The Bosch Motion Sensor II [+M] stands out as a top choice for anyone building a secure and automated smart home. This device combines professional-grade detection with modern smart features, making it ideal for both indoor and outdoor use. With its EN Grade 2 certification, it meets high security standards while integrating seamlessly into systems like Bosch Smart Home, Matter, and Thread networks. Users appreciate its reliability in triggering alarms, activating lights, or sending smartphone notifications during motion events. The built-in pet filter ignores small animals up to 80 cm tall, reducing false alarms that plague lesser sensors. An integrated orientation light adds convenience, illuminating paths automatically for 30 seconds after detection. Its sleek, unobtrusive design blends into any decor, and flexible mounting options-screws, adhesive, or freestanding-simplify installation. Whether safeguarding your living room or monitoring a backyard, this motion sensor elevates home protection without complexity.
In today's connected world, devices like the Bosch Motion Sensor II [+M] bring peace of mind through intelligent automation. It detects movement up to 13 meters away, sounding alarms in emergencies and linking with cameras for live verification. This professional security level ensures your home stays protected around the clock.
Hardware Specifications
The Bosch Motion Sensor II [+M] boasts robust hardware tailored for demanding environments. Its detection range reaches up to 13 meters, covering large rooms or outdoor areas effectively. Certified to EN Grade 2 standards, it upholds professional security protocols with features like a demolition alarm that alerts on tampering attempts. The pet filter distinguishes humans from animals up to 80 cm (about 31 inches) tall, minimizing unnecessary triggers from pets.

Weighing just 46 grams with dimensions of 88 mm × 58 mm × 19.5 mm, the sensor remains lightweight and compact. Constructed from durable materials, it carries an IP55 rating for weather resistance, suitable for outdoor deployment against rain and dust. Battery life extends up to several years with minimal maintenance, powered by included standard batteries. The integrated orientation light activates on motion, providing gentle guidance that turns off 30 seconds post-detection. Additional sensors measure temperature and brightness, though full access requires Bosch app integration.
Firmware version 1.00.23 and hardware version 1.03 ensure optimal performance, with Matter certification (ID: CSA25195MAT45287-24) dated March 20, 2025. This home security device operates via Thread or Bluetooth transports, with primary device type ID 0x0107 for occupancy sensing.
Connectivity and Integration
Seamless connectivity defines the strength of the Bosch Motion Sensor II [+M]. It supports Matter and Thread protocols alongside Zigbee via a radio module, working with Bosch Smart Home systems or broader Matter ecosystems. This flexibility allows integration with platforms like Google Home, Amazon Alexa, and Apple HomeKit-compatible setups, though advanced configurations shine in the Bosch app.

In Bosch environments, customize sensitivity, brightness thresholds, and link to alarms or lights effortlessly. Motion triggers push notifications with live camera images for verification. Matter mode prioritizes motion and light functions, with temperature data available only in native Bosch setups. The device pairs quickly via Bluetooth for initial setup, then switches to Thread for low-power, mesh networking reliability. This ensures stable performance even in larger homes.
For IoT devices enthusiasts, the sensor's dual-mode operation-Thread for Matter or Zigbee for Bosch-offers future-proofing. No hub is strictly needed, but pairing with a Matter controller enhances ecosystem-wide control.
Real-World Use Cases
The Bosch Motion Sensor II [+M] excels in practical smart home scenarios, transforming passive spaces into responsive environments. Homeowners use it to automate lighting in hallways, ensuring safe navigation at night without manual switches. In security setups, it arms full alarm systems, notifying users instantly via app while filtering pet movements.
Outdoor applications leverage the IP55 rating for garage or patio monitoring, deterring intruders with immediate alerts. Energy-conscious users pair it with smart plugs to power down unused rooms, promoting energy efficiency. The orientation light proves invaluable for elderly residents or families with children, lighting paths during nighttime bathroom trips.
- Secure entryways by triggering lights and cameras on approach, enhancing safety without constant illumination
- Automate home theaters: lights dim on motion exit, saving energy in media rooms
- Protect gardens: outdoor placement detects intruders while ignoring cats up to 80 cm
- Boost nighttime convenience with auto-orientation light in corridors or stairwells
- Integrate with thermostats for occupancy-based climate control
These applications highlight its versatility beyond basic detection.
Setup and Getting Started
Installing the Bosch Motion Sensor II [+M] takes minutes, thanks to thoughtful design. Start by downloading the Bosch Smart Home app on your smartphone. Insert the included batteries, then scan the QR code or enable Bluetooth pairing. The app guides wireless connection, selecting Thread or Zigbee mode based on your hub.
Mount using provided screws for permanent walls, adhesive for rentals, or position freestanding in corners. Test detection range-up to 13 meters-and adjust sensitivity via app sliders. Link to lights, alarms, or cameras with preconfigured services like "motion light." For Matter integration, add via compatible controllers; full features unlock in Bosch ecosystems. Troubleshooting involves checking battery levels or repositioning for optimal coverage. Firmware updates occur over-the-air, keeping the device current.
New users find the process intuitive, with on-screen tips ensuring quick deployment. Within 10 minutes, your smart home gains professional-grade monitoring.
Advanced Features and Customization
Delve deeper into what sets this sensor apart. The demolition alarm detects removal or tampering, sending instant reports to your phone. Pet immunity up to 25 kg in some modes adds reliability for multi-pet households. Brightness and temperature sensing enable nuanced automations, like fan activation on hot, occupied rooms.
Custom rules in the Bosch app allow time-based sensitivity-higher at night for security, lower daytime to avoid light triggers. The unobtrusive design, praised for blending into modern homes, supports corner or ceiling mounts for 360-degree coverage without aesthetic compromise.
Maintenance and Longevity
Long-term use benefits from the Bosch Motion Sensor II [+M]'s low-maintenance profile. Batteries last years under normal conditions, with app notifications for replacements. Clean the lens periodically with a soft cloth to maintain accuracy. IP55 sealing protects against elements, though avoid direct water jets outdoors. Regular firmware checks ensure compatibility with evolving Matter standards.
Users report consistent performance over time, with rare false positives thanks to advanced filtering.
Final Thoughts
The Bosch Motion Sensor II [+M] represents a smart investment for anyone serious about home protection and automation. Its combination of professional EN Grade 2 certification, extensive 13-meter range, and smart integrations like Matter and Thread make it a standout in the crowded motion sensor market. Everyday benefits-such as the pet filter, orientation light, and weatherproof design-address real user pain points, from false alarms to installation hassles. Whether you're new to smart homes or expanding an existing setup, this device delivers reliability without overwhelming complexity.
Think about the scenarios where peace of mind matters most: arriving home to lit pathways, instant alerts on potential break-ins, or automated energy savings when rooms empty. The Bosch app's intuitive controls and broad compatibility with voice assistants like Alexa or Google Assistant further enhance usability. At a compact size and with long battery life, it fits seamlessly into daily life.
For families, the added safety layers provide reassurance, especially for outdoor areas or pet owners. Tech enthusiasts will appreciate the future-proof Matter support, ensuring longevity as standards evolve. While advanced features require the Bosch ecosystem, the core motion detection works universally, offering value across setups.
In summary, if you're seeking a dependable motion detector that elevates your smart home from basic to professional, the Bosch Motion Sensor II [+M] checks every box. Its blend of security prowess, convenience features, and easy integration positions it as an essential component for modern living spaces. Invest in this sensor, and experience how simple additions can significantly enhance home intelligence and safety.
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