312 Series - 3AG Fast-Acting Glass Body Fuse

312_318
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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.

The 3AG Fast-Acting Fuse solves a broad range 
of application requirements while offering reliable 
performance and cost-effective circuit protection.


Features:

  • In accordance with UL Standard 248-14
  • Available in cartridge and axial lead format and with various forming dimensions
  • RoHS compliant and Lead-free

Access specifications, certifications, check availability and order parts below

Catalog #VAC (V)Nominal Melting I2T (A2sec)Resistance
(Ω)
BodyMSLMin Operating Temp (°C)Max Operating Temp (°C)OpeningPartner ECAD ModelsStockSamplesCompare
0312.0622500.00024924.7Glass BodyContact Littelfuse-55125Fast-Acting (F)312_062CheckOrder
0312.1002500.0017111.28Glass BodyContact Littelfuse-55125Fast-Acting (F)312_1CheckOrder
0312.1252500.002897.145Glass BodyContact Littelfuse-55125Fast-Acting (F)312_125CheckOrder
0312.1502500.00555.13Glass BodyContact Littelfuse-55125Fast-Acting (F)312_15CheckOrder
0312.1752500.00963.875Glass BodyContact Littelfuse-55125Fast-Acting (F)312_175CheckOrder
0312.1872500.01283.42Glass BodyContact Littelfuse-55125Fast-Acting (F)312_187CheckOrder
0312.2002500.01653.02Glass BodyContact Littelfuse-55125Fast-Acting (F)312_2CheckOrder
0312.2502500.03552.01Glass BodyContact Littelfuse-55125Fast-Acting (F)312_25CheckOrder
0312.3002500.06891.405Glass BodyContact Littelfuse-55125Fast-Acting (F)312_3CheckOrder
0312.3752500.1850.825Glass BodyContact Littelfuse-55125Fast-Acting (F)312_375CheckOrder
0312.5002500.4830.498Glass BodyContact Littelfuse-55125Fast-Acting (F)312_5CheckOrder
0312.6002500.880.362Glass BodyContact Littelfuse-55125Fast-Acting (F)312_6CheckOrder
0312.7502501.840.2445Glass BodyContact Littelfuse-55125Fast-Acting (F)312_75CheckOrder
0312001.2500.760.19Glass BodyContact Littelfuse-55125Fast-Acting (F)312001CheckOrder
0312002.2505.20.0704Glass BodyContact Littelfuse-55125Fast-Acting (F)312002CheckOrder
0312003.250140.04265Glass BodyContact Littelfuse-55125Fast-Acting (F)312003CheckOrder
0312004.25028.50.02925Glass BodyContact Littelfuse-55125Fast-Acting (F)312004CheckOrder
0312005.250500.0224Glass BodyContact Littelfuse-55125Fast-Acting (F)312005CheckOrder
0312006.250810.0178Glass BodyContact Littelfuse-55125Fast-Acting (F)312006CheckOrder
0312007.2501180.0146Glass BodyContact Littelfuse-55125Fast-Acting (F)312007CheckOrder
0312008.2501660.01215Glass BodyContact Littelfuse-55125Fast-Acting (F)312008CheckOrder
031201.52502.350.10355Glass BodyContact Littelfuse-55125Fast-Acting (F)31201_5CheckOrder
031201.62502.80.09335Glass BodyContact Littelfuse-55125Fast-Acting (F)31201_6CheckOrder
031201.82503.850.0825Glass BodyContact Littelfuse-55125Fast-Acting (F)31201_8CheckOrder
0312010.2502980.0093Glass BodyContact Littelfuse-55125Fast-Acting (F)312010CheckOrder
0312012.320.00715Glass BodyContact Littelfuse-55125Fast-Acting (F)312012CheckOrder
0312015.320.0052Glass BodyContact Littelfuse-55125Fast-Acting (F)312015CheckOrder
031202.52509.540.0513Glass BodyContact Littelfuse-55125Fast-Acting (F)31202_5CheckOrder
0312020.320.00345Glass BodyContact Littelfuse-55125Fast-Acting (F)312020CheckOrder
0312025.320.0024Glass BodyContact Littelfuse-55125Fast-Acting (F)312025CheckOrder
0312030.320.0019Glass BodyContact Littelfuse-55125Fast-Acting (F)312030CheckOrder
0312035.320.0013Glass BodyContact Littelfuse-55125Fast-Acting (F)312035CheckOrder
03121.252501.450.1385Glass BodyContact Littelfuse-55125Fast-Acting (F)3121_25CheckOrder
03121.752503.60.08555Glass BodyContact Littelfuse-55125Fast-Acting (F)3121_75CheckOrder
