Shelly 1PM Gen3, World's Smallest Wi-Fi Relay Switch with Power Metering
Shelly 1PM Gen3, World's Smallest Wi-Fi Relay Switch with Power Metering
Shelly 1PM Gen3, World's Smallest Wi-Fi Relay Switch with Power Metering
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Shelly 1PM Gen3, World's Smallest Wi-Fi Relay Switch with Power Metering

R 840.65
R 840.65
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Shelly 1PM Gen3, World's Smallest Wi-Fi Relay Switch with Power Metering

Description

World's smallest Wi-Fi relay switch with power metering. Automate lights & appliances in under 10 mins and monitor power consumption. Equipped with Shelly chip & all Gen3 features.

Wi-Fi-operated smart switch, with power monitoring

For remote control of a wide range of home appliances and office equipment.

  • Precise and real-time power metering with free cloud data storage for analysis and energy usage optimization
  • New processor – ESP-Shelly-C38F chip with an increased memory of 8 MB
  • Improved durability of terminals
  • High security
  • Wi-Fi range extender & Bluetooth gateway
  • Supports scripting, webhooks, MQTT, WebSocket, HTTPS, UDP, TLS and custom certificates
  • No HUB required! Easy control through Shelly Smart Control app, various home automation protocols, platforms, as well as voice assistants
  • Supports KNXnet / IP communication

SPECIFICATIONS

Quantity

Value

Physical

Size (HxWxD):

37x42x16 / 1.46x1.65x0.63

Weight:

27 g / 0.95 oz

Screw terminals max torque:

0.4 Nm / 3.5 lbin

Conductor cross section:

0.2 to 2.5 mm² / 24 to 14 AWG (solid, stranded, and bootlace ferrules)

Conductor stripped length:

6 to 7 mm / 0.24 to 0.28 in

Mounting:

Wall console

Shell material:

Plastic

Shell color:

Red

Terminal Color

Black

Environmental

Ambient working temperature:

-20 °C to 40 °C / -5 °F to 105 °F

Humidity:

30 % to 70 % RH

Max. altitude:

2000 m / 6562 ft

Electrical

Power supply:

  • 110-240 V~

  • 24-30 V⎓

Power consumption:

< 1.2 W

External protection:

Cable protection switch in accordance with EN60898-1 (tripping characteristic B or C, max. 16 A rated current, min. 6 kA interrupting rating, energy limiting class 3)

Output circuits ratings

Max. switching voltage:

  • 240 V~

  • 30 V⎓

Max. switching current:

  • 16A (240 V~)

  • 10A (30 V⎓)

Sensors, meters

Internal-temperature sensor:

Yes

Voltmeter (AC):

Yes

Ammeter (AC):

Yes

Radio

Wi-Fi

Protocol:

802.11 b/g/n

RF band:

2401 - 2483 МHz

Max. RF power:

< 20 dBm

Range:

Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors
(Depends on local conditions)

Bluetooth

Protocol:

4.2 with BLE

RF band:

2400 - 2483.5 MHz

Max. RF power:

< 4 dBm

Range:

Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors
(Depends on local conditions)

Microcontroller unit

CPU:

ESP-Shelly-C38F

Flash:

8MB

Firmware capabilities

Schedules:

20

Webhooks (URL actions):

20 with 5 URLs per hook

Scripting:

Yes

MQTT:

Yes
The Shelly 1PM Gen3, World's Smallest Wi-Fi Relay Switch with Power Metering is the product you didn't think you need, but once you have it, something you won't want to live without.

Inventory Last Updated: Sep 02, 2025