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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 (EUR) 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% 14mm AdvanceD B72214S2231K101 TDK 1: 0,456 € 3.454In Stock	Mfr. Part No. B72214S2231K101 Mouser Part No 871-B72214S2231K101	TDK	Varistors 230VAC 10% 14mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	3.454In Stock	0,456 € 0,285 € 0,276 € 0,219 € View 0,21 € 0,199 € 0,193 €	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 14mm	MOVs	PCB Mount	Radial	230 VAC	300 VDC	360 V	595 V	15.5 mm	6 kA	90 J	380 pF	- 40 C	+ 105 C	Bulk
Varistors 250VAC 10% 14mm AdvanceD B72214S2251K101 TDK 1: 0,456 € 4.930In Stock	Mfr. Part No. B72214S2251K101 Mouser Part No 871-B72214S2251K101	TDK	Varistors 250VAC 10% 14mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	4.930In Stock	0,456 € 0,285 € 0,23 € 0,219 € View 0,21 € 0,199 € 0,193 € 0,19 €	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 14mm	MOVs	PCB Mount	Radial	250 VAC	320 VDC	390 V	650 V	15.5 mm	6 kA	100 J	350 pF	- 40 C	+ 105 C	Bulk
Varistors 230VAC 10% 14mm StandarD B72214S0231K101 TDK 1: 0,387 € 6.174In Stock	Mfr. Part No. B72214S0231K101 Mouser Part No 871-B72214S231K101	TDK	Varistors 230VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	6.174In Stock	0,387 € 0,241 € 0,194 € 0,184 € View 0,176 € 0,169 € 0,163 € 0,159 €	Min.: 1 Mult.: 1	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	230 VAC	300 VDC	360 V	595 V	14 mm	4.5 kA	60 J	380 pF	- 40 C	+ 105 C	Bulk
Varistors 320VAC 10% 14mm AdvanceD B72214S2321K151 TDK 1: 0,507 € 1.634In Stock 4.000Expected 1/4/2027	Mfr. Part No. B72214S2321K151 Mouser Part No 871-B72214S2321K151	TDK	Varistors 320VAC 10% 14mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	1.634In Stock 4.000Expected 1/4/2027	Cut Tape 0,507 € 0,322 € 0,26 € 0,248 € Reel 0,218 € View 0,238 € 0,226 € 0,216 €	Min.: 1 Mult.: 1 : 4.000	Disc Varistor, AdvanceD 14mm	MOVs	PCB Mount	Radial	320 VAC	420 VDC	510 V	840 V	15.5 mm	6 kA	136 J	280 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 420VAC 10% 14mm AdvanceD B72214S2421K101 TDK 1: 0,757 € 3.028In Stock	Mfr. Part No. B72214S2421K101 Mouser Part No 871-B72214S2421K101	TDK	Varistors 420VAC 10% 14mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	3.028In Stock	0,757 € 0,485 € 0,396 € 0,379 € View 0,366 € 0,345 € 0,325 € 0,318 €	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 14mm	MOVs	PCB Mount	Radial	420 VAC	560 VDC	680 V	1.12 kV	15.5 mm	5 kA	136 J	220 pF	- 40 C	+ 105 C	Bulk
Varistors 510VAC 10% 14mm AdvanceD B72214S2511K101 TDK 1: 0,972 € 2.919In Stock 3.000Expected 12/7/2026	Mfr. Part No. B72214S2511K101 Mouser Part No 871-B72214S2511K101	TDK	Varistors 510VAC 10% 14mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	2.919In Stock 3.000Expected 12/7/2026	0,972 € 0,63 € 0,519 € 0,497 € View 0,465 € 0,439 € 0,43 € 0,421 € 0,419 €	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 14mm	MOVs	PCB Mount	Radial	510 VAC	670 VDC	820 V	1.355 kV	15.5 mm	5 kA	165 J	180 pF	- 40 C	+ 105 C	Bulk
