Size (HxWxD)

37x42x16 ±0.5 mm / 1.46x1.65x0.63 ±0.02 in

Weight

24 g / 0.85 oz

Screw terminals max torque

0.4 Nm / 3.5 lbin

Conductor cross section

0.5 to 4 mm² / 20 to 11 AWG (solid, stranded, and bootlace ferrules)

Conductor stripped length

6 to 7 mm / 0.24 to 0.28 in

Mounting

In-wall

Shell material

Plastic

Shell color

Cyan

Terminal color

Black

ENVIRONMENTAL

Ambient working temperature

-20 °C to 40 °C / -5 °F to 105 °F

Storage temperature

10°C to 40 °C

Humidity

30 % to 70 % RH

Max. altitude

2000 m / 6562 ft

ELECTRICAL

Power supply

220-240 V~ 50Hz (Shelly Bypass is required)

Shelly Bypass included

Yes

Power consumption

< 1.2 W

Neutral not needed

Yes (Shelly Bypass is required for the load at O)

Min. load without neutral and without a Bypass

No (Shelly Bypass is required for the load at O), for all LED lights.
No, Bypass is not needed for incandescent lights.

External protection

10 A, tripping characteristic B or C,
6 kA interrupting rating,
Energy limiting class 3

OUTPUT CIRCUITS RATINGS

Max. switching voltage

240 V~ 50 Hz

Max. switching power

200 W

SENSORS, METERS

Internal-temperature sensor

Yes

RADIO

WI-FI

Protocol

802.11 b/g/n

RF band

2401 - 2495 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

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

Clock frequency

160 Mhz

RAM

512 KB

Flash

8 MB

FIRMWARE CAPABILITIES

Schedules

20

Webhooks (URL actions)

20 with 5 URLs per hook

Scripting

Yes

MQTT

Yes