Helium 4-20mA
Smart Sensor Adapter


Helium’s 4-20mA Smart Sensor Adapter connects existing 4-20mA current loop sensors to the Helium Cloud, making their data available to customers via web and mobile applications.

With instant connectivity to Helium Element Access Point, the 4-20mA Smart Sensor Adapter provides network coverage to existing industrial assets, bringing the physical world online.

*Requires a Helium Element for full functionality.

$79 Buy Now

System Features

  • Compatible with 4-20mA industrial sensors
  • Zero-configuration on-boarding, power provided via included 1550mAh battery or existing sensor power supply
  • Sensing units and ranges configurable via Helium Dashboard
  • RGB LED to indicate fault/operational conditions
  • Long-range dual-band wireless connectivity, switches between 2.4Ghz and sub-Ghz as required in noisy environments
  • Hardware root of trust for encryption, authentication, and authorization from sensor to Helium Cloud
  • On-board antennas to increase effective network range

Tech Specs

Networking standards IEEE 802.15.4
Network topology Star/hub & spoke
Frequency Band 915 MHz & 2.4Ghz (North America)
868 MHz & 2.4Ghz (EU)
Security Hardware-based encryption, authentication and authorization
Power Options Includes 1550mAh battery. Optionally powered via existing sensor power supply
Certifications FCC ID: 2ADMK-1
IC ID: 12590A-1


Access to
Helium Cloud

  • Helium Atom-based development boards: Up to 2 boards: Free. 3+ boards: $4 per month
  • Helium Element Access Point (Ethernet): 1 Element: Free. 2+ Elements: $10 per month
  • Helium Element Access Point (Cellular, Wifi, Ethernet): $40 per month
  • Virtual Sensors: Free.
  • Secure network access
  • Unlimited cloud storage
  • Support for hardware and software
  • Security patches
  • Firmware updates