Varistors 625VAC 10% 14mm AdvanceD B72214S2621K101 TDK 1: 0,912 € 2.899In Stock	Mfr. Part No. B72214S2621K101 Mouser Part No 871-B72214S2621K101	TDK	Varistors 625VAC 10% 14mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	2.899In Stock	0,912 € 0,593 € 0,487 € 0,47 € View 0,452 € 0,425 € 0,413 € 0,411 € 0,408 €	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 14mm	MOVs	PCB Mount	Radial	625 VAC	825 VDC	1 kV	1.65 kV	15.5 mm	5 kA	200 J	150 pF	- 40 C	+ 105 C	Bulk
Varistors 680VAC 10% 14mm AdvanceD B72214S2681K101 TDK 1: 0,972 € 2.170In Stock	Mfr. Part No. B72214S2681K101 Mouser Part No 871-B72214S2681K101	TDK	Varistors 680VAC 10% 14mm AdvanceD Learn More about TDK epcosvaristors	Datasheet	2.170In Stock	0,972 € 0,63 € 0,519 € 0,497 € View 0,464 € 0,439 €	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 14mm	MOVs	PCB Mount	Radial	680 VAC	895 VDC	1.1 kV	1.815 kV	15.5 mm	5 kA	220 J	140 pF	- 40 C	+ 105 C	Bulk
Varistors 320VAC 10% 14mm StandarD B72214S0321K501 TDK 1: 0,447 € 699In Stock	Mfr. Part No. B72214S0321K501 Mouser Part No 871-B72214S321K501	TDK	Varistors 320VAC 10% 14mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	699In Stock	0,447 € 0,279 € 0,224 € 0,206 € View 0,194 € 0,188 € 0,182 € 0,176 €	Min.: 1 Mult.: 1	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	320 VAC	420 VDC	510 V	840 V	14 mm	4.5 kA	84 J	370 pF	- 40 C	+ 105 C	Bulk
Varistors 35VAC 10% 14mm StandarD B72214S0350K151 TDK 1: 0,516 € 1.975In Stock	Mfr. Part No. B72214S0350K151 Mouser Part No 871-B72214S350K151	TDK	Varistors 35VAC 10% 14mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	1.975In Stock	Cut Tape 0,516 € 0,325 € 0,263 € 0,251 € Reel 0,224 € View 0,237 € 0,22 € 0,216 €	Min.: 1 Mult.: 1 : 3.000	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	35 VAC	45 VDC	56 V	110 V	14 mm	1 kA	10 J	4.2 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 385VAC 10% 14mm StandarD B72214S0381K101 TDK 1: 0,464 € 4.734In Stock 10.800On Order	Mfr. Part No. B72214S0381K101 Mouser Part No 871-B72214S381K101	TDK	Varistors 385VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	4.734In Stock 10.800On Order	0,464 € 0,289 € 0,232 € 0,221 € View 0,212 € 0,202 € 0,163 €	Min.: 1 Mult.: 1	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	385 VAC	505 VDC	620 V	1.025 kV	14 mm	4.5 kA	80 J	240 pF	- 40 C	+ 105 C	Bulk
Varistors 40VAC 10% 14mm StandarD B72214S0400K551 TDK 1: 0,516 € 1.450In Stock	Mfr. Part No. B72214S0400K551 Mouser Part No 871-B72214S400K551	TDK	Varistors 40VAC 10% 14mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	1.450In Stock	Cut Tape 0,516 € 0,325 € 0,263 € 0,251 € Reel 0,224 € View 0,237 € 0,22 € 0,215 € 0,212 €	Min.: 1 Mult.: 1 : 3.000	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	40 VAC	56 VDC	68 V	135 V	14 mm	1 kA	13 J	3.55 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 420VAC 10% 14mm StandarD B72214S0421K331 TDK 1: 0,662 € 1.278In