ATOF Series - ATOF Blade Fuse Rated 32V (Replaces 257 ATO)

Series: ATOF
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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.

ATOF® automotive blade fuses were developed to take the place of obsolete ATO Series 257 fuses. Automakers consider ATOF fuses standard equipment for protecting low-voltage circuits.

Features

  • Fast-acting
  • Available with ratings of 1 A to 40 A
  • Interrupting rating of 1 kA at 32 V dc
  • Silver- or tin-plated terminals
  • Operate at up to 125 ℃
  • Silver-plated terminals can reach 150 ℃ at contact
  • Net weight 1.4 g ±5 % per fuse
  • UL 94 flammability rating of V-2
  • RoHS compliant and certified lead-free

Benefits

  • Color coding indicates ampere rating
  • See-through housing makes it easier to see when fuse blows
  • Checkpoints on top make it possible to measure resistance without removing the fuse
  • High-contrast ampere stamps aid identification

Applications

  • Cars and SUVs
  • Trucks
  • Offroad vehicles
  • Watercraft as approved by Littelfuse

View Automotive Passenger Car Catalog

Automotive-Passenger-Car-Catalog

Fuseology

View Fuseology

Access specifications, certifications, check availability and order parts below

Catalog #Current Rating (A)Voltage Rating (V)Typ. I2t (A2s)Typ. Cold Resistance (mohm)Typ. Voltage Drop (mV)Terminal PlatingMax. Recommended Environmental Temperature (°C)Max temperature allowed by the plating (°C)StockSamplesCompare
0287001.L1320123176Ag125150Check
0287002.H232153.5141Ag125150CheckOrder
0287003.U332731.1137Ag125150Check
0287004.PXCN4321422.8136Sn125130CheckOrder
0287005.PXCN5322617.85128Sn125130CheckOrder
0287010.H10321157.7109Ag125150CheckOrder
0287015.U15323404.8102Ag125150Check
0287020.PXCN20325203.3898Sn125130CheckOrder
0287025.H253210002.5292Ag125150CheckOrder
0287030.L303215001.9784Ag125150Check
0287035.PXCN353223001.6187Sn125130CheckOrder
0287040.L403233001.4496Ag125150Check
028707.5U7.5326010.91116Ag125150
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
0287001.L Fuse - ATOF 32VDC Nylon 1A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 REACH191_Declaration_0287001.L No
07/29/2012		 Does not Contain
0287001.H Fuse - ATOF 32VDC Nylon 1A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287001.H REACH211_Declaration_0287001.H No
07/29/2012		 Does not Contain
0287001.PXCN Fuse - ATO 32V Nylon / Tin 1A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287001.PXCN No
07/29/2012		 IPC_0287001.PXCN
0287001.U Fuse - ATOF 32VDC Nylon 1A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 No
07/29/2012
0287002.H Fuse - ATOF 32VDC Nylon 2A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287002.H REACH211_Declaration_0287002.H No
07/25/2012		 Does not Contain
0287002.PXCN Fuse - ATO 32V Nylon / Tin 2A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287002.PXCN REACH_SVHC Declaration_ 0287002.PXCN No
07/25/2012		 Does not Contain IPC_0287002.PXCN
0287002.L Fuse - ATOF 32VDC Nylon 2A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287002.L REACH219_Declaration_0287002.L No
07/25/2012		 Does not Contain
0287002.U Fuse - ATOF 32VDC Nylon 2A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287002.U REACH209_Declaration_0287002.U No
07/25/2012		 Does not Contain
0287003.U Fuse - ATOF 32VDC Nylon 3A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 No
07/29/2012
0287003.PXCN Fuse - ATO 32V Nylon / Tin 3A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287003.PXCN REACH_SVHC Declaration_0287003.PXCN No
07/29/2012		 Does not Contain
0287003.H Fuse - ATOF 32VDC Nylon 3A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287003.H REACH209_Declaration_0287003.H No
07/29/2012		 Does not Contain
0287003.L Fuse - ATOF 32VDC Nylon 3A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287003.L REACH219_Declaration_0287003.L No
07/29/2012		 Does not Contain
0287004.PXCN Fuse - ATO 32V Nylon / Tin 4A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287004.PXCN REACH219_Declaration_0287004.PXCN No
07/25/2012		 Does not Contain IPC_0287004.PXCN
0287004.L Fuse - ATOF 32VDC Nylon 4A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287004.L REACH201_Declaration_0287004.L No
07/25/2012		 Does not Contain
0287004.H Fuse - ATOF 32VDC Nylon 4A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287004.H REACH201_Declaration_0287004.H No
07/25/2012		 Does not Contain
0287004.U Fuse - ATOF 32VDC Nylon 4A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287004.U REACH201_Declaration_0287004.U No
07/25/2012		 Does not Contain
0287005.PXCN Fuse - ATO 32V Nylon / Tin 5A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287005.PXCN REACH_SVHC Declaration_0287005.PXCN No
07/25/2012		 Does not Contain IPC_0287005.PXCN
0287005.U Fuse - ATOF 32VDC Nylon 5A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287005.U REACH209_Declaration_0287005.U No
07/25/2012		 Does not Contain IPC_0287005.U
0287005.H Fuse - ATOF 32VDC Nylon 5A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287005.H REACH209_Declaration_0287005.H No
07/25/2012		 Does not Contain
0287005.L Fuse - ATOF 32VDC Nylon 5A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287005.L REACH_SVHC Declaration_0287005.L No
07/25/2012		 Does not Contain IPC_0287005.L
