399 Series - Inrush-Protector 65V

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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.

The 399 Series are TE5, time-Lag type, 65V rated 
fuses. For Short Circuit Protection of Sensitive Electronic 
Components and Assemblies.

  • Lead-free/RoHS Compliant
  • For worldwide applications
  • Reduced PCB space requirements
  • Highly defined cut-off times
  • Irreversible physical separation
  • Low internal resistance
  • Flame resistant encapsulated casing

Access specifications, certifications, check availability and order parts below

Catalog #Amps (A)VDC (V)VAC (V)Resistance
Interrupting RatingNominal Melting I2T (A2sec)Min Operating Temp °CMax Operating Temp (°C)Marking CodeMSLStockSamplesCompare
399012500000.12565651.650A@65VDC0.13-4085IP13MIL-STD-202 Method 106CheckOrder
399012504400.12565651.60.13-4085IP13MIL-STD-202 Method 106CheckOrder
399016000000.1665651.10350A@65VDC0.2-4085IP16MIL-STD-202 Method 106CheckOrder
399016004400.1665651.1030.2-4085IP16MIL-STD-202 Method 106CheckOrder
399020000000.265650.77550A@65VDC0.29-4085IP20MIL-STD-202 Method 106CheckOrder
399020004400.265650.7750.29-4085IP20MIL-STD-202 Method 106CheckOrder
399025000000.2565650.5550A@65VDC0.42-4085IP25MIL-STD-202 Method 106CheckOrder
399025004400.2565650.550.42-4085IP25MIL-STD-202 Method 106CheckOrder
399031500000.31565650.38250A@65VDC0.62-4085IP32MIL-STD-202 Method 106CheckOrder
399031504400.31565650.3820.62-4085IP32MIL-STD-202 Method 106CheckOrder
399040000000.465650.26450A@65VDC0.92-4085IP40MIL-STD-202 Method 106CheckOrder
399040004400.465650.2640.92-4085IP40MIL-STD-202 Method 106CheckOrder
399050000000.565650.19150A@65VDC1.4-4085IP50MIL-STD-202 Method 106CheckOrder
399050004400.565650.1911.4-4085IP50MIL-STD-202 Method 106CheckOrder
399063000000.6365650.12950A@65VDC2-4085IP63MIL-STD-202 Method 106CheckOrder
399063004400.6365650.1292-4085IP63MIL-STD-202 Method 106CheckOrder
399080000000.865650.09250A@65VDC3-4085IP80MIL-STD-202 Method 106CheckOrder
399080004400.865650.0923-4085IP80MIL-STD-202 Method 106CheckOrder
39911000000165650.06650A@65VDC4.3-4085IP100MIL-STD-202 Method 106CheckOrder
39911000440165650.0664.3-4085IP100MIL-STD-202 Method 106CheckOrder
399112500001.2565650.04650A@65VDC6.5-4085IP125MIL-STD-202 Method 106CheckOrder
399112504401.2565650.0466.5-4085IP125MIL-STD-202 Method 106CheckOrder
399116000001.665650.03350A@65VDC9.8-4085IP160MIL-STD-202 Method 106CheckOrder
399116004401.665650.0339.8-4085IP160MIL-STD-202 Method 106CheckOrder
39912000000265650.02550A@65VDC14-4085IP200MIL-STD-202 Method 106CheckOrder
39912000440265650.02514-4085IP200MIL-STD-202 Method 106CheckOrder
399125000002.565650.01850A@65VDC20-4085IP250MIL-STD-202 Method 106CheckOrder
399125004402.565650.01820-4085IP250MIL-STD-202 Method 106CheckOrder
399131500003.1565650.01350A@65VDC40-4085IP315MIL-STD-202 Method 106CheckOrder
399131504403.1565650.01340-4085IP315MIL-STD-202 Method 106CheckOrder
39914000000465650.0150A@65VDC75-4085IP400MIL-STD-202 Method 106CheckOrder
39914000440465650.0175-4085IP400MIL-STD-202 Method 106CheckOrder

399 Series Multiple TC Curve

MILGLASSOBS_5_25icon Military Glass Fuse Obsoletion Notification

MILOBS_Replacementsicon Obsolete MIL Glass Fuse Replacements

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