47 Questions
Read All Questions & Answerscan use this on 30 amp water heater
2
Assuming you have a typical 4500 watt water heater (because you didn't give any details), you can use either a 25 amp or 30 amp 2 pole breaker.
Was this Answer Helpful ?Yes, 30 amp breaker for water heaters is suggested.
Was this Answer Helpful ?