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5 Sets of Sensor Alarm Magnetic Reed Switch MC-38B NC and NO Embedded Magnetic Gap Switch White for Door and Window Sensors for Home Security
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5 Sets of Sensor Alarm Magnetic Reed Switch MC-38B NC and NO Embedded Magnetic Gap Switch White for Door and Window Sensors for Home Security
Surface-mounted magnetic contact, perfect for wooden doors or windows.
5 Sets of Sensor Alarm Magnetic Reed Switch MC-38B NC and NO Embedded Magnetic Gap Switch White for Door and Window Sensors for Home Security
Item #: 46461000

5 Sets of Sensor Alarm Magnetic Reed Switch MC-38B NC and NO Embedded Magnetic Gap Switch White for Door and Window Sensors for Home Security

Item #: 46461000

TZS 82757

Price Details

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

*All items will import from US

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us Imported from USA store

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Order now and get it around Friday, July 10
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Surface-mounted magnetic contact, perfect for wooden doors or windows.
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What Stands Out

Dual Functionality
The MC-38B offers both normally closed (NC) and normally open (NO) configurations, providing versatility for various security setups in homes and offices.
Compact Design
With their small, discreet design, these magnetic switches seamlessly blend into doors and windows without compromising aesthetic while ensuring maximum security.
Reliable Security
These sensor alarms efficiently detect unauthorized entry, alerting users in real-time, thus significantly enhancing the home security system.

Product Details

Shop 5 Sets of Sensor Alarm Magnetic Reed Switch MC-38B NC and NO Embedded Magnetic Gap Switch White for Door and Window Sensors for Home Security online at a best price in Tanzania. B089P4K6JH
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Homeowners

    Ideal for homeowners wanting to enhance security measures for doors and windows in residential properties.

  • DIY Enthusiasts

    Suitable for DIY enthusiasts looking to create their own customized home security system with easy installation.

  • Renters

    Perfect for renters needing a temporary, non-invasive security solution that won't damage properties.

Not Suitable For
  • Large Properties

    Not ideal for large properties requiring extensive coverage, as each set may not suffice for all areas.

  • Professional Installations

    Less suitable for users seeking advanced, professionally-installed security systems with complex features.

  • Untrained Users

    May not be suitable for individuals unfamiliar with electronics, as installation can be challenging for some.

Product Description

5 Sets of Sensor Alarm Magnetic Reed Switch MC-38B NC and NO Embedded Magnetic Gap Switch White for Door and Window Sensors for Home Security

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the BNYZWOT 5 Sets of MC-38B NC & NO Embedded Magnetic Gap Switch?

    Answer: The BNYZWOT 5 Sets of MC-38B NC & NO Embedded Magnetic Gap Switch is a security device designed to enhance the safety of your home or office. This magnetic switch consists of two components: a magnetic sensor and a magnet. When the sensor is separated from the magnet, it triggers an alarm, notifying you of unauthorized access. The NC (Normally Closed) and NO (Normally Open) configurations provide flexibility in how you set up your alarms, catering to different security needs. These switches are ideal for securing doors and windows, providing peace of mind for homeowners and businesses alike.
  • Question: How do I install the BNYZWOT magnetic gap switches?

    Answer: Installing the BNYZWOT magnetic gap switches is a straightforward process that typically involves mounting the sensor and magnet using adhesive tape or screws. First, determine the appropriate location on your door or window frame where the sensor can align with the magnet when closed. Once positioned, attach the sensor and the magnet securely. Make sure the magnet is aligned with the sensor to ensure proper functionality. This installation method is suitable for residential and commercial properties wanting to enhance their security system swiftly.
  • Question: Are these magnetic gap switches weatherproof?

    Answer: While the BNYZWOT MC-38B switches are designed primarily for indoor use, they can also be used in covered outdoor settings. However, they are not fully weatherproof and should be protected from direct exposure to harsh weather conditions like heavy rain or extreme temperatures. For external doors or windows that are sheltered, these switches work effectively in securing your premises. If you require outdoor security, consider additional protective measures to extend the life and functionality of the switches.
  • Question: Can these switches be used in any type of window or door?

