SILENT KNIGHT D4120W 4-Wire Conv Photo Duct Motion Sensor, White, Wall Mount, 3.1 lbs
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SILENT KNIGHT D4120W 4-Wire Conv Photo Duct Motion Sensor, White, Wall Mount, 3.1 lbs
SILENT KNIGHT D4120W 4-Wire Conv Photo Duct Motion Sensor, White, Wall Mount, 3.1 lbs
№ на артикул: 71616264

SILENT KNIGHT D4120W 4-Wire Conv Photo Duct Motion Sensor, White, Wall Mount, 3.1 lbs

№ на артикул: 71616264

€ 297

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from САЩ

В наличност
САЩ Импортирани от магазин USA
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What Stands Out

High Sensitivity
Equipped with advanced photoelectric technology, the Silent Knight D4120W ensures precise motion detection, enhancing safety and security in various environments.
Versatile Mounting
Designed for wall mounting, this sensor fits seamlessly into multiple settings, offering flexibility for installation in residential or commercial spaces.
Reliable Performance
With a lightweight design and durable build, the D4120W promises consistent performance and longevity, providing great value for those seeking dependable motion detection solutions.

Информация за продукта

Discover a wide range of System Sensor D4120W products at Ubuy Bulgaria. Browse and buy from our selection of System Sensor D4120W detectors online.
Power SourceCorded Electric
Mounting TypeWall Mount
Battery Descriptionbattery not included
Temperature Range32 Degrees Fahrenheit
Compatible DevicesIndustrial Control Systems, Other Industrial Devices
Operating Temperature32 Degrees Fahrenheit
Antenna LocationDriveway, Garage, Garden, Terrace
Item Weight3.1 Pounds (1.41 kg)
Colorgray
BrandSILENT-KNIGHT
ManufacturerAHST
UPC808237771966
Mfr Part NumberD4120W
Model NumberD4120W
Unit Count1.0 Count

Who Should Buy?

Suitable For
  • Smoke Detection

    Ideal for facilities needing smoke detection in duct systems, ensuring early warning in HVAC environments.

  • Commercial Buildings

    Perfect for large commercial spaces where motion detection can enhance safety and security measures effectively.

  • Electrical Maintenance

    Recommended for electricians needing reliable sensors for installation in fire alarm and safety systems.

Not Suitable For
  • Residential Use

    Not suitable for typical home use as it's designed for industrial and commercial applications.

ОПИСАНИЕ НА ПРОДУКТА

SILENT KNIGHT D4120W 4-Wire Conv Photo Duct Motion Sensor, White, Wall Mount, 3.1 lbs

Имате запитване? Чат с нас

Въпроси на клиенти и отговори

  • въпрос: What are the key features of the System Sensor D4120W?

    отговор: The System Sensor D4120W is equipped with advanced photoelectric sensing technology and a multi-color LED indicator for enhanced visibility. This smoke detector also includes a built-in sounder that emits loud alerts to ensure you can detect smoke quickly. Its design allows for easy integration with existing fire alarm systems, making it versatile for various applications. For instance, it's ideal for both residential and commercial environments where fast response to smoke detection is critical.
  • въпрос: How does the System Sensor D4120W detect smoke?

    отговор: The System Sensor D4120W uses photoelectric sensing technology, which identifies smoke particles by detecting light refracted by them. This method is especially effective in recognizing smoldering fires, providing earlier alerts compared to traditional ionization detectors. Its quick detection capabilities make it essential for areas where fires could develop unnoticed, such as attics or storage spaces where the potential for smoke buildup exists.
  • въпрос: Can the System Sensor D4120W be interconnected with other alarms?

    отговор: Yes, the System Sensor D4120W can be interconnected with compatible fire alarm systems. This allows multiple alarms to communicate with each other, ensuring that if one unit detects smoke, all interconnected units will activate. Interconnecting alarms enhances safety in larger areas or multi-level buildings, providing comprehensive coverage so that alerts are centralized throughout the premises.
  • въпрос: Is the System Sensor D4120W suitable for commercial use?

