312 Series - 3AG Fast-Acting Glass Body Fuse

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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)
BodyMSLOpeningMin Operating TemperatureOperating Temperature Maximum CelsiusPartner ECAD ModelsStockSamplesCompare
0312.010250177.4GlassContact LittelfuseFast-Acting (F)-55125
0312.0312503E-0523.65GlassContact LittelfuseFast-Acting (F)-55125
0312.0622500.00024924.7GlassContact LittelfuseFast-Acting (F)-551250312.062CheckOrder
0312.1002500.0017111.28GlassContact LittelfuseFast-Acting (F)-551250312.100CheckOrder
0312.1252500.002897.145GlassContact LittelfuseFast-Acting (F)-551250312.125CheckOrder
0312.1502500.00555.13GlassContact LittelfuseFast-Acting (F)-551250312.150CheckOrder
0312.1752500.00963.875GlassContact LittelfuseFast-Acting (F)-551250312.175CheckOrder
0312.1872500.01283.42GlassContact LittelfuseFast-Acting (F)-551250312.187CheckOrder
0312.2002500.01653.02GlassContact LittelfuseFast-Acting (F)-551250312.200CheckOrder
0312.2502500.03552.01GlassContact LittelfuseFast-Acting (F)-551250312.250CheckOrder
0312.3002500.06891.405GlassContact LittelfuseFast-Acting (F)-551250312.300CheckOrder
0312.3752500.1850.825GlassContact LittelfuseFast-Acting (F)-551250312.375CheckOrder
0312.5002500.4830.498GlassContact LittelfuseFast-Acting (F)-551250312.500CheckOrder
0312.6002500.880.362GlassContact LittelfuseFast-Acting (F)-551250312.600CheckOrder
0312.7502501.840.2445GlassContact LittelfuseFast-Acting (F)-551250312.750CheckOrder
0312001.2500.760.19GlassContact LittelfuseFast-Acting (F)-551250312001.CheckOrder
0312002.2505.20.0704GlassContact LittelfuseFast-Acting (F)-551250312002.CheckOrder
0312003.250140.04265GlassContact LittelfuseFast-Acting (F)-551250312003.CheckOrder
0312004.25028.50.02925GlassContact LittelfuseFast-Acting (F)-551250312004.CheckOrder
0312005.250500.0224GlassContact LittelfuseFast-Acting (F)-551250312005.CheckOrder
0312006.250810.0178GlassContact LittelfuseFast-Acting (F)-551250312006.CheckOrder
0312007.2501180.0146GlassContact LittelfuseFast-Acting (F)-551250312007.CheckOrder
0312008.2501660.01215GlassContact LittelfuseFast-Acting (F)-551250312008.CheckOrder
031201.5320.0052GlassContact LittelfuseFast-Acting (F)-55125031201.5CheckOrder
031201.62502.80.09335GlassContact LittelfuseFast-Acting (F)-55125031201.6CheckOrder
031201.82503.850.0825GlassContact LittelfuseFast-Acting (F)-55125031201.8CheckOrder
0312010.2502980.0093GlassContact LittelfuseFast-Acting (F)-551250312010.CheckOrder
0312012.320.00715GlassContact LittelfuseFast-Acting (F)-551250312012.CheckOrder
0312015.320.0052GlassContact LittelfuseFast-Acting (F)-551250312015.CheckOrder
031202.52509.540.0513GlassContact LittelfuseFast-Acting (F)-55125031202.5CheckOrder
0312020.320.00345GlassContact LittelfuseFast-Acting (F)-551250312020.CheckOrder
0312025.320.0024GlassContact LittelfuseFast-Acting (F)-551250312025.CheckOrder
0312030.320.0019GlassContact LittelfuseFast-Acting (F)-551250312030.CheckOrder
0312035.320.0013GlassContact LittelfuseFast-Acting (F)-551250312035.CheckOrder
03121.252501.450.1385GlassContact LittelfuseFast-Acting (F)-5512503121.25CheckOrder
03121.752503.60.08555GlassContact LittelfuseFast-Acting (F)-5512503121.75CheckOrder
03122.252507.20.05935GlassContact LittelfuseFast-Acting (F)-5512503122.25CheckOrder