Maintenance Guides / Safety & Electrical

Inspect whole-house surge protector

Difficulty: easyTime: 10 mins

Why it matters

SPDs degrade silently after absorbing surges; a failed SPD leaves your home unprotected.

Stop forgetting to do this.

Hearth generates a personalized maintenance schedule so you never miss another inspect whole-house surge protector.

Get the App

How to do it

  • 1

    Locate the SPD (usually in breaker panel or on exterior pedestal).

  • 2

    Check the status LED (green = good, red or off = failed).

  • 3

    Take a photo for your records.

  • 4

    If LED is red or off, order replacement immediately.

  • 5

    Log date and condition.