Thupi la fuse limapangidwa ndi machubu a porcelain amphamvu kwambiri a 95% AL203. Mchenga wa quartz woyera kwambiri ndi mapepala a siliva/mkuwa oyera 99.99% amatsekedwa ndikulumikizidwa mwamphamvu mkati mwa chubucho. Pamwamba pake pali siliva.
| Chitsanzo | Kukula kwa fuse (mm) | Zipolopolo | Voltage yovotera (V) | Yoyesedwa panopa (A) |
| RT18-32 DC maziko | 10X38 | 1/2/3/4 | DC1000V | 32 |
| CJPV-32L | 10X85 | 1 | DC1500V | 32 |