SENSORWORX/ACUITY/SENSORSWITCH SWX-421-B Wireless Occupancy Dual View Battery Sensor

( Brand: Sensorworx/acuity/sensorswitch ), ( Manufacturer Part Number: SWX-421-B ), ( Connectivity: Wireless ), ( Type: Occupancy )

Review SENSORWORX/ACUITY/SENSORSWITCH Wireless Occupancy Sensor Dual Wide View Battery Powered

The SWX-421-B Wireless Occupancy Sensor Dual View, manufactured by Sensirion Technologies AG under their Acuity brand and distributed by SensorWorx, is a state-of-the-art, battery-operated occupancy sensor designed for energy management and smart building applications. This innovative device offers a unique feature dual view detection providing advanced sensing capabilities to ensure maximum energy savings and optimal comfort.

The SWX-421-B sensor is compact and unobtrusive, measuring only 75 mm x 75 mm x 15 mm (2.95 inches x 2.95 inches x 0.6 inches), making it an ideal fit for various installation locations. It is designed to detect occupancy in rooms or areas up to approximately 1,500 square feet (139 square meters), ensuring efficient lighting control and energy savings.

The Dual View technology sets the SWX-421-B apart from traditional occupancy sensors. This feature allows the sensor to detect occupancy not only in its direct line of sight but also in an additional 135-degree field of view, enabling it to cover a larger area or multiple entry points. This results in improved energy efficiency and increased user comfort.

The SWX-421-B is powered by four standard AA alkaline batteries, making it a truly wireless solution that does not require any hardwiring or external power sources. This feature simplifies installation and offers flexibility, as the sensor can be placed in locations that are difficult or expensive to reach with traditional wired sensors.

The sensor features a built-in adjustable Lux light sensor, allowing it to adjust its occupancy detection based on the ambient light levels. This feature helps reduce false activations caused by natural light and ensures that the sensor only turns on the lights when necessary, leading to significant energy savings.

The SWX-421-B sensor communicates wirelessly using EnOcean energy harvester technology, allowing it to send signals to other devices in a wireless network without the need for batteries or external power sources. This technology enables effortless integration into various building automation systems, ensuring seamless control and communication between devices.

The sensor offers a reliable and accurate detection rate of over 95%, ensuring that lights are only turned on when needed, leading to substantial energy savings. Its long battery life, due to its low power consumption and energy harvesting technology, results in minimal maintenance and replacement costs.

In summary, the SWX-421-B Wireless Occupancy Sensor Dual View from Sensirion Technologies AG is a cutting-edge, battery-operated occupancy sensor that offers advanced Dual View detection technology, wireless communication capabilities, and energy harvesting for seamless integration into smart building applications. Its compact size, long battery life, and adjustable light sensor make it a versatile and efficient solution for energy management and optimal comfort in various spaces.

The SWX-421-B Wireless Occupancy Sensor Dual View by Sensirion (previously known as SensorThink or Acuity and SensorSwitch) is a battery-operated infrared occupancy sensor designed for wireless building automation systems. Here are some potential pros and cons of purchasing this device:

1. Dual View Technology: The sensor's dual view technology allows it to detect occupancy through both its front and rear lenses. This feature can be particularly useful in applications where the sensor needs to cover a wide area with multiple entry points.

2. Wireless Connectivity: The device is wireless, which simplifies the installation process and eliminates the need for running wires between sensors and controllers. This can save time and money on installation costs.

3. Long Battery Life: The SWX-421-B sensor is designed to operate for up to five years on a single battery, making it a low-maintenance option for building automation applications.

4. Adjustable Sensitivity: The sensor's sensitivity can be adjusted to suit different environments, allowing users to fine-tune the device for optimal performance.

5. Compatibility: The SWX-421-B sensor is compatible with various wireless building automation systems, making it a versatile choice for different applications.

1. Limited Range: The wireless range of the sensor is limited, and the device may need to be installed within a certain distance of the controller to maintain a reliable connection.

2. Sensitivity to Light: The sensor may be affected by light levels in the environment, which could potentially result in false activations or missed detections.

3. Cost: Compared to wired occupancy sensors, wireless sensors like the SWX-421-B can be more expensive due to the added cost of wireless technology and batteries.

4. Limited Programming Capabilities: The sensor has limited programming capabilities, which may not be suitable for more complex applications or customizations.

In conclusion, the SWX-421-B Wireless Occupancy Sensor Dual View by Sensirion offers several advantages, such as dual view technology, wireless connectivity, long battery life, adjustable sensitivity, and compatibility. However, it also has some drawbacks, including limited range, sensitivity to light, cost, and limited programming capabilities.

Based on the information provided, it is recommended that potential buyers carefully consider their specific application requirements and weigh the pros and cons of the SWX-421-B sensor against other options before making a purchase decision. If the application demands a wireless, low-maintenance, and versatile occupancy sensor, the SWX-421-B could be a suitable choice. However, if range, sensitivity to light, cost, or programming capabilities are significant concerns, other options may be more appropriate.

Details:

With wireless connectivity, installation is easy and seamless, providing added security peace of mind for your household. The sensor is from trusted brands like Sensorworx, Acuity, and , ensuring reliability quality in detecting motion presence your home. It is battery-powered for convenient installation without the need wiring. The Sensorworx SWX-421-B wireless occupancy sensor is designed for home surveillance and offers a dual wide view detecting.

part #: swx421 prices

• $35.00-$55.98

specifications secimotions:

• brand: Sensorworx/acuity/sensorswitch
• mpn: Swx-421-b
• connectivity: Wireless
• type: Occupancy

returns secimotions:

• policy: No Returns

offer secimotions:

• availability: In Stock
• started: August 20, 2025
• options: Ship-to-home
• best offers: True
• sold: 0
• quantity: 1

shipping secimotions:

• class: Standard
• carrier: USPS
• transit: 5-10 Days
• service: USPS Ground Advantage
• type: Calculated
• cost: $7.85

general secimotions:

• Surveillance Smart Home Electronics > Home Surveillance > Sensors Motion Detectors
• condition: New

seller secimotions:

• # reviews: 861
• rating: 97.7%
• city: Spanish Fork, Utah

payments secimotions:

• wallet: Paypal
• other
• credit card: Mastercard

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