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Shelly Plus i4 DC


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The Shelly Plus i4 DC is a Wi-Fi-operated 4-digital inputs controller that allows for enhanced action control. It can manually activate or deactivate any created scene, run synchronized actions, or execute complex trigger scenarios.

Key Features:

  • Shelly Plus i4 DC is a Wi-Fi-operated 4-digital inputs controller for enhanced actions control.
  • It allows for manual activation or deactivation of any created scene, running synchronized actions, or executing complex trigger scenarios.
  • Shelly Plus i4 DC has an extremely fast processor – ESP32, an Improved API interface, and Java Scripts support for customized and complex scenarios.
  • It is designed to fit in most standard electrical boxes and switches.
  • Shelly Plus i4 DC is easily controlled through the Shelly app, various protocols and platforms, and voice assistants.
  • It has an embedded web server and connects to your Wi-Fi network.
  • Shelly Plus i4 DC is highly compatible and can control Shelly Wi-Fi bulbs, Philips Hue, or even different brands’ smart bulbs.
  • It is perfect for use with the Shelly Wall Switch for Smart Relays – a 4-button switch, allowing for as much as 12 scenes trigger and execution.
  • Shelly Plus i4 DC supports up to 3 different automation actions per button, making it extremely convenient for quick manual control over a group of devices.


In stock


The Shelly Plus i4 DC is a versatile input reader device that can help you take full control of your smart home. It features an extremely fast processor and an improved API interface, allowing for quick and responsive execution of various actions. With its multi-click support, you can program up to 12 possible actions to control your lights, shutters, outlets, and other Shelly devices. Additionally, the device supports JavaScript, giving you the flexibility to create customized and complex scenarios to suit your specific needs.

Thanks to its compact size and design, the Shelly Plus i4 DC can be easily installed behind any standard electrical box or switch, making it an ideal solution for smart homes. It connects to your Wi-Fi network and can be controlled through the Shelly app, voice assistants, and various protocols and platforms. The device also features an embedded web server for convenient control.

Whether you need to manually activate or deactivate a scene, run synchronized actions, or execute complex trigger scenarios, the Shelly Plus i4 DC can help you achieve your smart home goals. It has four DC inputs that can be used to control other connected Shelly relays, sensors, or HTTP and MQTT-controlled devices. With its smart scheduling and scene activation capabilities, you can easily create custom schedules and combine them with other Shelly devices to create custom scenes for an enhanced smart home experience.

SKU: SH-SHELLY-I4DC Categories: , Tags: ,


Smart Home Solution

Technical Specifications

Type Value
Size (HxWxD): 37x42x16 ±0.5 mm / 1.46×1.65×0.63 ±0.02 in
Weight: 17 g / 0.6 oz
Mounting: Wall box
Screw terminals max torque: 0.4 Nm / 3.5 lbin
Conductor cross section: 0.5 to 1.5 mm² / 20 to 16 AWG
Conductor stripped length: 5 to 6 mm / 0.20 to 0.24 in
Shell material: Plastic
Ambient temperature: -20 °C to 40 °C / -5 °F to 105 °F
Humidity 30 % to 70 % RH
Max. altitude 2000 m / 6562 ft
Power supply: 5 – 24 VDC
Power consumption: < 1 W
Sensors, meters
Temperature sensor: Yes
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)
Flash: 4 MB
Firmware capabilities
Webhooks (URL actions): 20 with 5 URLs per hook
Scripting: mJS
CoAP: No