EnOcean: Energy-harvesting wireless modules and sensors for building controls

EnOcean makes energy-harvesting switch and sensor modules, with distinct EnOcean sub-GHz and Bluetooth product variants.

Summary

Best for
Building-control points where battery maintenance or new wiring is difficult.
Less suited to
Assuming that all EnOcean-branded radios use the same protocol or regional frequency.
Deployment
OEM modules or finished sensor assemblies connected through a compatible receiving system.
Data in
Variant-specific EnOcean radio or Bluetooth; NFC configuration on selected devices.
Pricing
Public pricing was not established from the reviewed sources.

Overview

EnOcean develops energy-harvesting wireless components, sensor modules and building technology software. Its company description centres on converting ambient energy into power for devices that would otherwise need wiring or replaceable batteries. The product range includes kinetic switch transmitters, environmental sensors, radio transceivers and gateways, alongside commissioning tools and middleware. Radio technology varies by family: the catalogue includes EnOcean radio, Bluetooth Low Energy and Zigbee products. The STM 550 multisensor illustrates its approach to environmental monitoring, while PTM pushbutton modules use the energy of a mechanical press to transmit a switch event.

Offering

The STM 550 multisensor family combines temperature, humidity and illumination sensing with magnetic-contact and movement information. Regional EnOcean variants include STM 550 at 868 MHz, STM 550U at 902 MHz and STM 550J at 928 MHz; STM 550B uses Bluetooth at 2.4 GHz. NFC provides a configuration interface. The same product family therefore spans different radio markets and integration paths rather than one globally interchangeable transmitter. EnOcean also offers finished sensor products, such as motion detectors and magnetic contacts, as well as components and modules for manufacturers incorporating sensing into their own products.

Products and platforms

  1. PTM 216B

    Bluetooth pushbutton module

    Energy-harvesting switch module with NFC configuration and PTM21x-compatible mechanical format.3

  2. EnOcean SmartStudio

    Sensor commissioning software

    Documented STM550 onboarding example through HPE Aruba receiving infrastructure.5

Technology

The PTM 216B module is a Bluetooth Low Energy pushbutton transmitter powered by the mechanical actuation of its energy converter. It supports up to two rockers with four button positions and includes an ISO 14443 NFC interface for configuration. Its mechanical format fits the PTM 21x family. EnOcean's PTM 215B page identifies that older model as unsuitable for new designs and directs developers to PTM 216B. This is a concrete lifecycle distinction within the switch range. The company's separate European radio approval guidance covers conformity considerations for integrating its radio products into finished equipment.

Markets

SmartStudio's getting-started documentation describes deployment and management of sensor networks, including an STM 550 onboarding path using HPE Aruba infrastructure. The software complements EnOcean's physical components with device management and data analysis for building spaces. The current catalogue also includes EnOcean Link middleware, which interprets EnOcean protocols and equipment profiles, and commissioning tools for NFC-capable products. SmartServer IoT extends the range into multi-protocol monitoring and control. These software products serve different layers: sensor configuration, interpretation of radio messages, management of deployed devices and integration with wider building automation systems.

Company

EnOcean's corporate history dates its founding to 2001 and places its headquarters in Oberhaching, Germany. The company describes a team of approximately 70 people and an international distribution and representation network. Its business includes modules and components sold to equipment manufacturers as well as finished devices and software for building applications. The current site maintains separate resources for investors, leadership, cybersecurity, product compliance and quality management. EnOcean GmbH is the company behind these products; the EnOcean Alliance is presented separately as part of the broader ecosystem, alongside the company's Easyfit product identity and technology partnerships.

Alternatives in IoT and data platforms

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References

  1. About EnOcean (opens in a new tab)
  2. STM 550 Multisensor Module (opens in a new tab)
  3. PTM 216B BLE Pushbutton Transmitter Module (opens in a new tab)
  4. CE RED radio approval for the EU (opens in a new tab)
  5. SmartStudio: Getting started (opens in a new tab)
  6. PTM 215B product lifecycle guidance (opens in a new tab)

This profile does not imply a commercial relationship with EnOcean and may contain inaccuracies.