Can you put a 20 amp fuse on 14 gage wire?

Yes, you can use a 20 amp fuse with 14-gauge wire, as 14-gauge wire is typically rated for up to 15 amps for power transmission in most residential applications. However, using a 20 amp fuse may not provide adequate protection against overcurrent conditions, potentially risking overheating and fire hazards. It's essential to follow the National Electrical Code (NEC) and consult local regulations to ensure safety and compliance. In general, it's better to match the fuse rating with the wire gauge for proper protection.