HC Series - High Energy Industrial Varistor Series

Series: HC
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Disclaimer Notice

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

HC Series transient surge suppressors are industrial high energy metal-oxide varistors (MOVs). They are designed to provide secondary surge protection in the outdoor and servie entrance environment (distribution panels) of buildings, and also in industrial applications for motor controls and power supplies used in the oil-drilling, mining, and transportation fields.

  • Clipped lead design for through hole board placement or to accommodate soldered leads.

Features:
  • RoHS compliant and Lead–free 
  • Wide operating voltage range
     VM(AC)RMS
    110V to 750V
  • Two disc sizes available 32mm and 40mm
  • High energy absorption capability WTM = 170J to 1050J
  • High peak pulse current capability, ITM = 25,000A to 40,000A
  • Rigid terminals for secure mounting
  • Available in trimmed version for through hole board mounting – Designation "HC"
  • No derating up to 85ºC ambient
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Access specifications, certifications, check availability and order parts below

Catalog #VMAX AC (V)VMAX DC (V)WTM (J)(ITM 1xAmps (A)VNDC
(V)		VNDC MIN
(V)		VNDC MAX (V)Vc (V)PolarityCo Typ
(pF)		Partner ECAD ModelsStockSamplesCompare
V131HC321301751.5250200184228350Bi-directional4700V131HC32Check
V131HC401301751.5250200184228345Bi-directional1000V131HC40CheckOrder
V151HC321502001.5250240212268410Bi-directional4000V151HC32CheckOrder
V151HC4015020030040000240212268405Bi-directional8000V151HC40CheckOrder
V251HC3225033033025000390354429650Bi-directional2500V251HC32CheckOrder
V251HC4025033037040000390354429630Bi-directional5000V251HC40CheckOrder
V271HC3227536936025000430389473710Bi-directional2200V271HC32CheckOrder
V271HC4027536940040000430389473690Bi-directional4500V271HC40CheckOrder
V321HC3232042039025000510462561845Bi-directional1900V321HC32CheckOrder
V321HC4032042046040000510462561825Bi-directional3800V321HC40CheckOrder
V421HC32420560400250006806107481120Bi-directional1500V421HC32Check
V421HC40420560600400006806107481100Bi-directional3000V421HC40Check
V481HC32480640450250007506708251290Bi-directional1300V481HC32Check
V481HC40480640650400007506708251230Bi-directional2700V481HC40CheckOrder
V511HC32510675500250008207359101355Bi-directional1200V511HC32CheckOrder
V511HC40510675700400008207359101295Bi-directional2500V511HC40Check
V571HC325757305502500091080510001570Bi-directional1100V571HC32CheckOrder
V571HC405757307704000091080510001480Bi-directional2200V571HC40CheckOrder
V661HC3266085060025000105094011601820Bi-directional1000V661HC32CheckOrder
V661HC4066085090040000105094011601720Bi-directional2000V661HC40Check
V751HC32750970700250001200108013202050Bi-directional800V751HC32CheckOrder
V751HC407509701050400001200108013202000Bi-directional1800V751HC40CheckOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
V131HC40 HC VARISTOR 40MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
06/30/2019
V151HC32 HC VARISTOR 32MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V151HC40 HC VARISTOR 40MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V251HC32 HC VARISTOR 32MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V251HC40 HC VARISTOR 40MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V271HC32 HC VARISTOR 32MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V271HC40 HC VARISTOR 40MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V321HC32 HC VARISTOR 32MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V321HC40 HC VARISTOR 40MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V481HC40 HC VARISTOR 40MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V511HC32 HC VARISTOR 32MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V571HC32 HC VARISTOR 32MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V571HC40 HC VARISTOR 40MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V661HC32 HC VARISTOR 32MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V751HC32 HC VARISTOR 32MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
V751HC40 HC VARISTOR 40MM ROHS / LEAD FREE RoHS No 07/31/2006 PbFree No 07/31/2006 No
01/01/2010
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