Stock	Mfr. Part No. B72214S0421K331 Mouser Part No 871-B72214S421K331	TDK	Varistors 420VAC 10% 14mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	1.278In Stock	Cut Tape 0,662 € 0,432 € 0,36 € Reel 0,36 € 0,356 € View 0,353 € 0,349 €	Min.: 1 Mult.: 1 : 3.000	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	420 VAC	560 VDC	680 V	1.12 kV	14 mm	4.5 kA	90 J	290 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 60VAC 10% 14mm StandarD B72214S0600K101 TDK 1: 0,447 € 1.966In Stock 15.000On Order	Mfr. Part No. B72214S0600K101 Mouser Part No 871-B72214S600K101	TDK	Varistors 60VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	1.966In Stock 15.000On Order	0,447 € 0,281 € 0,226 € 0,216 € View 0,208 € 0,20 € 0,198 € 0,196 €	Min.: 1 Mult.: 1	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	60 VAC	85 VDC	100 V	165 V	14 mm	4.5 kA	17 J	1.65 nF	- 40 C	+ 105 C	Bulk
Varistors 95VAC 10% 14mm StandarD B72214S0950K101 TDK 1: 0,473 € 2.905In Stock	Mfr. Part No. B72214S0950K101 Mouser Part No 871-B72214S950K101	TDK	Varistors 95VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	2.905In Stock	0,473 € 0,298 € 0,24 € 0,229 € View 0,219 € 0,207 € 0,202 € 0,188 €	Min.: 1 Mult.: 1	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	95 VAC	125 VDC	150 V	250 V	14 mm	4.5 kA	25 J	870 pF	- 40 C	+ 105 C	Bulk
Varistors 275VAC 10% 14mm 125 DegC AdvanceD B72214U2271K501 TDK 1: 0,585 € 612In Stock 3.000Expected 12/7/2026	Mfr. Part No. B72214U2271K501 Mouser Part No 871-B72214U2271K501	TDK	Varistors 275VAC 10% 14mm 125 DegC AdvanceD Learn More about TDK b722 varistors	Datasheet	612In Stock 3.000Expected 12/7/2026	0,585 € 0,367 € 0,297 € 0,283 € View 0,226 € 0,214 € 0,208 € 0,206 €	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 125C, 85C/85%RH 14mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	17.5 mm	6 kA	110 J	440 pF	- 40 C	+ 125 C	Bulk
Varistors 320VAC 10% 14mm 125 DegC AdvanceD B72214U2321K501 TDK 1: 0,482 € 1.216In Stock	Mfr. Part No. B72214U2321K501 Mouser Part No 871-B72214U2321K501	TDK	Varistors 320VAC 10% 14mm 125 DegC AdvanceD Learn More about TDK b722 varistors	Datasheet	1.216In Stock	0,482 € 0,306 € 0,248 € 0,214 € View 0,208 € 0,206 €	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 125C, 85C/85%RH 14mm	MOVs	PCB Mount	Radial	320 VAC	420 VDC	510 V	840 V	17.5 mm	6 kA	136 J	370 pF	- 40 C	+ 125 C	Bulk
Varistors 460VAC 10% 20mm SuperioR MP B72220P3461K101 TDK 1: 1,44 € 476In Stock	Mfr. Part No. B72220P3461K101 Mouser Part No 871-B72220P3461K101	TDK	Varistors 460VAC 10% 20mm SuperioR MP Learn More about TDK epcosvaristors	Datasheet	476In Stock	1,44 € 0,963 € 0,87 € 0,804 € View 0,774 € 0,725 € 0,699 € 0,697 € 0,659 €	Min.: 1 Mult.: 1	Disc Varistor, Multi-Pulse SuperioR 20mm	MOVs	PCB Mount	Radial	460 VAC	615 VDC	750 V	1.24 kV	22.5 mm	12 kA	445 J	660 pF	- 40 C	+ 105 C	Bulk
