Device identification (≠) Device name: Shelly Pro 1PM v.1 Device model: SPSW-201PE16EU Device SSID: ShellyPro1PM-XXXXXX Short description Shelly Pro 1PM is a DIN rail mountable smart switch with power measurement capabilities. Enhanced with all the Gen2 firmware flexibility and LAN connectivity, it provides professional integrators with many more options for end customer solutions. It can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services. Shelly Pro 1PM can be accessed, controlled and monitored remotely from any place where the User has internet connectivity, as long as the device is connected to a Wi-Fi router and the Internet. Shelly Pro 1PM has an embedded Web Interface which can be used to monitor and control the device, as well as adjust its settings. Main applications Residential MDU (Multi Dwelling Units – apartments, condominiums, hotels, etc.) Light commercial (small office buildings, small retail/restaurant/gas station, etc.) Government/municipal University/college Integrations Google Alexa Samsung SmartThings Simplified internal schematics (≠) Device electrical interfaces Inputs 2 switch/button inputs on screw terminals: SW1 and SW2 2 power supply inputs on screw terminals: 1 N and 1 L 1 relay inputs: I Outputs 1 relay outputs: O Ethernet port 1 RJ45 connector ⚠CAUTION! Plug in or unplug the LAN cable only when the Device is powered off! The LAN cable connector must not be metallic in the parts touched by the user to plug in or unplug the cable. Add-on interface Shelly proprietary serial interface ⚠CAUTION! High voltage on the add-on interface when the Device is powered! Connectivity Ethernet Wi-Fi Bluetooth Safety features Overheating protection Overvoltage protection Overcurrent protection Overpower protection Supported load types Resistive (incandescent bulbs, heating devices) Capacitive (capacitor banks, electronic equipment, motor start capacitors) Inductive with RC Snubber (LED light drivers, transformers, fans, refrigerators, air-conditioners) User interface Inputs One tactile dome button Press and hold 5 sec to reboot. Press and hold 10 sec to factory reset. Outputs LED indication Power (red): Red light indicator will be on if power supply is connected. Wi-Fi (varies): Blue light indicator will be on if in AP mode. Red light indicator will be on if in STA mode and not connected to a Wi-Fi network. Yellow light indicator will be on if in STA mode and connected to a Wi-Fi network. Not connected to Shelly Cloud or Shelly Cloud disabled. Green light indicator will be on if in STA mode and connected to a Wi-Fi network and to the Shelly Cloud. The light indicator will be flashing Red/Blue if OTA update is in progress. LAN (green): Green light indicator will be on if LAN is connected. Out (red): Red light indicator will be on if the Output relay is closed. Specifications (≠) Type Value Physical Size (HxWxD): 94x19x69 mm±0.5 mm / 3.70×0.75×2.71 ±0.02 in Weight: 65 g Mounting: DIN rail Screw terminals max torque: 0.4 Nm / 3.54 lbin Conductor cross section: 0.5 to 2.5 mm² / 20 to 14 AWG (green connector) 0.5 to 1.5 mm² / 20 to 16 AWG (blue connectors) Conductor stripped length: 6 to 7 mm / 0.24 to 0.28 in (green connector) 5 to 6 mm / 0.20 to 0.24 in (blue connectors) Shell material: Plastic Color: Red Environmental Ambient temperature: -20 °C to 50 °C / -5 °F to 122 °F Humidity 10 % to 90 % RH Max. altitude 2000 m / 6562 ft Electrical Power supply voltage AC: 110 – 240 V Power supply voltage DC: N/A Min. operating voltage AC: 90 V Max. operating voltage: AC 264 V Power consumption: < 3 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 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 Basic wiring diagram (≠) Resistive load Inductive load and RC snubber Legend Use table header to sort columns Terminals Wires I Load circuit input terminal L Live (110-240 V) wire O Load circuit output terminal N Neutral wire SW1, SW2 Switch/button input terminals L Live (110-240 V) terminal N Neutral terminal LAN Local Area Network RJ 45 connector Shelly Smart Control Adding the device to the Shelly Smart Control Shelly Web user interface Shelly Pro 1PM Web user interface guide Troubleshooting … Components and APIs This device All Shelly devices and services Printed user guide