Shelly Pro 4PM

Physical

Size (HxWxD):

96x53x59 ±0.02 mm / 3.78x2.01x2.32 ±0.02 in

Weight:

Mounting:

DIN rail

Screw terminals max torque:

• 0.4 Nm / 3.5 lbin (bottom connectors)

• 1.5 Nm / 13.2 lbin (top connectors)

Conductor cross-section:

• 0.5 to 2.5 mm² / 20 to 14 AWG (bottom connectors)

• 1.5 to 6 mm² / 15 to 10 AWG (top connectors)

Conductor stripped length:

6 to 7 mm / 0.24 to 0.28 in

Shell material:

Plastic

Color:

Black

Environmental

Ambient 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 voltage AC:

110 - 240 V

Power supply voltage DC:

N/A

Power consumption:

< 4 W

Neutral not needed:

No

Output circuits ratings

Max switching voltage AC:

240 V

Max switching voltage DC:

N/A

Max switching current AC:

16 A per channel, 40 A total

Max switching current DC:

N/A

Sensors, meters

Voltmeter (AC)

Yes

Ammeter (AC)

Yes

Internal-temperature sensor:

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

Bluetooth Protocol:

4.2

Bluetooth Range:

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

MCU

CPU:

ESP32-D0WDQ6

Flash:

8 MB

Firmware capabilities

Schedules:

20

Webhooks (URL actions):

20 with 5 URLs per hook

Scripting:

Yes

MQTT:

Yes

CoAP:

No

Resistive load

Inductive load and RC snubber

O1, O2, O3, O4

Load circuit output terminals

L

Live (110-240 V) wire

S1, S2, S3, S4

Switch/button input terminals

N

Neutral wire

L

Live (110-240 V) terminals

N

Neutral terminal

LAN

Local Area Network RJ 45 connector