# Sonoff SPM-4Relay

**Brand:** Sonoff
**Category:** Bricolage & jardin
**Code (GTIN/SKU):** 6920075776980
**Canonical URL:** https://openreviews.io/en/reviews/sonoff/sonoff-spm-4relay-6920075776980

## Rating: 4.1/5 ★★★★☆ — 25 reviews analyzed
_Confidence: high_

## At a glance

Sonoff SPM-4Relay reviews: 4.1/5 based on 25 analyzed reviews, updated November 2, 2026.

Praised: smart management and stackable design.

25 reviews analyzed, all published on other sites.
Other sites: 1 source, 25 reviews, average rating 4.1/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This stackable relay module is appreciated by users for its ability to intelligently manage power and measure the consumption of different circuits.

## Strengths

- **Smart management** — Allows for efficient and automated control of different electrical channels.
- **Stackable design** — Its stackable structure facilitates the installation and expansion of the measurement system.

## Frequently asked questions

- How many relays can be stacked?
- Is the consumption measurement accurate?
- Is integration with home automation systems simple?
- What is the maximum power supported per channel?

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_Source: OpenReviews — https://openreviews.io/en/reviews/sonoff/sonoff-spm-4relay-6920075776980_