0ATO020.MXGLO - ATO Smart Glow Series

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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.

This 20 A ATO® Smart Glow fuse provides fast-acting circuit protection. The bladed automotive fuse is rated at 32 V, and it performs similarly to ATO 287 Series, ATOF®, and ATO Silver fuses. An indicator light comes when the ATO Smart Glow fuse blows.


  • Yellow housing indicates 20 A rating
  • Tin-plated zinc alloy terminals
  • Net weight 1.4 g ±5 %
  • Complies with SAE J2077
  • UL Listed


  • See-through housing makes it easier to see when fuse blows
  • High-contrast “20” on housing aids identification
  • Depending on use, this fuse can replace an ATO® 287, ATOF®, or ATO Silver fuse with the same ratings
Property (Mouseover for details) Value
Fuse Style/Series ATO
Current Rating (Max) 20
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
0ATO020.MXGLO Fuse - ATO SmartGlow 32VDC 20A 1000 pc RoHS No 07/30/2012 PbFree No 07/30/2012 REACH191_Declaration_0ATO020.MXGLO
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