Shelly Pro Dimmer 1PM

Device identification

Name: Shelly Pro Dimmer 1PM

Model: SPDM-001PE01EU

Device SSID: ShellyProDM1PM-XXXXXXXXXXXX

BLE Model ID: 0x200D

Short description

Shelly Pro Dimmer 1PM is a DIN-rail mountable, single-channel smart dimmer.
It can operate standalone in a local Wi-Fi network or through cloud automation services.
The device can be accessed, controlled, and monitored remotely as long as it is connected to the Internet.
An embedded Web Interface provides monitoring, control, and configuration directly from a browser.

Main features

• DIN rail mountable
• Automatic dimming calibration for smooth transitions
• Switch/Button input modes
• One/dual button dimming control for flexible wall switch configurations
• Night Mode for nighttime brightness
• Min/Max brightness adjustment
• Button fade rate control
• Transition duration control
• Over current/voltage/power protection
• Weekly schedules with brightness, transitions, and flip values
• Auto on/off timers
• Local actions in LAN environment
• Webhooks for lightweight event-driven automation
• BLE Gateway between Bluetooth and Wi-Fi devices
• Wi-Fi Range Extender
• Scripting for advanced automation
• High compatibility with third-party systems
• No hub required (works locally or remotely via Shelly Smart Control/third-party)

Use cases

• Control brightness of dimmable lights (110–240 V)
• Create smart schedules for automated brightness changes
• Retrofit existing lighting while keeping current switches
• Sync lights with sunrise/sunset
• Enable Night Mode for low-level lighting
• Integrate with Home Assistant, Google Home, Alexa, SmartThings
• Dim lights with single or double button presses
• Monitor and measure power usage
• Precision lighting control for professional DIN installations

Integrations

Amazon Alexa supported capabilities: Yes

Google Smart Home supported traits: Yes

Samsung SmartThings supported capabilities: Yes

Simplified internal schematics

Shelly Pro Dimmer 1PM simplified internal schematics

Device electrical interfaces

Inputs: 2 switch/button inputs (SW1, SW2); 2 power supply inputs (1L, 1N)

Outputs: 1 output (O)

Ethernet port: 1 RJ45 connector

Add-on interface: Shelly proprietary serial interface

⚠ CAUTION! Plug/unplug the LAN cable only when the device is powered off. The LAN connector must not expose metallic touch points.

⚠ CAUTION! High voltage present on the add-on interface when powered.

Connectivity

Wi-Fi

Ethernet

Bluetooth

Safety function

Overheating protection

Overvoltage protection

Overcurrent protection

Overpower protection

Supported load types

• Dimmable LED lamps: up to 200 W
• Incandescent bulbs: up to 200 W
• Halogen lamps: up to 200 W
• Iron-core transformer with low-voltage incandescent lamps: up to 200 VA
• Dimmable electronic transformers: up to 200 W

User interface

Inputs: One Reset button

• Hold 5s → enable AP and Bluetooth

• Hold 10s → factory reset

Outputs: LED indication

• Power → Red (on when power supply is connected)

• Wi-Fi → Blue (AP mode)

• Wi-Fi → Red (STA mode, not connected)

• Wi-Fi → Yellow (STA mode, connected; cloud disabled/not connected)

• Wi-Fi → Green (STA mode, connected; cloud enabled)

• Wi-Fi → Flashing Red/Blue (OTA update in progress)

• LAN → Green (LAN connected)

• Out → Red (output on)

Physical

Size (HxWxD): 94×19×69 mm / 3.70×0.75×2.71 in

Weight: 75 g / 2.7 oz

Screw terminals torque: 0.4 Nm (3.54 lbf·in)

Conductor size: 0.5–2.5 mm² (20–14 AWG, green connectors); 0.5–1.5 mm² (20–16 AWG, blue connector); solid, stranded, and bootlace ferrules supported

Strip length: 6–7 mm (0.24–0.28 in, green connectors); 5–6 mm (0.20–0.24 in, blue connector)

Mounting: DIN rail

Shell material: Plastic

Shell color: Lime

Environmental

Ambient temperature: −20 °C to 40 °C (−5 °F to 105 °F)

Humidity: 30–70% RH

Max altitude: 2000 m (6562 ft)

Electrical

Power supply: 110–240 V~ 50/60 Hz

Power consumption: < 2 W

External protection: 10 A, tripping characteristic B or C; 6 kA interrupting rating; energy limiting class 3

Dimming type: Trailing edge

Output ratings

Max output power: 200 W

Sensors & Meters

Voltmeter (AC): Yes

Ammeter (AC): Yes

Power & energy meters: Yes

Internal temperature sensor: Yes

Radio

Wi-Fi protocol: 802.11 b/g/n

Wi-Fi RF band: 2401–2483 MHz

Wi-Fi max RF power: < 20 dBm

Wi-Fi range: Up to 30 m / 100 ft indoors; 50 m / 160 ft outdoors (depends on conditions)

Bluetooth protocol: 4.2

Bluetooth RF band: 2400–2483.5 MHz

Bluetooth max RF power: < 4 dBm

Bluetooth range: Up to 10 m / 33 ft indoors; 30 m / 100 ft outdoors (depends on conditions)

MCU

CPU: ESP32-D0WDQ6

Flash: 8 MB

Firmware capabilities

Schedules: 20

Webhooks: 20 (up to 5 URLs each)

Scripting: Yes

MQTT: Yes