SKU: SEN-000229-915-VIR
MPN: R311A


When the window is opened, R311A sends an alert message to the control center. R311A utilizes the latest ultra-low power consumption technology and requires no wiring. It requires just button batteries to support its operation. The communication method is compatible with LoRaWAN™ protocol (ClassA). R311A has been LoRaWAN™ certified.

Note: Also available with an external antenna - model no. R313A.

Key Features

  • 2 sections of 3V CR2450 button battery power supply
  • Adopt SX1276 wireless communication module
  • LoRaWAN™ Class A compatible
  • Dimensions: Main Part 57mm x 35mm x 15.2mm; Magnet: 43mm x 13mm x 12mm

Key Retrieval

After your order is fulfilled, you will receive an email from CalChip Connect with instructions on how to retrieve the LoRaWAN® EUIs and keys for your sensor devices. Subject line of the email will be: "CalChipConnect Order - Important information to use your sensors".

Technical Documentation

Download Datasheet
Quick Start Guide
Download User Manual


Netvox Wireless Door and Window Sensor