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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 (SGD) 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 275VAC 10% 10mm StandarD B72210S0271K531 TDK 1: $0.585 1,280In Stock	Mfr. Part No. B72210S0271K531 Mouser Part No 871-B72210S271K531	TDK	Varistors 275VAC 10% 10mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	1,280In Stock	Cut Tape $0.585 $0.362 $0.29 $0.276 Reel $0.243 View $0.253 $0.233 $0.227	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
Varistors 30VAC 10% 10mm StandarD B72210S0300K101 TDK 1: $0.558 7,709In Stock 9,000Expected 16/12/2026	Mfr. Part No. B72210S0300K101 Mouser Part No 871-B72210S300K101	TDK	Varistors 30VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	7,709In Stock 9,000Expected 16/12/2026	$0.558 $0.345 $0.276 $0.262 View $0.252 $0.239 $0.228 $0.22 $0.214	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
Varistors 30VAC 10% 10mm StandarD B72210S0300K131 TDK 1: $0.68 3,056In Stock	Mfr. Part No. B72210S0300K131 Mouser Part No 871-B72210S300K131	TDK	Varistors 30VAC 10% 10mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	3,056In Stock	Cut Tape $0.68 $0.422 $0.34 $0.324 Reel $0.287 View $0.299 $0.283 $0.275 $0.265	Min.: 1 Mult.: 1 : 3,000	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	Reel, Cut Tape
Varistors 320VAC 10% 10mm StandarD B72210S0321K131 TDK 1: $0.707 1,160In Stock	Mfr. Part No. B72210S0321K131 Mouser Part No 871-B72210S321K131	TDK	Varistors 320VAC 10% 10mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	1,160In Stock	Cut Tape $0.707 $0.434 $0.348 $0.33 Reel $0.249 View $0.317 $0.242 $0.233 $0.23	Min.: 1 Mult.: 1 : 3,000	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	320 VAC	420 VDC	510 V	840 V	10 mm	2.5 kA	50 J	185 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 385VAC 10% 10mm StandarD B72210S0381K101 TDK 1: $0.476 6,193In Stock	Mfr. Part No. B72210S0381K101 Mouser Part No 871-B72210S381K101	TDK	Varistors 385VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	6,193In Stock	$0.476 $0.296 $0.235 $0.224 View $0.215 $0.204 $0.199 $0.197	Min.: 1 Mult.: 1	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	385 VAC	505 VDC	620 V	1.025 kV	10 mm	2.5 kA	40 J	150 pF	- 40 C	+ 105 C	Bulk
Varistors 420VAC 10% 10mm StandarD B72210S0421K101 TDK 1: $0.666 4,526In Stock 6,000Expected 30/11/2026	Mfr. Part No. B72210S0421K101 Mouser Part No 871-B72210S421K101	TDK	Varistors 420VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	4,526In Stock 6,000Expected 30/11/2026	$0.666 $0.413 $0.332 $0.317 View $0.303 $0.29 $0.282 $0.275 $0.248	Min.: 1 Mult.: 1	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	420 VAC	560 VDC	680 V	1.12 kV	10 mm	2.5 kA	45 J	135 pF	- 40 C	+ 105 C	Bulk
Varistors 460VAC 10% 10mm StandarD B72210S0461K101 TDK 1: $0.666 5,180In Stock	Mfr. Part No. B72210S0461K101 Mouser Part No 871-B72210S461K101	TDK	Varistors 460VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	5,180In Stock	$0.666 $0.413 $0.332 $0.317 View $0.303 $0.299 $0.28 $0.277	Min.: 1 Mult.: 1	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	460 VAC	615 VDC	750 V	1.24 kV	10 mm	2.5 kA	50 J	120 pF	- 40 C	+ 105 C	Bulk
Varistors 60VAC 10% 10mm StandarD B72210S0600K101 TDK 1: $0.585 4,193In Stock 9,000Expected 23/11/2026	Mfr. Part No. B72210S0600K101 Mouser Part No 871-B72210S600K101	TDK	Varistors 60VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	4,193In Stock 9,000Expected 23/11/2026	$0.585 $0.366 $0.292 $0.279 View $0.267 $0.254 $0.246 $0.245 $0.227	Min.: 1 Mult.: 1	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	60 VAC	85 VDC	100 V	165 V	12 mm	2.5 kA	10 J	870 pF	- 40 C	+ 105 C	Bulk