03122.252507.20.05935Glass BodyContact Littelfuse-55125Fast-Acting (F)3122_25CheckOrder
0312.010
Obsolete: 2010 -01-01
250177.4Glass BodyContact Littelfuse-55125Fast-Acting (F)CheckOrder
0312.031
Obsolete: 2010 -01-01
2500.0000323.65Glass BodyContact Littelfuse-55125Fast-Acting (F)CheckOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s)
0312.062HXP FUSE 250V FA 3AG Pb-FREE .062A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.062HXP_09-29-2020 No
0312.062MXP FUSE 250V FA 3AG Pb-FREE .062A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.062MXP_09-19-2017 No
0312.062VXP FUSE 250V FA 3AG Pb-FREE .062A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.100HXP FUSE 250V FA 3AG Pb-FREE .100A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.100MXP FUSE 250V FA 3AG Pb-FREE .100A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.100MXP_10-04-2019 REACH201_Declaration_0312.100MXP_10-04-2019 No
Does not Contain
0312.100VXP FUSE 250V FA 3AG Pb-FREE .100A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.150HXP FUSE 250V FA 3AG Pb-FREE .150A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.150HXP_08-19-2019 REACH201_Declaration_0312.150HXP_08-19-2019 No
Does not Contain
0312.150MXP FUSE 250V FA 3AG Pb-FREE .150A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.150MXP_10-04-2019 REACH201_Declaration_0312.150MXP_10-04-2019 No
Does not Contain
0312.150VXP FUSE 250V FA 3AG Pb-FREE .150A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.200HXP FUSE 250V FA 3AG Pb-FREE .200A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.200MXP FUSE 250V FA 3AG Pb-FREE .200A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.200MXP_6-20-2019 REACH209_Declaration_0312.200MXP_08-04-2020 No
Does not Contain
0312.200VXP FUSE 250V FA 3AG Pb-FREE .200A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.250HXP FUSE 250V FA 3AG Pb-FREE .250A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.250MXP FUSE 250V FA 3AG Pb-FREE .250A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.250MXP_10-17-2019 REACH201_Declaration_0312.250MXP_10-17-2019 No
Does not Contain
0312.250VXP FUSE 250V FA 3AG PB-FREE .250A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.300HXP FUSE 250V FA 3AG Pb-FREE .300A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.300HXP_02-20-2019 REACH197_Declaration_0312.300HXP_02-20-2019 No
Does not Contain
0312.300MXP FUSE 250V FA 3AG Pb-FREE .300A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.300MXP_6-20-2019 REACH209_Declaration_0312.300MXP_08-04-2020 No
Does not Contain
0312.300VXP FUSE 250V FA 3AG Pb-FREE .300A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.500HXP FUSE 250V FA 3AG Pb-FREE .500A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.500HXP_03-06-2020 REACH191_Declaration_0312.500HXP_10-22-2018 No
Does not Contain
0312.500MXP FUSE 250V FA 3AG PB-FREE .500A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.500MXP_10-04-2019 REACH201_Declaration_0312.500MXP_10-04-2019 No
Does not Contain
0312.500VXP FUSE 250V FA 3AG PB-FREE .500A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.600HXP FUSE 250V FA 3AG Pb-FREE .600A RoHS No 02/22/2005 PbFree No 02/22/2005 Yes
0312.600MXP FUSE 250V FA 3AG Pb-FREE .600A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.600MXP_02-19-2019 REACH197_Declaration_0312.600MXP_02-19-2019 Yes
Does not Contain
0312.600VXP FUSE 250V FA 3AG Pb-FREE .600A RoHS No 02/22/2005 PbFree No 02/22/2005 Yes
0312.750HXP FUSE 250V FA 3AG Pb-FREE .750A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.750HXP_05-6-2021 REACH197_Declaration_0312.750HXP_03-12-2019 Yes
Does not Contain
0312.750MXP FUSE 250V FA 3AG Pb-FREE .750A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.750MXP_05-29-2019 REACH211_Declaration_0312.750MXP_4-14-2021 Yes
