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Fuses for Sensitive Electronics
Ferrule Style
Knife-Blade Style
With a quicker response than standard fast-acting fuses, these fuses provide the best protection for sensitive electronics.
Breakthrough current, labeled on the fuse as IR, is the maximum current that a fuse can safely stop in the event of a short circuit.
For technical drawings and 3-D models, click on a part number.
Overall | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Current, A | Voltage | Breakthrough Current | Lg. | Dia. | No. of Elements | Cartridge Fuse Style | Protection Type | Specifications Met | Each | |
Manufacturer Equivalent: A50QS, FWH, L50S | ||||||||||
| 10 | 500V AC | 200,000 A @ 500 V AC | 2" | 9/16" | 1 | Ferrule | Fast Acting | UL Recognized Component | 000000000 | 000000 |
| 20 | 500V AC | 200,000 A @ 500 V AC | 2" | 9/16" | 1 | Ferrule | Fast Acting | UL Recognized Component | 000000000 | 00000 |
| 30 | 500V AC | 200,000 A @ 500 V AC | 2" | 9/16" | 1 | Ferrule | Fast Acting | UL Recognized Component | 000000000 | 00000 |
| 40 | 500V AC | 200,000 A @ 500 V AC | 3 3/16" | 13/16" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 00000 |
| 50 | 500V AC | 200,000 A @ 500 V AC | 3 3/16" | 13/16" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 00000 |
| 60 | 500V AC | 200,000 A @ 500 V AC | 3 3/16" | 13/16" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 00000 |
| 80 | 500V AC | 200,000 A @ 500 V AC | 3 5/8" | 15/16" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 00000 |
| 100 | 500V AC | 200,000 A @ 500 V AC | 3 5/8" | 15/16" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 00000 |
| 125 | 500V AC | 200,000 A @ 500 V AC | 3 5/8" | 1 3/16" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 000000 |
| 150 | 500V AC | 200,000 A @ 500 V AC | 3 5/8" | 1 3/16" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 000000 |
| 200 | 500V AC | 200,000 A @ 500 V AC | 3 5/8" | 1 3/16" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 000000 |
| 300 | 500V AC | 200,000 A @ 500 V AC | 4 5/16" | 1 1/2" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 000000 |
| 400 | 500V AC | 200,000 A @ 500 V AC | 4 5/16" | 1 1/2" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 000000 |
| 600 | 500V AC | 200,000 A @ 500 V AC | 4 5/16" | 2" | 1 | Knife Blade | Fast Acting | UL Recognized Component | 000000000 | 000000 |