How Long does it Take to Complete an Electrical Service Upgrade?

The time required to complete an electrical service upgrade typically ranges from one to three days. This timeline covers the entire process, including the safe disconnection of power, the installation of the new panel, and the final municipal inspection.

Project durations may vary slightly based on your specific location and regional requirements:

  • Long Beach, CA: Usually takes 1–2 days.
  • La Puente, CA: Usually takes 1–2 days.
  • Texas (General): Typically spans 1–3 days.

High Voltage Electrical offers same-day service capabilities for many upgrades and provides a lightning-fast response, often arriving within 60 to 90 minutes. Our team manages the full workflow—from filing permits to coordinating the final inspection—to ensure your property is brought up to code as efficiently as possible while maintaining safety as the top priority.


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