Does not Contain
0312.750VXP FUSE 250V FA 3AG PB-FREE .750A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.750VXP_09-26-2019 REACH201_Declaration_0312.750VXP_09-26-2019 Yes
Does not Contain
0312002.HXP FUSE 250V FA 3AG PB-FREE 2A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312002.HXP_10-22-2019 REACH209_Declaration_0312002.HXP_11-09-2020 No
Does not Contain
0312002.MXP FUSE 250V FA 3AG PB-FREE 2A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312002.MXP_9-30-2019 REACH209_Declaration_0312002.MXP_09-18-2020 No
Does not Contain
0312002.VXP FUSE 250V FA 3AG PB-FREE 2A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312002.VXP_09-26-2019 REACH201_Declaration_0312002.VXP_09-26-2019 No
Does not Contain
0312004.HXP FUSE 250V FA 3AG PB-FREE 4A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312004.HXP_10-02-2019 REACH205_Declaration_0312004.HXP_02-11-2020 No
Does not Contain
0312004.MXP FUSE 250V FA 3AG PB-FREE 4A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312004.MXP_10-3-2019 REACH209_Declaration_0312004.MXP_09-09-2020 No
Does not Contain
0312004.VXP FUSE 250V FA 3AG PB-FREE 4A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312004.VXP_09-24-2019 REACH201_Declaration_0312004.VXP_09-24-2019 No
Does not Contain
0312005.HXP FUSE 250V FA 3AG PB-FREE 5A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312005.HXP_08-06-2019 REACH209_Declaration_0312005.HXP_10-27-2020 No
Does not Contain
0312005.MXCCP FUSE 250V FA 3AG CC PB-FREE 5A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312005.MXP FUSE 250V FA 3AG PB-FREE 5A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312005.MXP_06-29-2021 REACH211_Declaration_0312005.MXP_06-24-2021 No
Does not Contain
0312005.VXP FUSE 250V FA 3AG PB-FREE 5A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312005.VXP_03-10-2020 REACH205_Declaration_0312005.VXP_03-10-2020 No
Does not Contain
0312006.HXP FUSE 250V FA 3AG Pb-FREE 6A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312006.HXP_01-06-2020 REACH201_Declaration_0312006.HXP_01-06-2020 No
Does not Contain
0312006.MXP FUSE 250V FA 3AG Pb-FREE 6A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312006.MXP_10-04-2019 REACH219_Declaration_0312006.MXP_8-25-2021 No
Does not Contain
0312006.VXP FUSE 250V FA 3AG PB-FREE 6A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312006.VXP_11-07-2018 REACH191_Declaration_0312006.VXP_11-07-2018 No
Does not Contain
0312007.HXP FUSE 250V FA 3AG Pb-FREE 7A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312007.HXP_05-10-2019 REACH219_Declaration_0312007.HXP_09-02-2021 No
Does not Contain
0312007.MXP FUSE 250V FA 3AG Pb-FREE 7A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312007.MXP_05-10-2019 REACH197_Declaration_0312007.MXP_05-10-2019 No
Does not Contain
0312007.VXP FUSE 250V FA 3AG PB-FREE 7A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312007.VXP_01-29-2020 REACH205_Declaration_0312007.VXP_01-29-2020 No
Does not Contain
0312008.HXP FUSE 250V FA 3AG PB-FREE 8A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312008.HXP_04-23-2018 No
0312008.MXP FUSE 250V FA 3AG Pb-FREE 8A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312008.MXP_10-04-2019 REACH219_Declaration_0312008.MXP_8-25-2021 No
Does not Contain
0312008.VXP FUSE 250V FA 3AG PB-FREE 8A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312008.VXP_10-22-2020 No
031201.6HXP FUSE 250V FA 3AG Pb-FREE 1.6A RoHS No 02/22/2005 PbFree No 02/22/2005 No
031201.6MXP FUSE 250V FA 3AG Pb-FREE 1.6A RoHS No 02/22/2005 PbFree No 02/22/2005 No
