437A Series - 1206 AECQ-compliant Fuses

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The 437A series AECQ-Compliant fuses are specifically tested to cater to secondary circuit protection needs of compact auto-electronics applications.

Features:

  • AECQ-Compliant
  • Fast response to faulty current to ensure over-current protection to sensitive electronic component.
  • Operating Temperature  from -55°C to +150°C
  • 100%  Lead-free, Halogen-Free and RoHS compliant

Applications:

  • Li-ion Battery
  • LED Head-Lights
  • Navigation
  • TFT display
  • BMS

Access specifications, certifications, check availability and order parts below

Catalog #VDC (V)VAC (V)Nominal Melting I2T (A2sec)Resistance
(Ω)
BodyMin Operating Temp (°C)Max Operating Temp (°C)MSLOpeningStockSamplesCompare
0437.500A63630.0180.908Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
0437.750A63630.0640.6Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
0437001A63630.10.42Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
0437002A63630.1440.062Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
0437003A32320.5060.035Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
0437004A32321.0240.022Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
0437005A32322.3000.0159Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
043701.5A63630.3240.209Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
043702.5A32320.4410.043Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
043703.5A32320.7770.027Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
04371.25A63630.2560.318Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder
04371.75A63630.0750.071Ceramic Body-55150IPC/JEDEC J-STD-020C LEVEL 1Fast-Acting (F)CheckOrder

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Littelfuse Fuseology Selection Guide

Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s)
0437.500WRA FUSE 63V FA 1206 .500A AECQ RoHS No 11/26/2017 PbFree No 11/26/2017 CoC_RoHS10_0437.500WRA_04-27-2021 REACH211_Declaration_0437.500WRA_04-27-2021 Yes
11/26/2017
Does not Contain
0437.750WRA FUSE 63V FA 1206 .750A AECQ RoHS No 06/06/2008 PbFree No 06/22/2017 CoC_RoHS10_0437.750WRA_6-6-2019 REACH205_Declaration_0437.750WRA_06-19-2020 Yes
06/22/2017
Does not Contain
0437001.WRA FUSE 63V FA 1206 1A AECQ RoHS No 06/06/2008 PbFree No 10/24/2016 CoC_RoHS10_0437001.WRA_10-13-2017 Yes
10/24/2016
0437002.WRA FUSE 63V FA 1206 2A AECQ RoHS No 06/06/2008 PbFree No 10/15/2015 CoC_RoHS10_0437002.WRA_12-02-2020 REACH209_Declaration_0437002.WRA_12-02-2020 Yes
10/15/2015
Does not Contain
0437003.WRA FUSE 32V FA 1206 3A AECQ RoHS No 07/29/2018 PbFree No 07/29/2018 CoC_RoHS10_0437003.WRA_8-10-2020 REACH209_Declaration_0437003.WRA_8-10-2020 Yes
07/29/2018
Does not Contain
0437004.WRA FUSE 32V FA 1206 4A AECQ RoHS No 12/20/2017 PbFree No 12/20/2017 CoC_RoHS10_0437004.WRA_12-20-2017 Yes
12/20/2017
0437005.WRA FUSE 32V FA 1206 5A AECQ RoHS No 06/06/2008 PbFree No 01/16/2019 CoC_RoHS10_0437005.WRA_09-20-2021 REACH219_Declaration_0437005.WRA_09-20-2021 Yes
01/16/2019
Does not Contain
043702.5WRA FUSE 32V FA 1206 2.5A AECQ RoHS No 06/06/2008 PbFree No 10/24/2016 CoC_RoHS10_043702.5WRA_07-04-2020 Yes
10/24/2016
043703.5WRA FUSE 32V FA 1206 3.5A AECQ RoHS No 12/12/2018 PbFree No 12/12/2018 CoC_RoHS10_043703.5WRA_02-12-2020 REACH205_Declaration_043703.5WRA_02-12-2020 Yes
12/12/2018
Does not Contain
04371.25WRA FUSE 63V FA 1206 1.25A AECQ RoHS No 06/06/2008 PbFree No 08/15/2017 CoC_RoHS10_04371.25WRA_08-18-2017 Yes
08/15/2017
04371.75WRA FUSE 63V FA 1206 1.75A AECQ RoHS No 11/22/2017 PbFree No 11/22/2017 CoC_RoHS10_04371.75WRA_11-23-2017 REACH197_Declaration_04371.75WRA_02-19-2019 Yes
11/22/2017
Does not Contain
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