    отговор: Absolutely! The System Sensor D4120W is designed for both residential and commercial applications. Its robust performance and ability to connect with larger fire alarm systems make it an excellent choice for businesses, schools, and healthcare facilities. By using this smoke detector, organizations can ensure compliance with safety regulations while maintaining a safe environment for employees and visitors alike.
  • въпрос: What maintenance does the System Sensor D4120W require?

    отговор: Maintaining the System Sensor D4120W involves regular testing to ensure functionality. It is recommended to test the alarm at least once a month and replace the unit as needed according to local regulations. Additionally, keeping the unit clean and dust-free enhances detection capabilities and longevity. Regular maintenance helps ensure that you remain protected and reduces the risk of malfunctions.
  • въпрос: What is the recommended installation location for the System Sensor D4120W?

    отговор: For optimal performance, the System Sensor D4120W should be installed on ceilings or high walls, ideally at least 10 feet away from any cooking appliances to reduce false alarms. It’s best positioned in hallways that lead to bedrooms or in common areas where its alerts can be heard easily. These placements ensure maximum coverage, helping detect potential smoke quickly and effectively.
  • въпрос: Does the System Sensor D4120W have a privacy feature?

    отговор: The System Sensor D4120W does not feature a privacy mode, but it is designed to minimize false alarms. Its advanced sensing technology helps differentiate between smoke from actual fires and harmless vapors from cooking or steam. By reducing false alarms, the detector provides reliable monitoring without requiring a privacy feature. This allows homeowners and businesses to stay protected without frequent nuisance alerts.
  • въпрос: What sounds does the System Sensor D4120W make during an alert?

    отговор: The System Sensor D4120W emits a loud, distinct sound during an alert to ensure it captures attention effectively. The sound is designed to be piercing and noticeable, making it hard to overlook. This high-volume sound is essential in waking occupants during a night-time fire emergency or drawing attention in busy commercial settings, ensuring that swift action can be taken.
  • въпрос: How does the System Sensor D4120W perform in various environmental conditions?

    отговор: The System Sensor D4120W is engineered to perform reliably in diverse environmental conditions. Its photoelectric sensing technology is effective in detecting smoke in varying temperatures and humidity levels, ensuring it remains functional even in challenging climates. This capability makes it suitable for installation in both residential homes and commercial buildings located in regions with fluctuating weather patterns.
  • въпрос: Where can I buy the System Sensor D4120W in Bulgaria?

    отговор: You can purchase the System Sensor D4120W through Ubuy, a trusted online platform that offers a wide range of products including fire safety equipment. Ubuy provides a user-friendly shopping experience and reliable service, making it easy for you to acquire the safety devices you need for your home or business.

SILENTKNIGHT Motion Detectors D4120W Editorial Review

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Customer Reviews & Ratings

5.0
1 оценки от клиенти
  • 5 звезда
    100%
  • 4 звезда
    0%
  • 3 звезда
    0%
  • 2 звезда
    0%
  • 1 звезда
    0%

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Професионалисти

  • High sensitivity detection
  • Easy to install
  • Durable design
  • Reliable performance
  • Compact size

минуси

  • Setup instructions could be clearer.

Platform Trust & Buyer Confidence

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4.3/5 9200 + reviews
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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
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Важна информация

  • Ограничения: За продукти, доставени в международен план, имайте предвид, че е възможно не всяка гаранция на производителя да е валидна; опциите за обслужване на производителя може да не са налични; ръководствата на продукта, инструкциите и предупрежденията за безопасност може да не са на езиците на държавата на местоназначение; продуктите (и придружаващите ги материали) може да не са проектирани в съответствие със стандартите, спецификациите и изискванията за етикетиране на страната по местоназначение; също така продуктите може да не отговарят на напрежението в държавата по местоназначение и на други електрически стандарти (изискващи използване на адаптер или преобразувател, ако е необходимо). Получателят е длъжен да гарантира, че продуктът може да бъде внесен законно в страната по местоназначение. Когато поръчвате от Ubuy или неговите партньори, получателят е вносител и трябва да спазва всички закони и разпоредби на страната по местоназначение.
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€ 297

Поръчайте сега и я вземете Monday, Август 03

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