Fuse & Breaker Size for Solar Calculator
Calculate minimum fuse or breaker size for a solar circuit using NEC 125% rule.
Recommended Fuse/Breaker
40 A
Minimum Required (125%)
37.5 A
Circuit Current
30 A
Calculate minimum fuse or breaker size for a solar circuit using NEC 125% rule.
Recommended Fuse/Breaker
40 A
Minimum Required (125%)
37.5 A
Circuit Current
30 A