Varistors, MOVs

Browse available Varistors, MOVs part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Package / Case	Series	Packaging	Product Status	Maximum AC Volts	Maximum DC Volts	Varistor Voltage (Min)	Varistor Voltage (Typ)	Varistor Voltage (Max)	Current - Surge	Energy	Number of Circuits	Capacitance @ Frequency	Operating Temperature	Features	Grade	Qualification	Mounting Type
V511HF34 VARISTOR 820V 40KA SQUARE 34MM Littelfuse Inc.	3,641	-	RFQ	Datasheet	Square 34mm, Tabs	HF34	Bulk	Active	510 V	675 V	738 V	820 V	902 V	40 kA	700J	1	2500 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V661HB34 VARISTOR 1.05KV 40KA SQUARE 34MM Littelfuse Inc.	6,554	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HB34	Bulk	Active	660 V	850 V	940 V	1.05 kV	1.16 kV	40 kA	1050J	1	-	-	-	-	-	Through Hole
V331HB34 VARISTOR 518.5V 40KA SQUARE 34MM Littelfuse Inc.	3,847	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HB34	Bulk	Active	330 V	435 V	467 V	518.5 V	570 V	40 kA	475J	1	3750 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Through Hole
V301HF34 VARISTOR 470V 40KA SQUARE 34MM Littelfuse Inc.	5,574	-	RFQ	Datasheet	Square 34mm, Tabs	HF34	Bulk	Active	300 V	410 V	423 V	470 V	517 V	40 kA	430J	1	4100 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V351HB34 VARISTOR 549.5V 40KA SQUARE 34MM Littelfuse Inc.	6,329	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HB34	Bulk	Active	350 V	460 V	495 V	549.5 V	604 V	40 kA	500J	1	3600 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Through Hole
V421HF34 VARISTOR 680V 40KA SQUARE 34MM Littelfuse Inc.	4,923	-	RFQ	Datasheet	Square 34mm, Tabs	HF34	Bulk	Active	420 V	560 V	612 V	680 V	748 V	40 kA	600J	1	3000 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V391HB34 VARISTOR 604V 40KA SQUARE 34MM Littelfuse Inc.	3,630	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HB34	Bulk	Active	385 V	510 V	545 V	604 V	663 V	40 kA	550J	1	3500 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Through Hole
V481HG34 VARISTOR 750V 40KA SQUARE 34MM Littelfuse Inc.	9,382	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HG34	Bulk	Active	480 V	640 V	675 V	750 V	825 V	40 kA	650J	1	2700 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V481HF34 VARISTOR 750V 40KA SQUARE 34MM Littelfuse Inc.	2,021	-	RFQ	Datasheet	Square 34mm, Tabs	HF34	Bulk	Active	480 V	640 V	675 V	750 V	825 V	40 kA	650J	1	2700 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V351HG34 VARISTOR 549.5V 40KA SQUARE 34MM Littelfuse Inc.	3,958	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HG34	Bulk	Active	350 V	460 V	495 V	549.5 V	604 V	40 kA	500J	1	3600 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V331HG34 VARISTOR 518.5V 40KA SQUARE 34MM Littelfuse Inc.	3,730	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HG34	Bulk	Active	330 V	435 V	467 V	518.5 V	570 V	40 kA	475J	1	3750 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V321HG34 VARISTOR 510V 40KA SQUARE 34MM Littelfuse Inc.	4,774	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HG34	Bulk	Active	320 V	420 V	459 V	510 V	561 V	40 kA	460J	1	3800 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V351HF34 VARISTOR 549.5V 40KA SQUARE 34MM Littelfuse Inc.	2,682	-	RFQ	Datasheet	Square 34mm, Tabs	HF34	Bulk	Active	350 V	460 V	495 V	549.5 V	604 V	40 kA	500J	1	3600 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V251HF34 VARISTOR 390V 40KA SQUARE 34MM Littelfuse Inc.	5,087	-	RFQ	Datasheet	Square 34mm, Tabs	HF34	Bulk	Active	250 V	330 V	351 V	390 V	429 V	40 kA	370J	1	5000 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V271HG34 VARISTOR 430V 40KA SQUARE 34MM Littelfuse Inc.	7,392	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HG34	Bulk	Active	275 V	370 V	387 V	430 V	473 V	40 kA	400J	1	4500 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V391HG34 VARISTOR 604V 40KA SQUARE 34MM Littelfuse Inc.	3,699	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HG34	Bulk	Active	385 V	510 V	545 V	604 V	663 V	40 kA	550J	1	3500 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V391HF34 VARISTOR 604V 40KA SQUARE 34MM Littelfuse Inc.	2,319	-	RFQ	Datasheet	Square 34mm, Tabs	HF34	Bulk	Active	385 V	510 V	545 V	604 V	663 V	40 kA	550J	1	3500 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V301HG34 VARISTOR 470V 40KA SQUARE 34MM Littelfuse Inc.	6,499	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HG34	Bulk	Active	300 V	410 V	423 V	470 V	517 V	40 kA	430J	1	4100 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V331HF34 VARISTOR 518.5V 40KA SQUARE 34MM Littelfuse Inc.	7,538	-	RFQ	Datasheet	Square 34mm, Tabs	HF34	Bulk	Active	330 V	435 V	467 V	518.5 V	570 V	40 kA	475J	1	3750 pF @ 1 MHz	-55°C ~ 85°C (TA)	-	-	-	Bolt Mount
V381HB34 VARISTOR 40KA SQUARE 34MM Littelfuse Inc.	8,192	-	RFQ	Datasheet	Square 34mm, Formed Tabs	HB34	Bulk	Active	-	-	-	-	-	40 kA	-	1	-	-	-	-	-	Through Hole

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Varistors, MOVs FAQ

Common questions about selecting, comparing and sourcing Varistors, MOVs components through Winsun (HK) Electronics.

What should I check when selecting Varistors, MOVs components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

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Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find Varistors, MOVs parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

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Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.