best answer > What size breaker do you need for a hot water heater 2024?- QuesHub | Better Than Quora
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  • Harper Martin——Studied at the University of Amsterdam, Lives in Amsterdam, Netherlands.

    A water heater of this type is required to be considered a continuous load meaning that the branch circuit needs to be calculated at 125% of the heater's rated ampacity. 4500/240 = 18.75 amps, will work on a 20 amp OCPD but, 18.75*125% = 23.4 amps, requires a 25 or 30 amp circuit.read more >>
    +119962023-04-26 11:09:11

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