Varistors 385VAC 10% 20mm EnergetiQ B72220Q0381K101 TDK 1: 1,37 € 1.359In Stock	Mfr. Part No. B72220Q0381K101 Mouser Part No 871-B72220Q0381K101	TDK	Varistors 385VAC 10% 20mm EnergetiQ Learn More about TDK epcosvaristors	Datasheet	1.359In Stock	1,37 € 0,912 € 0,803 € 0,755 € View 0,726 € 0,69 € 0,663 € 0,66 €	Min.: 1 Mult.: 1	Disc Varistor, EnergetiQ 20mm	MOVs	PCB Mount	Radial	385 VAC	505 VDC	620 V	1.025 kV	22.5 mm	15 kA	315 J	780 pF	- 40 C	+ 105 C	Bulk
Varistors 175VAC 10% 20mm EnergetiQ B72220Q0171K101 TDK 1: 1,44 € 518In Stock	Mfr. Part No. B72220Q0171K101 Mouser Part No 871-B72220Q171K101	TDK	Varistors 175VAC 10% 20mm EnergetiQ Learn More about TDK epcosvaristors	Datasheet	518In Stock	1,44 € 0,963 € 0,92 € 0,83 €	Min.: 1 Mult.: 1	Disc Varistor, EnergetiQ 20mm	MOVs	PCB Mount	Radial	175 VAC	225 VDC	270 V	455 V	22.5 mm	15 kA	135 J	1.5 nF	- 40 C	+ 105 C	Bulk
Varistors 250VAC 10% 20mm EnergetiQ B72220Q0251K101 TDK 1: 1,37 € 968In Stock	Mfr. Part No. B72220Q0251K101 Mouser Part No 871-B72220Q251K101	TDK	Varistors 250VAC 10% 20mm EnergetiQ Learn More about TDK epcosvaristors	Datasheet	968In Stock	1,37 € 0,912 € 0,86 € 0,85 € View 0,84 € 0,82 €	Min.: 1 Mult.: 1	Disc Varistor, EnergetiQ 20mm	MOVs	PCB Mount	Radial	250 VAC	320 VDC	390 V	650 V	20 mm	8 kA	140 J	940 pF	- 40 C	+ 105 C	Bulk
Varistors 300VAC 10% 20mm EnergetiQ B72220Q0301K101 TDK 1: 1,44 € 1.030In Stock	Mfr. Part No. B72220Q0301K101 Mouser Part No 871-B72220Q301K101	TDK	Varistors 300VAC 10% 20mm EnergetiQ Learn More about TDK epcosvaristors	Datasheet	1.030In Stock	1,44 € 0,963 € 0,851 € 0,801 € View 0,77 € 0,746 € 0,683 € 0,681 €	Min.: 1 Mult.: 1	Disc Varistor, EnergetiQ 20mm	MOVs	PCB Mount	Radial	300 VAC	385 VDC	470 V	775 V	20 mm	15 kA	235 J	850 pF	- 40 C	+ 105 C	Bulk
Varistors 25VAC 10% 20mm StandarD B72220S0250K151 TDK 1: 0,946 € 2.253In Stock	Mfr. Part No. B72220S0250K151 Mouser Part No 871-B72220S0250K151	TDK	Varistors 25VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	2.253In Stock	Cut Tape 0,946 € 0,617 € 0,51 € 0,488 € Reel 0,45 € View 0,473 € 0,437 € 0,393 €	Min.: 1 Mult.: 1 : 2.000	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	Reel, Cut Tape
Varistors 275VAC 10% 20mm StandarD B72220S0271K151 TDK 1: 0,817 € 1.400In Stock	Mfr. Part No. B72220S0271K151 Mouser Part No 871-B72220S0271K151	TDK	Varistors 275VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	1.400In Stock	Cut Tape 0,817 € 0,529 € 0,516 € Reel 0,516 € 0,367 € 0,342 €	Min.: 1 Mult.: 1 : 4.000	Disc Varistor, StandarD 20mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	20 mm	8 kA	151 J	850 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 300VAC 10% 20mm StandarD B72220S0301K501 TDK 1: 0,757 € 1.259In Stock	Mfr. Part No. B72220S0301K501 Mouser Part No 871-B72220S0301K501	TDK	Varistors 300VAC 10% 20mm StandarD Learn More about TDK epcosvaristors	Datasheet	1.259In Stock	Cut Tape 0,757 € 0,489 € 0,401 € 0,384 € Reel 0,352 € View 0,363 € 0,335 € 0,319 € 0,318 €	Min.: 1 Mult.: 1 : 1.500	Disc Varistor, StandarD 20mm	MOVs	PCB Mount	Radial	300 VAC	385 VDC	470 V	775 V	20 mm	8 kA	173 J	780 pF	- 40 C	+ 105 C	Reel, Cut Tape