- The original general purpose, non-current-limiting fuses
- These fuses are rated at 600 VAC and are Class K5 & H
- Ideal for light duty circuit locations
| Type | Cartidge |
| Style | Medium-Acting |
| Voltage | 600 VAC |
| Amps | 20 |
| Material | Fiber |
| Element | Single |
| Length | 2" |
| Dia. | .56" |
| Series | NOS |
| Industry No. | NOS-20 |
| Indicating / Nonindicating | Nonindicating |
| Class | K5 |
| Body Style | Cylindrical |
| Interrupt Rating | 50kA |
| Standards | Std. 248-9 |
| Application | Light Duty Circuit Locations |
