---
title: Is it necessary to install an external smart meter?
description: "No, the next devices due to their specific design don't need a smartmeter because all the power will flow through the device and is measured internally. Connect the grid directly to AC source and all loads to AC loads."
url: "https://studer-innotec.com/support/faq/monitoring/next-series/is-it-necessary-to-install-an-external-smart-meter/"
updated: "2026-06-25"
category: Configuration
tags:
  - accessories
  - energy management
  - grid
  - monitoring
  - next series
  - next1 inverter
  - next3 inverter
---

# Is it necessary to install an external smart meter?

No, the next devices due to their specific design don't need a smartmeter because all the power will flow through the device and is measured internally. Connect the grid directly to AC source and all loads to AC loads.