Varistors 75VAC 10% 10mm StandarD B72210S0750K101 TDK 1: $0.558 2,047In Stock	Mfr. Part No. B72210S0750K101 Mouser Part No 871-B72210S750K101	TDK	Varistors 75VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,047In Stock	$0.558 $0.345 $0.276 $0.262 View $0.252 $0.237 $0.231 $0.23	Min.: 1 Mult.: 1	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	75 VAC	100 VDC	120 V	200 V	10 mm	2.5 kA	12 J	720 pF	- 40 C	+ 105 C	Bulk
Varistors 95VAC 10% 10mm StandarD B72210S0950K101 TDK 1: $0.558 765In Stock 3,000Expected 4/1/2027	Mfr. Part No. B72210S0950K101 Mouser Part No 871-B72210S950K101	TDK	Varistors 95VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	765In Stock 3,000Expected 4/1/2027	$0.558 $0.345 $0.276 $0.262 View $0.252 $0.237 $0.23	Min.: 1 Mult.: 1	Disc Varistor, StandarD 10mm	MOVs	PCB Mount	Radial	95 VAC	125 VDC	150 V	250 V	10 mm	2.5 kA	15 J	530 pF	- 40 C	+ 105 C	Bulk
Varistors 275VAC 10% 10mm 125 DegC AdvanceD B72210U2271K501 TDK 1: $0.598 3,313In Stock	Mfr. Part No. B72210U2271K501 Mouser Part No 871-B72210U2271K501	TDK	Varistors 275VAC 10% 10mm 125 DegC AdvanceD Learn More about TDK b722 varistors	Datasheet	3,313In Stock	$0.598 $0.377 $0.302 $0.287 View $0.276 $0.275 $0.269 $0.249	Min.: 1 Mult.: 1	Disc Varistor, AdvanceD 125C, 85C/85%RH 10mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	14 mm	3.5 kA	55 J	220 pF	- 40 C	+ 125 C	Bulk
Varistors 275VAC 10% 14mm MP AdvanceD B72214P2271K101 TDK 1: $0.843 4,658In Stock	Mfr. Part No. B72214P2271K101 Mouser Part No 871-B72214P2271K101	TDK	Varistors 275VAC 10% 14mm MP AdvanceD Learn More about TDK epcosvaristors	Datasheet	4,658In Stock	$0.843 $0.534 $0.434 $0.413 View $0.412 $0.366 $0.356 $0.343	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
Varistors 320VAC 10% 14mm MP AdvanceD B72214P2321K101 TDK 1: $0.898 4,931In Stock	Mfr. Part No. B72214P2321K101 Mouser Part No 871-B72214P2321K101	TDK	Varistors 320VAC 10% 14mm MP AdvanceD Learn More about TDK epcosvaristors	Datasheet	4,931In Stock	$0.898 $0.566 $0.46 $0.386 View $0.369 $0.351 $0.348 $0.347	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
Varistors 420VAC 10% 14mm MP AdvanceD B72214P2421K101 TDK 1: $1.60 1,832In Stock	Mfr. Part No. B72214P2421K101 Mouser Part No 871-B72214P2421K101	TDK	Varistors 420VAC 10% 14mm MP AdvanceD Learn More about TDK epcosvaristors	Datasheet	1,832In Stock	$1.60 $1.03 $0.85 $0.801 View $0.668 $0.612 $0.597 $0.571	Min.: 1 Mult.: 1	Disc Varistor, Multi_Pulse AdvanceD 14mm	MOVs	PCB Mount	Radial	420 VAC	560 VDC	680 V	1.12 kV	16.5 mm	6 kA	190 J	355 pF	- 40 C	+ 105 C	Bulk
Varistors 385VAC 10% 14mm EnergetiQ B72214Q0381K101 TDK 1: $1.58 1,336In Stock	Mfr. Part No. B72214Q0381K101 Mouser Part No 871-B72214Q0381K101	TDK	Varistors 385VAC 10% 14mm EnergetiQ Learn More about TDK epcosvaristors	Datasheet	1,336In Stock	$1.58 $1.03 $0.855 $0.82 View $0.792 $0.755 $0.737 $0.726 Quote	Min.: 1 Mult.: 1	Disc Varistor, EnergetiQ 14mm	MOVs	PCB Mount	Radial	385 VAC	505 VDC	620 V	1.025 kV	16.5 mm	8 kA	225 J	400 pF	- 40 C	+ 105 C	Bulk
Varistors 14VAC 10% 14mm StandarD B72214S0140K151 TDK 1: $0.857 84In Stock	Mfr. Part No. B72214S0140K151 Mouser Part No 871-B72214S0140K151	TDK	Varistors 14VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	84In Stock	Cut Tape $0.857 $0.544 $0.441 $0.42 Reel $0.36 View $0.404 $0.351 $0.34 $0.335	Min.: 1 Mult.: 1 : 3,000	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	14 VAC	18 VDC	22 V	43 V	14 mm	1 kA	4 J	9.95 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 17VAC 10% 14mm StandarD B72214S0170K151 TDK 1: $0.816 3,145In Stock	Mfr. Part No. B72214S0170K151 Mouser Part No 871-B72214S0170K151	TDK	Varistors 17VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	3,145In Stock	Cut Tape $0.816 $0.514 $0.416 Reel $0.394 $0.351 View $0.34 $0.335	Min.: 1 Mult.: 1 : 3,000	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	17 VAC	22 VDC	27 V	53 V	14 mm	1 kA	5 J	8.2 nF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 20VAC 10% 14mm StandarD B72214S0200K151 TDK 1: $0.857 2,925In Stock	Mfr. Part No. B72214S0200K151 Mouser Part No 871-B72214S0200K151	TDK	Varistors 20VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,925In Stock	Cut Tape $0.857 $0.653 $0.529 $0.486 Reel $0.36 View $0.437 $0.351 $0.34 $0.335	Min.: 1 Mult.: 1 : 3,000	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	Reel, Cut Tape
