Square Body DC Fuses — 4000Vdc: 20-450A

Square Body DC Fuses — 4000Vdc: 20-450A

High speed fuses for the protection of DC circuits in equipment

Catalog details

High speed fuse application guide no. 10507

Catalog Number 4000 Vdc 20 - 450 A
Dimensions See catalog details
Volts 4000 Vdc
Amps 20 - 450 A
Interrupting rating 60 kA L/R: 25 ms
Agency information Consult a Bussmann product representative
Typical applications - DC common bus
- DC drives
- Power converters/rectifiers
- Reduced voltage starters


  • Excellent DC performance
  • Low arc voltage and low energy let-through (I2t)
  • Low watts loss
  • Superior cycling capability