0287010.H Fuse - ATOF 32VDC Nylon 10A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287010.H REACH211_Declaration_0287010.H No
07/25/2012		 Does not Contain IPC_0287010.H
0287010.PXCN Fuse - ATO 32V Nylon / Tin 10A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287010.PXCN REACH_SVHC Declaration_0287010.PXCN No
07/25/2012		 Does not Contain IPC_0287010.PXCN
0287010.U Fuse - ATOF 32VDC Nylon 10A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287010.U REACH201_Declaration_0287010.U No
07/25/2012		 Does not Contain
0287010.L Fuse - ATOF 32VDC Nylon 10A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287010.L REACH209_Declaration_0287010.L No
07/25/2012		 Does not Contain
0287015.U Fuse - ATOF 32VDC Nylon 15A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287015.U REACH211_Declaration_0287015.U No
07/29/2012		 Does not Contain
0287015.PXCN Fuse - ATO 32V Nylon / Tin 15A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287015.PXCN REACH_SVHC Declaration_0287015.PXCN No
07/29/2012		 Does not Contain IPC_0287015.PXCN
0287015.L Fuse - ATOF 32VDC Nylon 15A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287015.L REACH205_Declaration_0287015.L No
07/29/2012		 Does not Contain
0287015.H Fuse - ATOF 32VDC Nylon 15A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287015.H REACH209_Declaration_0287015.H No
07/29/2012		 Does not Contain IPC_0287015.H
0287020.PXCN Fuse - ATO 32V Nylon / Tin 20A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287020.PXCN REACH_SVHC Declaration_0287020.PXCN No
07/25/2012		 Does not Contain IPC_0287020.PXCN
0287020.L Fuse - ATOF 32VDC Nylon 20A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287020.L REACH205_Declaration_0287020.L No
07/25/2012		 Does not Contain IPC_0287020.L
0287020.H Fuse - ATOF 32VDC Nylon 20A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287020.H REACH219_Declaration_0287020.H No
07/25/2012		 Does not Contain IPC_0287020.H
0287020.U Fuse - ATOF 32VDC Nylon 20A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287020.U REACH_SVHC Declaration_0287020.U No
07/25/2012		 Does not Contain
0287025.H Fuse - ATOF 32VDC Nylon 25A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287025.H REACH181_Declaration_0287025.H
Does not Contain
0287025.PXCN Fuse - ATO 32V Nylon / Tin 25A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287025.PXCN REACH219_Declaration_0287025.PXCN
Does not Contain IPC_0287025.PXCN
0287025.L Fuse - ATOF 32VDC Nylon 25A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287025.L REACH209_Declaration_0287025.L
Does not Contain IPC_0287025.L
0287025.U Fuse - ATOF 32VDC Nylon 25A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002
0287030.L Fuse - ATOF 32VDC Nylon 30A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287030.L REACH205_Declaration_0287030.L No
07/29/2012		 Does not Contain
0287030.U Fuse - ATOF 32VDC Nylon 30A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287030.U REACH201_Declaration_0287030.U No
07/29/2012		 Does not Contain
0287030.PXCN Fuse - ATO 32V Nylon / Tin 30A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287030.PXCN REACH_SVHC Declaration_0287030.PXCN No
07/29/2012		 Does not Contain IPC_0287030.PXCN
0287030.H Fuse - ATOF 32VDC Nylon 30A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287030.H REACH191_Declaration_0287030.H No
07/29/2012		 Does not Contain IPC_0287030.H
0287035.PXCN Fuse - ATO 32V Nylon / Tin 35A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287035.PXCN REACH219_Declaration_0287035.PXCN No
07/25/2012		 Does not Contain IPC_0287035.PXCN
0287035.H Fuse - ATOF 32VDC Nylon 35A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287035.H REACH211_Declaration_0287035.H No
07/25/2012		 Does not Contain
0287035.U Fuse - ATOF 32VDC Nylon 35A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 No
07/25/2012
0287035.L Fuse - ATOF 32VDC Nylon 35A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287035.L REACH191_Declaration_0287035.L No
07/25/2012		 Does not Contain IPC_0287035.L
0287040.L Fuse - ATOF 32VDC Nylon 40A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 No
07/29/2012
0287040.H Fuse - ATOF 32VDC Nylon 40A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287040.H REACH211_Declaration_0287040.H No
07/29/2012		 Does not Contain IPC_0287040.H
0287040.U Fuse - ATOF 32VDC Nylon 40A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287040.U REACH209_Declaration_0287040.U No
07/29/2012		 Does not Contain
0287040.PXCN Fuse - ATO 32V Nylon / Tin 40A RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_0287040.PXCN REACH_SVHC Declaration_0287040.PXCN No
07/29/2012		 Does not Contain IPC_0287040.PXCN
028707.5U Fuse - ATOF 32VDC Nylon 7.5A 500 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_028707.5U REACH201_Declaration_028707.5U No
07/29/2012		 Does not Contain
028707.5H Fuse - ATOF 32VDC Nylon 7.5A 100 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_028707.5H REACH191_Declaration_028707.5H No
07/29/2012		 Does not Contain
028707.5L Fuse - ATOF 32VDC Nylon 7.5A 50 pc RoHS No 06/07/2002 PbFree No 06/07/2002 CoC_RoHS10_028707.5L REACH209_Declaration_028707.5L No
07/29/2012		 Does not Contain IPC_028707.5L
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