031201.6VXP FUSE 250V FA 3AG Pb-FREE 1.6A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312012.HXP FUSE 32V FA 3AG Pb-FREE 12A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312012.MXP FUSE 32V FA 3AG Pb-FREE 12A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312012.MXP_08-02-2019 REACH201_Declaration_0312012.MXP_08-02-2019 No
Does not Contain
0312012.VXP FUSE 32V FA 3AG Pb-FREE 12A RoHS No 02/22/2005 PbFree No 02/22/2005 No
031201.5HXP FUSE 250V FA 3AG Pb-FREE 1.5A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_031201.5HXP_03-06-2020 REACH191_Declaration_031201.5HXP_11-07-2018 No
Does not Contain
031201.5MXP FUSE 250V FA 3AG PB-FREE 1.5A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_031201.5MXP_10-17-2019 REACH209_Declaration_031201.5MXP_09-10-2020 No
Does not Contain
031201.5VXP FUSE 250V FA 3AG PB-FREE 1.5A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_031201.5VXP_4-20-2020 REACH205_Declaration_031201.5VXP_4-20-2020 No
Does not Contain
0312015.HXP FUSE 32V FA 3AG PB-FREE 15A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312015.HXP_04-04-2018 No
0312015.MXP FUSE 32V FA 3AG PB-FREE 15A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312015.MXP_11-07-2017 No
0312015.VXP FUSE 32V FA 3AG Pb-FREE 15A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312015.VXP_09-22-2020 No
0312020.HXP FUSE 32V FA 3AG PB-FREE 20A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312020.HXP_10-14-2019 REACH201_Declaration_0312020.HXP_10-14-2019 No
Does not Contain
0312020.MXP FUSE 32V FA 3AG PB-FREE 20A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312020.MXP_06-06-2019 REACH209_Declaration_0312020.MXP_11-20-2020 No
Does not Contain
0312020.VXP FUSE 32V FA 3AG Pb-FREE 20A RoHS No 02/22/2005 PbFree No 02/22/2005 No
031202.5HXP FUSE 250V FA 3AG Pb-FREE 2.5A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_031202.5HXP_mm-dd-2019 REACH197_Declaration_031202.5HXP_05-16-2019 No
Does not Contain
031202.5MXP FUSE 250V FA 3AG PB-FREE 2.5A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_031202.5MXP_04-02-2020 REACH209_Declaration_031202.5MXP_09-10-2020 No
Does not Contain
031202.5VXP FUSE 250V FA 3AG Pb-FREE 2.5A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_031202.5VXP_09-24-2019 REACH201_Declaration_031202.5VXP_09-24-2019 No
Does not Contain
0312025.HXP FUSE 32V FA 3AG PB-FREE 25A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312025.HXP_11-07-2018 REACH201_Declaration_0312025.HXP_12-18-2019 No
Does not Contain
0312025.MXP FUSE 32V FA 3AG PB-FREE 25A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312025.MXP_11-05-2019 REACH201_Declaration_0312025.MXP_9-30-2019 No
Does not Contain
0312025.VXP FUSE 32V FA 3AG Pb-FREE 25A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312030.HXP FUSE 32V FA 3AG PB-FREE 30A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312030.HXP_06-09-2017 No
0312030.MXP FUSE 32V FA 3AG Pb-FREE 30A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312030.VXP FUSE 32V FA 3AG Pb-FREE 30A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.125HXP FUSE 250V FA 3AG Pb-FREE .125A RoHS No 02/22/2005 PbFree No 02/22/2005 No
0312.125MXP FUSE 250V FA 3AG Pb-FREE .125A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_0312.125MXP_10-18-2019 REACH201_Declaration_0312.125MXP_10-18-2019 No
Does not Contain
0312.125VXP FUSE 250V FA 3AG Pb-FREE .125A RoHS No 02/22/2005 PbFree No 02/22/2005 No
03121.25HXP FUSE 250V FA 3AG Pb-FREE 1.25A RoHS No 02/22/2005 PbFree No 02/22/2005 No
03121.25MXP FUSE 250V FA 3AG Pb-FREE 1.25A RoHS No 02/22/2005 PbFree No 02/22/2005 CoC_RoHS10_03121.25MXP_10-04-2019 REACH201_Declaration_03121.25MXP_10-04-2019 No
Does not Contain
03121.25VXP FUSE 250V FA 3AG Pb-FREE 1.25A RoHS No 02/22/2005 PbFree No 02/22/2005 No
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