SILENT KNIGHT D4120W 4-Wire Conv Photo Duct Motion Sensor, White, Wall Mount, 3.1 lbs
genuine image
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
Sản phẩm #: 71616264

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

86% of respondents would recommend this to a friend

Sản phẩm #: 71616264

VND 5899500

Price Details

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

*All items will import from Hoa Kỳ

Trong kho
Hoa Kỳ Đã nhập từ cửa hàng USA
Đặt hàng ngay bây giờ và nhận hàng vào khoảng Monday, Tháng 9 28
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Bảo hành của U-Care:
Không có
Chọn một kế hoạch
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of Hoa Kỳ store (110-120). Recommended power converters Mua ngay.

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.

Thông tin chi tiết sản phẩm

Discover a wide range of System Sensor D4120W products at Ubuy Vietnam. Browse and buy from our selection of System Sensor D4120W detectors online.
  • Innovaairflex 4-wire conventional photoelectric duct smoke detector
  • Includes 2D51 detector for reliable smoke detection
  • Designed for use in watertight applications
  • Easy to install and maintain
  • Compatible with system sensor's duct housing for added protection
  • Ideal for various industrial and commercial settings
Power SourceCorded Electric
Mounting TypeWall Mount
Battery Descriptionbattery not included
Temperature Range32 u00b0F
Compatible DevicesIndustrial Control Systems, Other Industrial Devices
Operating Temperature32 u00b0F
Antenna LocationDriveway, Garage, Garden, Terrace
Item Weight3.1 pounds (1.41 kg)
Colorgray
BrandSILENT KNIGHT
ManufacturerAHST
UPC808237771966
Unit Count1 Count
Model NumberD4120W
Mfr Part NumberD4120W

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.

MÔ TẢ SẢN PHẨM

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

Có thắc mắc? Trò chuyện với chúng tôi

Câu hỏi và trả lời của khách hàng

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

    trả lời: 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.
  • câu hỏi: How does the System Sensor D4120W detect smoke?

    trả lời: 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.
  • câu hỏi: Can the System Sensor D4120W be interconnected with other alarms?

    trả lời: 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.
  • câu hỏi: Is the System Sensor D4120W suitable for commercial use?

    trả lời: 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.
  • câu hỏi: What maintenance does the System Sensor D4120W require?

    trả lời: 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.
  • câu hỏi: What is the recommended installation location for the System Sensor D4120W?

    trả lời: 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.
  • câu hỏi: Does the System Sensor D4120W have a privacy feature?

    trả lời: 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.
  • câu hỏi: What sounds does the System Sensor D4120W make during an alert?

    trả lời: 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.
  • câu hỏi: How does the System Sensor D4120W perform in various environmental conditions?

    trả lời: 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.
  • câu hỏi: Where can I buy the System Sensor D4120W in Vietnam?

    trả lời: 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.

SILENT KNIGHT Motion Detectors D4120W Editorial Review

Không tìm thấy đánh giá biên tập nào

Customer Reviews & Ratings

1 điểm của khách hàng
  • 5 sao
    100%
  • 4 sao
    0%
  • 3 sao
    0%
  • 2 sao
    0%
  • 1 sao
    0%

Đánh giá sản phẩm này

Chia sẻ suy nghĩ của bạn với các khách hàng khác

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9300 + đánh giá
Read reviews
JG
Jazz
Verified buyer

“Easy to use and always helpful and sorts any issues I've had past and present”

1 September 2026 · via Trustpilot
EK
Emmanuel
Verified buyer

“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”

31 August 2026 · via Trustpilot
F
fnd
Verified buyer

“The delivery was fast and the product came undamaged and authentic.”

29 August 2026 · via Trustpilot
LC
Leana
Verified buyer

“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”

25 August 2026 · via Trustpilot
HL
Hengo
Verified buyer

“Fast, convenient and cheap. Great store!”

27 August 2026 · via Trustpilot
Thanh toán An toàn Global Delivery Easy Returns Genuine Products

Product Price History

Thông tin quan trọng

  • Hạn chế: Đối với các sản phẩm được vận chuyển quốc tế, xin lưu ý rằng bất kỳ chính sách bảo hành nào của nhà sản xuất có thể không còn hiệu lực; các tùy chọn dịch vụ của nhà sản xuất có thể không khả dụng; hướng dẫn sử dụng sản phẩm, hướng dẫn và cảnh báo an toàn có thể không có bằng ngôn ngữ của quốc gia đến; các sản phẩm (và các tài liệu đi kèm) có thể không được thiết kế theo các tiêu chuẩn, thông số kỹ thuật và các yêu cầu ghi nhãn của quốc gia đến; và các sản phẩm có thể không phù hợp với điện áp của quốc gia đến cũng như các tiêu chuẩn khác về điện (cần phái sử dụng đầu nối hoặc bộ chuyển đổi nếu thích hợp). Người nhận có trách nhiệm đảm bảo rằng sản phẩm có thể được nhập khẩu hợp pháp đến quốc gia đến. Khi đặt hàng từ Ubuy hoặc các chi nhánh của Ubuy, người nhận là nhà nhập khẩu trong hồ sơ, đồng thời phải tuân thủ tất cả các luật cũng như quy định của quốc gia đến.
  • Không phải tất cả các sản phẩm được liệt kê trên Ubuy đều được rao bán, vì Ubuy là một công cụ tìm kiếm toàn cầu. Sản phẩm phải tuân theo các quy định về xuất khẩu/thương mại.

VND 5899500

Đặt hàng ngay bây giờ và nhận hàng vào khoảng Monday, Tháng 9 28

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.