Varistors 25VAC 10% 14mm StandarD B72214S0250K151 TDK 1: $0.816 744In Stock 3,000Expected 23/11/2026	Mfr. Part No. B72214S0250K151 Mouser Part No 871-B72214S0250K151	TDK	Varistors 25VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	744In Stock 3,000Expected 23/11/2026	Cut Tape $0.816 $0.514 $0.416 $0.397 Reel $0.355 View $0.374 $0.348 $0.34 $0.335	Min.: 1 Mult.: 1 : 3,000	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	Reel, Cut Tape
Varistors 250VAC 10% 14mm StandarD B72214S0251K151 TDK 1: $0.748 172In Stock	Mfr. Part No. B72214S0251K151 Mouser Part No 871-B72214S0251K151	TDK	Varistors 250VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	172In Stock	Cut Tape $0.748 $0.466 $0.377 $0.359 Reel $0.301 View $0.314 $0.296 $0.294	Min.: 1 Mult.: 1 : 3,000	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	250 VAC	320 VDC	390 V	650 V	14 mm	4.5 kA	65 J	490 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 250VAC 10% 14mm StandarD B72214S0251K551 TDK 1: $0.707 1,816In Stock	Mfr. Part No. B72214S0251K551 Mouser Part No 871-B72214S0251K551	TDK	Varistors 250VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	1,816In Stock	Cut Tape $0.707 $0.441 $0.355 $0.339 Reel $0.296 View $0.314 $0.307 $0.288 $0.282	Min.: 1 Mult.: 1 : 4,800	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	250 VAC	320 VDC	390 V	650 V	14 mm	4.5 kA	65 J	490 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 275VAC 10% 14mm StandarD B72214S0271K131 TDK 1: $0.748 3,006In Stock	Mfr. Part No. B72214S0271K131 Mouser Part No 871-B72214S0271K131	TDK	Varistors 275VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	3,006In Stock	$0.748 $0.466 $0.377 $0.359 View $0.329 $0.316 $0.288 $0.262	Min.: 1 Mult.: 1	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	15.5 mm	4.5 kA	71 J	440 pF	- 40 C	+ 105 C	Bulk
Varistors 275VAC 10% 14mm StandarD B72214S0271K151 TDK 1: $0.435 4,339In Stock 4,800Expected 16/12/2026	Mfr. Part No. B72214S0271K151 Mouser Part No 871-B72214S0271K151	TDK	Varistors 275VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	4,339In Stock 4,800Expected 16/12/2026	Cut Tape $0.435 $0.288 Reel $0.288 $0.246	Min.: 1 Mult.: 1 : 4,800	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	15.5 mm	4.5 kA	71 J	320 pF	- 40 C	+ 105 C	Reel, Cut Tape
Varistors 275VAC 10% 14mm StandarD B72214S0271K501 TDK 1: $0.707 1,647In Stock 3,000Expected 28/10/2026	Mfr. Part No. B72214S0271K501 Mouser Part No 871-B72214S0271K501	TDK	Varistors 275VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	1,647In Stock 3,000Expected 28/10/2026	$0.707 $0.441 $0.426 $0.407 View $0.39 $0.306 $0.298 $0.295	Min.: 1 Mult.: 1	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	14 mm	4.5 kA	71 J	440 pF	- 40 C	+ 105 C	Bulk
Varistors 275VAC 10% 14mm StandarD B72214S0271K531 TDK 1: $0.857 2,533In Stock	Mfr. Part No. B72214S0271K531 Mouser Part No 871-B72214S0271K531	TDK	Varistors 275VAC 10% 14mm StandarD Learn More about TDK epcosvaristors	Datasheet	2,533In Stock	Cut Tape $0.857 $0.529 $0.426 $0.384 Reel $0.306 View $0.347 $0.288 $0.258	Min.: 1 Mult.: 1 : 3,000	Disc Varistor,StandarD 14mm	MOVs	PCB Mount	Radial	275 VAC	350 VDC	430 V	710 V	14 mm	4.5 kA	71 J	440 pF	- 40 C	+ 105 C	Reel, Cut Tape