| Model Number |
| 72R040XU |
RKEF300 |
| Model Name |
| Littelfuse 72R040XU |
Littelfuse RKEF300 |
| Category |
| Resettable Fuses |
Resettable Fuses |
| Brand |
| Littelfuse |
Littelfuse |
| Description |
| 72V 400mA 40A 800mA Plugin Resettable Fuses ROHS |
60V 3A 40A 6A Plugin Resettable Fuses ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 0.387 grams / 0.013651 oz |
0.940 grams / 0.033158 oz |
| Package / Case |
| Plugin |
Plugin |
| Package / Arrange |
| Tape & Reel (TR) |
Bag-packed |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
EAR99 |
| Operating Voltage (Max) |
| 72V |
60V |
| Hold Current |
| 400mA |
3A |
| Current Rating (Max) |
| 40A |
40A |
| Trip Current |
| 800mA |
6A |
| Operating Temperature |
| -40℃~+85℃ |
-40℃~+85℃ |
| Resistance - Initial (Ri) (Min) |
| 550mΩ |
30mΩ |
| Maximum Time to Trip |
| 3.8s |
19.8s |
| Resistance - Post Trip (R1) (Max) |
| 1.29Ω |
80mΩ |
