ₹83.79 ₹75.19	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
Varistors 300VAC 10% 20mm SuperioR B72220S3301K101 TDK 1: ₹172.93 365In Stock 1,500Expected 30-11-2026	Mfr. Part No. B72220S3301K101 Mouser Part No 871-B72220S3301K101	TDK	Varistors 300VAC 10% 20mm SuperioR Learn More about TDK epcosvaristors	Datasheet	365In Stock 1,500Expected 30-11-2026	₹172.93 ₹115.60 ₹103.18 ₹96.50 View ₹92.77 ₹85.89 ₹83.98 ₹83.79 ₹75.19	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
Varistors 320VAC 10% 20mm SuperioR B72220S3321K101 TDK 1: ₹182.48 108In Stock 3,000Expected 07-12-2026	Mfr. Part No. B72220S3321K101 Mouser Part No 871-B72220S3321K101	TDK	Varistors 320VAC 10% 20mm SuperioR Learn More about TDK epcosvaristors	Datasheet	108In Stock 3,000Expected 07-12-2026	₹182.48 ₹122.29 ₹108.92 ₹102.23 View ₹98.41 ₹87.51 ₹85.03 ₹83.79	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
Varistors 460VAC 10% 20mm StandarD B72220S0461K101 TDK 1: ₹116.56 2,035In Stock 4,800Expected 04-01-2027	Mfr. Part No. B72220S0461K101 Mouser Part No 871-B72220S461K101	TDK	Varistors 460VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,035In Stock 4,800Expected 04-01-2027	₹116.56 ₹75.86 ₹63.34 ₹56.27 View ₹50.25 ₹48.92 Quote	Min.: 1 Mult.: 1	Disc Varistor, StandarD 20mm	MOVs	PCB Mount	Radial		460 VAC	615 VDC	750 V	1.24 kV	20 mm	8 kA	195 J	380 pF	- 40 C	+ 105 C		Bulk
Varistors 320VAC 10% 20mm 125 DegC AdvanceD B72220U2321K501 TDK 1: ₹112.74 2,361In Stock 3,000Expected 16-12-2026	Mfr. Part No. B72220U2321K501 Mouser Part No 871-B72220U2321K501	TDK	Varistors 320VAC 10% 20mm 125 DegC AdvanceD Learn More about TDK b722 varistors	Datasheet	2,361In Stock 3,000Expected 16-12-2026	₹112.74 ₹73.09 ₹60.38 ₹57.90 View ₹54.27 ₹51.78 ₹50.35 ₹50.25	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 125C, 85C/85%RH 20mm	MOVs	PCB Mount	Radial		320 VAC	420 VDC	510 V	840 V	23.5 mm	10 kA	273 J	720 pF	- 40 C	+ 125 C		Bulk
Varistors 14VAC 10% 14mm AEC-Q200 B72214S1140K152 TDK 1: ₹119.43 1,048In Stock 4,000Expected 14-12-2026	Mfr. Part No. B72214S1140K152 Mouser Part No 871-B72214S1140K152	TDK	Varistors 14VAC 10% 14mm AEC-Q200 Learn More about TDK automotive multilayer varistors	Datasheet	1,048In Stock 4,000Expected 14-12-2026	Cut Tape ₹119.43 ₹78.15 ₹69.08 ₹64.78 Reel ₹55.70 View ₹62.20 ₹58.28 ₹56.37 ₹55.22	Min.: 1 Mult.: 1 : 4,000	Disc Varistor, Auto-Grade 14mm	MOVs	PCB Mount	Radial		14 VAC	16 VDC	22 V	43 V	17 mm	1 kA	4 J	10 nF	- 40 C	+ 105 C	AEC-Q100	Reel, Cut Tape
Varistors 17VAC 10% 14mm AEC-Q200 B72214S1170K102 TDK 1: ₹119.43 2,578In Stock	Mfr. Part No. B72214S1170K102 Mouser Part No 871-B72214S1170K102	TDK	Varistors 17VAC 10% 14mm AEC-Q200 Learn More about TDK automotive multilayer varistors	Datasheet	2,578In Stock	₹119.43 ₹78.06 ₹64.59 ₹62.01 View ₹58.18 ₹54.84 ₹53.79 ₹53.69	Min.: 1 Mult.: 1	Disc Varistor, Auto-Grade 14mm	MOVs	PCB Mount	Radial		17 VAC	20 VDC	27 V	53 V	7 mm	1 kA	5 J	8.2 nF	- 40 C	+ 105 C	AEC-Q100	Bulk
Varistors 30VAC 10% 14mm AEC-Q200 B72214S1300K102 TDK 1: ₹119.43 1,596In Stock 15,000Expected 07-12-2026	Mfr. Part No. B72214S1300K102 Mouser Part No 871-B72214S1300K102	TDK	Varistors 30VAC 10% 14mm AEC-Q200 Learn More about TDK automotive multilayer varistors	Datasheet	1,596In Stock 15,000Expected 07-12-2026	₹119.43 ₹78.06 ₹64.59 ₹62.01 View ₹58.09 ₹55.80 ₹55.70	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