    Answer: Yes, the BNYZWOT magnetic gap switches can be used with a variety of doors and windows, including wooden, metal, and PVC. Their compact design allows for easy installation on both sliding and hinged doors as well as on various types of windows. This versatility makes them ideal for residential applications as well as commercial properties looking to enhance their security measures. Just ensure the installation area is properly aligned for optimal performance.
  • Question: What are the ideal applications for the MC-38B switches?

    Answer: The MC-38B magnetic gap switches are ideal for various security applications, including residential doors and windows, office premises, and even cabinets or safes. They are commonly used in smart home setups where integrating a security system is paramount. By using these switches, you can secure entrances and monitor unauthorized access in real-time, adding an important layer of safety to your environment. Their flexibility allows for customization based on individual security needs.
  • Question: Do I need a separate alarm system to use these switches?

    Answer: The BNYZWOT magnetic gap switches can be integrated into your existing alarm system or used as standalone devices. If connected to a compatible alarm system, they enhance overall security by triggering alerts when doors or windows are opened unexpectedly. If using them independently, you may need to manually monitor or connect them to visual alert systems like LED indicators. This versatility allows you to choose the setup that aligns with your specific security requirements.
  • Question: How does the NC and NO feature benefit me?

    Answer: The BNYZWOT magnetic gap switches offer both NC (Normally Closed) and NO (Normally Open) setups, providing flexibility based on your security preferences. With NC, the circuit is closed when the magnet is in place, triggering an alarm when the door or window opens. In contrast, NO opens the circuit when the door/window is closed, activating the alarm when it is opened. This capability enables you to tailor your security arrangement based on your environment and monitoring style, enhancing your ability to respond to security breaches.
  • Question: Can I use these switches for DIY home security projects?

    Answer: Absolutely! The BNYZWOT MC-38B magnetic gap switches are an excellent choice for DIY home security projects. Their simple installation process and compatibility with various alarm systems make them perfect for homeowners looking to enhance security without professional installation. You can easily integrate them into existing home automation systems, allowing for creative security solutions tailored to your unique needs. Making your own home security system can be both rewarding and effective.
  • Question: Where can I buy BNYZWOT 5 Sets of MC-38B NC & NO Embedded Magnetic Gap Switch?

    Answer: You can purchase the BNYZWOT 5 Sets of MC-38B NC & NO Embedded Magnetic Gap Switch for Door and Window Sensor for Home Security from Ubuy in Tanzania. Ubuy is known for offering a wide range of products, ensuring you can find everything you need for your security installations. Their platform provides a convenient shopping experience with detailed product descriptions and user reviews to assist you in making informed decisions.
  • Question: What kind of maintenance do these switches require?

    Answer: The BNYZWOT magnetic gap switches require minimal maintenance, primarily ensuring that the installation area remains free from dust and debris to prevent interference with the magnetic field. Periodically check the adhesive or screws to ensure they are secure. Regular testing of the alarm system is also advisable to confirm that everything is functioning correctly. By maintaining your switches, you can ensure long-term reliability and effective monitoring of your security system.

BNYZWOT Reed Switches Editorial Review

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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

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“Not madly expensive like I thought, and much quicker than promised.”

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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

TZS 82757

Order now and get it around Friday, July 10

QTY:

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
Fastest cross-border delivery

Features & Benefits

  • Ideal for surface mounting on wooden doors and windows.
  • Operates with a maximum electric current of 3W/100VDC/0.3A.
  • Features output options for changeover, normally closed (NC), and normally open (NO) configurations.
  • Gap requirement of ≥15mm ensures optimal functioning.
  • Color: Sleek white ABS housing for an attractive look.
  • Each package contains 5 sets for enhanced value.