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Shelly Plus 1PM Mini

Tested with Home Assistant
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Original price £14.99 - Original price £14.99
Original price
£14.99
£14.99 - £14.99
Current price £14.99
Availability:
Out of stock

Shelly Plus 1PM Mini is a Wi-Fi-operated smart relay with precise power metering designed for lights and small electrical appliances. As the smallest relay switch in the world, it fits behind any wall switch or socket, making it ideal for retrofit installations. With no hub required, ESP32-C3 performance, and real-time energy monitoring with free cloud storage, Shelly Plus 1PM Mini integrates seamlessly with Alexa, Home Assistant, and other automation platforms.

Key Features
  • Wi-Fi smart relay with no hub required
  • Single channel rated up to 8A at 240 VAC
  • Precise, real-time power metering with free cloud data storage
  • Ultra-compact design for installation behind switches and sockets
  • Wi-Fi range extender and Bluetooth gateway functionality
  • Fast ESP32-C3 processor for immediate response
  • Supports scripting, webhooks, MQTT, WebSocket, HTTPS, UDP, TLS, and custom certificates

Use Cases

Smart Lighting Control

Automate and monitor lighting circuits with on/off control, schedules, and energy tracking.

Small Appliance Automation

Control and measure power usage of small appliances such as fans, pumps, or sockets.

Energy Monitoring and Optimisation

Analyse real-time and historical power data to optimise energy usage and reduce costs.

Retrofit Smart Installations

Upgrade existing switches and sockets to smart control without changing wiring layouts.

What’s Included
  • Shelly Plus 1PM Mini smart relay
Technical Specifications
Physical
Size (HxWxD): 29 × 34 × 16 mm (±0.5 mm)

Weight: 18 g (±1 g)

Mounting: Wall box

Shell material: Plastic

Colour: Red
Environmental
Ambient temperature: -20°C to +40°C

Humidity: 30% to 70% RH

Max altitude: 2000 m
Electrical
Power supply: 110–240 VAC / 24–30 VDC

Relay type: NO contact, 1-pole, µ contact

Power consumption: < 1.2 W
Output Circuit Ratings
Max switching voltage AC: 240 V

Max switching current AC: 8 A

Max switching power AC: 2000 W

Power measurement: Yes

Voltage protection / cutoff: Yes

Current protection / cutoff: Yes

Max power protection / cutoff: Yes
Radio
RF band: 2400–2495 MHz

Max RF power: < 20 dBm

Wi-Fi protocol: 802.11 b/g/n

Wi-Fi range: Up to 30 m indoors / 50 m outdoors

Bluetooth protocol: 4.2

Bluetooth range: Up to 10 m indoors / 30 m outdoors
MCU
CPU: ESP32-C3

Flash: 4 MB
Firmware Capabilities
Schedules: 20

Webhooks (URL actions): 20 (5 URLs per hook)

MQTT: Yes

UDP: Yes

Scripting: Yes
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