Varistors, MOVs

Manufacturer 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




























































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo 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 Littelfuse Inc.

V511HF34

VARISTOR 820V 40KA SQUARE 34MM

Littelfuse Inc.

3,641
RFQ
V511HF34 Datasheet

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 Littelfuse Inc.

V661HB34

VARISTOR 1.05KV 40KA SQUARE 34MM

Littelfuse Inc.

6,554
RFQ
V661HB34 Datasheet

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 Littelfuse Inc.

V331HB34

VARISTOR 518.5V 40KA SQUARE 34MM

Littelfuse Inc.

3,847
RFQ
V331HB34 Datasheet

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 Littelfuse Inc.

V301HF34

VARISTOR 470V 40KA SQUARE 34MM

Littelfuse Inc.

5,574
RFQ
V301HF34 Datasheet

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 Littelfuse Inc.

V351HB34

VARISTOR 549.5V 40KA SQUARE 34MM

Littelfuse Inc.

6,329
RFQ
V351HB34 Datasheet

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 Littelfuse Inc.

V421HF34

VARISTOR 680V 40KA SQUARE 34MM

Littelfuse Inc.

4,923
RFQ
V421HF34 Datasheet

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 Littelfuse Inc.

V391HB34

VARISTOR 604V 40KA SQUARE 34MM

Littelfuse Inc.

3,630
RFQ
V391HB34 Datasheet

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 Littelfuse Inc.

V481HG34

VARISTOR 750V 40KA SQUARE 34MM

Littelfuse Inc.

9,382
RFQ
V481HG34 Datasheet

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 Littelfuse Inc.

V481HF34

VARISTOR 750V 40KA SQUARE 34MM

Littelfuse Inc.

2,021
RFQ
V481HF34 Datasheet

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 Littelfuse Inc.

V351HG34

VARISTOR 549.5V 40KA SQUARE 34MM

Littelfuse Inc.

3,958
RFQ
V351HG34 Datasheet

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 Littelfuse Inc.

V331HG34

VARISTOR 518.5V 40KA SQUARE 34MM

Littelfuse Inc.

3,730
RFQ
V331HG34 Datasheet

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 Littelfuse Inc.

V321HG34

VARISTOR 510V 40KA SQUARE 34MM

Littelfuse Inc.

4,774
RFQ
V321HG34 Datasheet

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 Littelfuse Inc.

V351HF34

VARISTOR 549.5V 40KA SQUARE 34MM

Littelfuse Inc.

2,682
RFQ
V351HF34 Datasheet

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 Littelfuse Inc.

V251HF34

VARISTOR 390V 40KA SQUARE 34MM

Littelfuse Inc.

5,087
RFQ
V251HF34 Datasheet

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 Littelfuse Inc.

V271HG34

VARISTOR 430V 40KA SQUARE 34MM

Littelfuse Inc.

7,392
RFQ
V271HG34 Datasheet

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 Littelfuse Inc.

V391HG34

VARISTOR 604V 40KA SQUARE 34MM

Littelfuse Inc.

3,699
RFQ
V391HG34 Datasheet

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 Littelfuse Inc.

V391HF34

VARISTOR 604V 40KA SQUARE 34MM

Littelfuse Inc.

2,319
RFQ
V391HF34 Datasheet

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 Littelfuse Inc.

V301HG34

VARISTOR 470V 40KA SQUARE 34MM

Littelfuse Inc.

6,499
RFQ
V301HG34 Datasheet

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 Littelfuse Inc.

V331HF34

VARISTOR 518.5V 40KA SQUARE 34MM

Littelfuse Inc.

7,538
RFQ
V331HF34 Datasheet

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 Littelfuse Inc.

V381HB34

VARISTOR 40KA SQUARE 34MM

Littelfuse Inc.

8,192
RFQ
V381HB34 Datasheet

Datasheet

Square 34mm, Formed Tabs HB34 Bulk Active - - - - - 40 kA - 1 - - - - - Through Hole

Varistors, MOVs Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing Varistors, MOVs components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports Varistors, MOVs Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

Varistors, MOVs FAQ

Can FPGAX source both active and end-of-life Varistors, MOVs components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a Varistors, MOVs sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.