| Manufacturer | Cooper Bussmann |
|---|---|
| Fuse Class / Type | Class T / Fast-Acting |
| Rated Voltage | 600 Vac |
| Rated Current | 300A |
| Interrupting Rating | 200,000A RMS Sym. |
| Compatibility | RoHS Compliant |
| Response Time | Fast-Acting / High Speed |
| Mounting Style | Compact / Space-Efficient |
Complete technical details, current-limiting performance curves, and dimensional drawings for the JJS300 are available in the official datasheet.