| 摘要 |
PROBLEM TO BE SOLVED: To provide a hot water supply device capable of suppressing temperature variation of a circuit board without providing a dedicated temperature control device to control the temperature.SOLUTION: A hot water supply device includes a housing having a gap between an upper portion and a lower portion. In an upper housing 31, there is provided a pipe 13 requiring freeze prevention, a heater 14 for freeze prevention, and a circuit board 20. The circuit board 20 is positioned above the pipe 13 and the heater 14. Additionally, a heat dissipation preventing cover 40 covering the circuit board 20 from above is provided. |
