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2 channels on the same phase
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Power metering on each channel
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Cover (roller) control - Automate and adjust the position of roller shutters, blinds, curtains, awnings, bi-directional AC motors.
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Slats angle control - use with your venetian blinds and control the tilt position (angle) of slats to adjust the amount of light in a room.
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New processor - ESP-Shelly-C38F chip with an increased memory of 8 MB
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Improved durability of terminals
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Virtual components
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Wi-Fi range extender & Bluetooth gateway
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Supports scripting, webhooks, MQTT, WebSocket, HTTPS, UDP, TLS and custom certificates
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No HUB required! Easy control through Shelly Smart Control app, various home automation protocols, platforms, as well as voice assistants.
Device identification
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Device name: Shelly 2PM Gen3
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Device model: S3SW-002P16EU
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Device SSID: Shelly2PMG3-XXXXXXXXXXXX
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BLE Model ID: 0x1005
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Simplified internal schematics

Device electrical interfaces
Inputs
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2 switch/button inputs on screw terminal: S1 and S2
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3 power supply inputs on screw terminals: 1 N (+) and 2 L (Ʇ)
Outputs
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2 relay outputs with power measurement on screw terminal
Add-on interface
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Shelly proprietary serial interface

⚠CAUTION! High voltage on the add-on interface when the Device is powered!
Connectivity
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Wi-Fi
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Bluetooth
Safety functions
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Overheating protection
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Overvoltage protection
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Overcurrent protection
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Overpower protection
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Obstacle detection (cover mode)
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Safety switch (cover mode)
Supported load types
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Resistive (incandescent bulbs, heating appliances)
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Capacitive (capacitor banks, electronic equipment, motor starting capacitors)
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Inductive with RC Snubber (LED light drivers, transformers, fans, refrigerators, air-conditioners, washing machines, tumble dryers)
User interface
blu Inputs
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One (Control) button
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Press and hold for 5 seconds to enable Device access point and Bluetooth connection.
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Press and hold for 10 seconds to factory reset the Device.
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Outputs
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LED (monocolor) indication
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AP (Access Point) enabled and Wi-Fi disabled:
1 secondON/ 1 secondOFF -
Wi-Fi enabled, but not connected to a Wi-Fi network:
1 secondON/ 3 secondsOFF -
Connected to a Wi-Fi network:
ConstantlyON -
Cloud is enabled, but not connected:
1 secondON/5 secondsOFF -
Connected to Shelly Cloud:
ConstantlyON -
OTA (Over the Air Update):
½ secON/ ½ secondOFF -
Button pressed and held for 5 seconds:
1/2 secondON/ ½ secondOFF -
Button presses and held for 10 seconds:
¼ secondON/ ¼ secondOFF
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The list above starts with the initial device status and the lowest priority. Every next state cancels the previous one.
Specifications
Quantity
Value
Physical
Size (HxWxD):
37x42x16 ±0.5 mm / 1.46x1.65x0.63 ±0.02 in
Weight:
30 g / 1.06 oz
Screw terminals maximum 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 box
Shell material:
Plastic
Shell color:
Black
Terminals 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 V⎓ ±10%
Power consumption:
< 1.4 W
External protection:
Tripping characteristic B or C,
16A max. rated current,
min. 6kA interrupting rating,
Energy limiting class 3Output circuit ratings
Max. switching voltage:
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240 V~
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30 V⎓
Max. switching current AC:
10 A (per channel), 16 A (total), 18 A (total peak)
Max. switching current DC:
10 A
Sensors, meters
Voltmeter (AC):
Yes
Ammeter (AC):
Yes
Internal temperature sensor:
Yes
Radio
Wi-Fi
Protocol:
802.11 b/g/n
RF band:
2412 - 2472 MHz
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
RF band:
2402 - 2480 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
Basic wiring diagrams

Dual-channel switch mode, AC power supply

Dual-channel switch mode, DC power supply

Cover mode
Legend
Terminals
Wires
O1, O2:
Load circuit output terminals
N:
Neutral wire
L:
Live terminal (110-240 VAC)
L:
Live wire (110-240 V~)
S1, S2:
Switch input terminals
+:
24 V⎓ positive wire
S1, S2
Switch input terminals
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24 V⎓ negative wire
+:
24V⎓ positive terminal
Ʇ:
24V⎓ negative terminal
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