Hardware Matrix

Is Shelly Plus 1PM Switch Relay Compatible with Home Assistant (Native RPC)?

Verdict Badge
VERDICT: [ NATIVELY SUPPORTED ]
Protocol: Wi-Fi 2.4GHz
Bridge Needed: NO

Hardware Safety & Verification Specs

Electrical parameters & logic voltage safety limits before powering ICs

๐Ÿ”ด Logic Shifter Required ๐Ÿงช Verified in Lab
Logic Voltage Internal Isolated Converter
Voltage Rating 100-240V AC / 50-60Hz
Current Profile Mains AC (10A MAX Relay)
Environment Rating IP20 Indoor Climate Control

## Compatibility Overview

The Shelly Plus 1PM is natively supported in Home Assistant with instant zero-cloud auto-discovery via local RPC WebSocket protocol. It provides sub-40ms relay switching and power metering.

Interactive Pinout & Wiring Diagram

Hover over any pin to view voltage limits and pull-up specifications

VCC
5V Power Supply
GND
Ground Common
SDA / TX
Data Line (GPIO 21)
SCL / RX
Clock Line (GPIO 22)
CS / INT
Chip Select (GPIO 19)

## Technical Specification Matrix

Feature / Attribute Specification / Status
Hardware Protocol Wi-Fi 2.4GHz
Bridge Required NO
Border Router Needed None (Direct Local Wi-Fi)
Exposed Entities
Relay Switch Power (W) Energy (kWh) Internal Device Temp Overload Alarm
Pairing Complexity Plug-and-Play
Factory Reset Instruction Press and hold the physical reset button for 10 seconds or toggle attached switch 5 times within 60s of power-on.

## Step-by-Step Pairing Guide

1

Factory Reset Device

Press and hold the physical reset button for 10 seconds or toggle attached switch 5 times within 60s of power-on.

2

Initialize Pairing Mode on Home Assistant (Native RPC)

Open Home Assistant (Native RPC) administration console, navigate to Integrations / Add Device, and start pairing scanner.

3

Confirm Entity Binding & State Verification

Verify that primary entities (Relay Switch, Power (W), Energy (kWh), Internal Device Temp, Overload Alarm) report live state changes inside Home Assistant (Native RPC).

Production Code Generator & Preset Toolkit

Pre-configured pinouts & drivers for Shelly Plus 1PM Switch Relay

Test in Wokwi Simulator โ†—
   
๐Ÿ‘ฅ Community Verified Database Continuous hardware testing updates

Report a Pinout Error or Submit Tested Code Snippets

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## Frequently Asked Questions

Does this device operate in Offline Mode?
100% local operation with zero cloud dependency using native Shelly Home Assistant integration.
What is the expected Battery Life & Power specification?
Mains powered (AC 110-240V / DC 24V). Over-temperature and over-power safety shutoff built-in.
How does Signal Mesh & Range Extension function?
Connects directly to 2.4GHz Wi-Fi network; includes built-in Wi-Fi range extender capability.