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
TMOV34S111MX2696 Littelfuse Inc.

TMOV34S111MX2696

VARISTOR 180V 40KA SQUARE 34MM

Littelfuse Inc.

5,158
RFQ

-

Square 34mm, Formed Tabs, 3-Lead TMOV® 34S Bulk Obsolete 115 V 150 V 163 V 180 V 198 V 40 kA 280J 1 11500 pF @ 1 MHz -55°C ~ 85°C (TA) Thermally Protected - - Through Hole
ERZ-C40CK391W Panasonic Electronic Components

ERZ-C40CK391W

VARISTOR 390V 30KA DISC 40MM

Panasonic Electronic Components

5,667
RFQ
ERZ-C40CK391W Datasheet

Datasheet

Disc 40mm, Formed Tabs ERZ-CK Bulk Active 250 V 320 V 351 V 390 V 429 V 30 kA 435J 1 - -40°C ~ 125°C (TA) Thermally Protected - - Bolt Mount
ERZ-C40CK361W Panasonic Electronic Components

ERZ-C40CK361W

VARISTOR 360V 30KA DISC 40MM

Panasonic Electronic Components

2,865
RFQ
ERZ-C40CK361W Datasheet

Datasheet

Disc 40mm, Formed Tabs ERZ-CK Bulk Active 230 V 300 V 324 V 360 V 396 V 30 kA 405J 1 - -40°C ~ 125°C (TA) Thermally Protected - - Bolt Mount
V331HA40 Littelfuse Inc.

V331HA40

VARISTOR 518.5V 40KA DISC 40MM

Littelfuse Inc.

3,324
RFQ
V331HA40 Datasheet

Datasheet

Disc 40mm, Formed Tabs HA 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
V351HA40 Littelfuse Inc.

V351HA40

VARISTOR 549.5V 40KA DISC 40MM

Littelfuse Inc.

6,024
RFQ
V351HA40 Datasheet

Datasheet

Disc 40mm, Formed Tabs HA 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
V441HA40 Littelfuse Inc.

V441HA40

VARISTOR 690V 40KA DISC 40MM

Littelfuse Inc.

2,150
RFQ
V441HA40 Datasheet

Datasheet

Disc 40mm, Formed Tabs HA Bulk Active 440 V 585 V 622 V 690 V 758 V 40 kA 630J 1 3000 pF @ 1 MHz -55°C ~ 85°C (TA) - - - Bolt Mount
V391HA40 Littelfuse Inc.

V391HA40

VARISTOR 604V 40KA DISC 40MM

Littelfuse Inc.

6,678
RFQ
V391HA40 Datasheet

Datasheet

Disc 40mm, Formed Tabs HA 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
V321HC40 Littelfuse Inc.

V321HC40

VARISTOR 510V 40KA DISC 40MM

Littelfuse Inc.

8,942
RFQ
V321HC40 Datasheet

Datasheet

Disc 40mm, Formed Tabs HC 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
V661NA34 Littelfuse Inc.

V661NA34

VARISTOR 1.05KV 40KA SQUARE 34MM

Littelfuse Inc.

6,674
RFQ
V661NA34 Datasheet

Datasheet

Square 34mm NA Bag Obsolete 660 V 850 V 940 V 1.05 kV 1.16 kV 40 kA 900J 1 2000 pF @ 1 MHz -55°C ~ 85°C (TA) - - - Surface Mount
V751NA34 Littelfuse Inc.

V751NA34

VARISTOR 1.2KV 40KA SQUARE 34MM

Littelfuse Inc.

4,546
RFQ
V751NA34 Datasheet

Datasheet

Square 34mm NA Bag Obsolete 750 V 970 V 1.08 kV 1.2 kV 1.32 kV 40 kA 1050J 1 1800 pF @ 1 MHz -55°C ~ 85°C (TA) - - - Surface Mount
V271DHB34 Littelfuse Inc.

V271DHB34

VARISTOR 430V 40KA SQUARE 34MM

Littelfuse Inc.

8,710
RFQ
V271DHB34 Datasheet

Datasheet

Square 34mm, Tabs DHB34 Bulk Active 275 V 369 V 387 V 430 V 473 V 40 kA 400J 1 4500 pF @ 1 MHz -55°C ~ 85°C (TA) - - - Through Hole
V251DHB34 Littelfuse Inc.

V251DHB34

VARISTOR 390V 40KA SQUARE 34MM

Littelfuse Inc.

3,909
RFQ
V251DHB34 Datasheet

Datasheet

Square 34mm, Tabs DHB34 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) - - - Through Hole
V301DHB34 Littelfuse Inc.

V301DHB34

VARISTOR 470V 40KA SQUARE 34MM

Littelfuse Inc.

7,418
RFQ
V301DHB34 Datasheet

Datasheet

Square 34mm, Tabs DHB34 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) - - - Through Hole
V321DHB34 Littelfuse Inc.

V321DHB34

VARISTOR 510V 40KA SQUARE 34MM

Littelfuse Inc.

7,362
RFQ
V321DHB34 Datasheet

Datasheet

Square 34mm, Tabs DHB34 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) - - - Through Hole
V351DHB34 Littelfuse Inc.

V351DHB34

VARISTOR 549.5V 40KA SQUARE 34MM

Littelfuse Inc.

4,556
RFQ
V351DHB34 Datasheet

Datasheet

Square 34mm, Tabs DHB34 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
V421DHB34 Littelfuse Inc.

V421DHB34

VARISTOR 680V 40KA SQUARE 34MM

Littelfuse Inc.

6,693
RFQ
V421DHB34 Datasheet

Datasheet

Square 34mm, Tabs DHB34 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) - - - Through Hole
V391DHB34 Littelfuse Inc.

V391DHB34

VARISTOR 604V 40KA SQUARE 34MM

Littelfuse Inc.

9,801
RFQ
V391DHB34 Datasheet

Datasheet

Square 34mm, Tabs DHB34 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
V441DHB34 Littelfuse Inc.

V441DHB34

VARISTOR 690V 40KA SQUARE 34MM

Littelfuse Inc.

2,924
RFQ
V441DHB34 Datasheet

Datasheet

Square 34mm, Tabs DHB34 Bulk Active 440 V 585 V 622 V 690 V 758 V 40 kA 630J 1 2900 pF @ 1 MHz -55°C ~ 85°C (TA) - - - Through Hole
V331DHB34 Littelfuse Inc.

V331DHB34

VARISTOR 518.5V 40KA SQUARE 34MM

Littelfuse Inc.

7,217
RFQ
V331DHB34 Datasheet

Datasheet

Square 34mm, Tabs DHB34 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
ERZ-C40CK781W Panasonic Electronic Components

ERZ-C40CK781W

VARISTOR 780V 30KA DISC 40MM

Panasonic Electronic Components

9,315
RFQ
ERZ-C40CK781W Datasheet

Datasheet

Disc 40mm, Formed Tabs ERZ-CK Bulk Active 485 V 640 V 702 V 780 V 858 V 30 kA 650J 1 - -40°C ~ 125°C (TA) Thermally Protected - - Bolt Mount

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.