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Automatic Power Switch Module YX851 DC12V Emergency Power Supply Charging Controller Automatic Transfer Switch for Power Failure (Plastic)
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Automatic Power Switch Module YX851 DC12V Emergency Power Supply Charging Controller Automatic Transfer Switch for Power Failure (Plastic)
Advanced manufacturing technology, high reliability and stable performance.
Automatic Power Switch Module YX851 DC12V Emergency Power Supply Charging Controller Automatic Transfer Switch for Power Failure (Plastic)
Item #: 105115070

Automatic Power Switch Module YX851 DC12V Emergency Power Supply Charging Controller Automatic Transfer Switch for Power Failure (Plastic)

99% of respondents would recommend this to a friend

Item #: 105115070

SAR 74

Price Details

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*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 Wednesday, September 16
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    Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

    What Stands Out

    Automatic Activation
    This module automatically switches on during power outages, ensuring your devices remain powered without manual intervention.
    Compact Design
    Crafted from durable plastic, the lightweight design allows easy integration and installation in various settings.
    Versatile Compatibility
    Compatible with a wide range of devices, this power switch module effectively addresses emergency power needs for both home and industrial use.

    Product Details

    Shop Automatic Power Switch Module YX851 DC12V Emergency Power Supply Charging Controller Automatic Transfer Switch for Power Failure (Plastic) online at a best price in Saudi Arabia. B08KWCFQ5C
    Operation ModeAutomatic,Automatically
    Current Rating10 A
    Operating Voltage12 volts
    Contact TypeNormally Open
    Connector TypeScrew Terminals
    Switch TypeMOSFET
    TerminalSolder
    Circuit Type1-way
    Mounting TypeSurface Mount
    Actuator TypeAutomatic
    Number of Positions1
    Connectivity ProtocolX-10
    Wattage120 watts
    ColorPopular
    Unit Count1 Count
    Material TypePlastic
    Contact MaterialPlastic
    Brand NameWalfront
    ManufacturerWalfront
    Included Componentsinc
    Item Weight41 g
    Part NumberWalfront9tv4srwh6x
    BrandWalfront
    MaterialPlastic

    Who Should Buy?

    Suitable For
    • Home Backup Systems

      Ideal for homeowners needing automatic power management during outages, ensuring appliances remain functional with minimal intervention.

    • DIY Electronics Projects

      Perfect for enthusiasts creating projects that require an automated power supply switching mechanism for efficient operation.

    • Small Businesses

      Helpful for small business owners who need reliable power control to protect equipment during unexpected power interruptions.

    Not Suitable For
    • Large Scale Operations

      Not suitable for large businesses needing robust power solutions or those with high power demand exceeding module capacity.

    Product Description

    Automatic Power Switch Module YX851 DC12V Emergency Power Supply Charging Controller Automatic Transfer Switch for Power Failure (Plastic)

    Have any Query? Chat with us

    Customer Questions & Answers

    • Question: What is the purpose of the Automatic Power Switch Module YX851?

      Answer: The Automatic Power Switch Module YX851 is designed to automatically switch between primary and backup power sources during power failures. This ensures that your essential devices and systems remain operational even when the main power supply is disrupted. It works specifically with DC12V systems, making it ideal for use in various applications such as home automation, computer systems, and emergency backup setups.
    • Question: How does the Automatic Transfer Switch functionality work?

      Answer: The Automatic Transfer Switch (ATS) functionality in the YX851 automatically detects a power failure and switches to the backup power source without any manual intervention. This allows for a seamless transition and minimal disruption to powered devices. For instance, in a home security system, the ATS ensures that the security cameras continue to operate during a power outage, providing peace of mind.
    • Question: Can I use the YX851 with solar power systems?

      Answer: Yes, the YX851 can be integrated with solar power systems, allowing you to utilize solar energy as a primary power source while switching to grid or battery backup during low sunlight conditions. This flexibility ensures continuous power supply to critical devices. It's a suitable choice for eco-friendly setups aiming for energy independence.
    • Question: What types of devices can I connect to the YX851?

      Answer: The YX851 is capable of supporting various devices that operate on a DC12V power supply. You can connect appliances such as LED lights, mini refrigerators, routers, and more. This versatility makes it an excellent solution for both home and commercial use, especially in settings where power continuity is crucial.
    • Question: Is installation of the YX851 difficult?

      Answer: While the installation process of the YX851 may vary based on your experience level, it is generally straightforward, especially for those familiar with basic electrical setups. The module comes with clear instructions for wiring. Proper installation ensures that the switch functions effectively during emergencies, safeguarding vital devices that require uninterrupted power.
    • Question: Does the YX851 have any safety features?

      Answer: Yes, the YX851 is built with safety in mind, featuring overload protection and short-circuit prevention. These safety features protect connected devices from damage during power fluctuations or failures. For example, if there's a surge when switching power sources, the protective mechanisms help maintain the integrity of your electronics.
    • Question: What is the material used for the YX851?

      Answer: The YX851 is constructed from durable plastic, ensuring a lightweight yet robust housing for the electronic components. This material choice not only provides resilience against environmental factors but also minimizes the risk of electrical shock or damage during operation. Its design is also suited for various mounting options, enhancing flexibility in installation.
    • Question: Can the YX851 be used in outdoor applications?

      Answer: While the YX851 is primarily designed for indoor use, it can be used in outdoor applications if housed in an appropriate weatherproof enclosure. This is important for protecting the module from moisture and debris. For outdoor power backup setups, ensure that the installation complies with local electrical codes for safety.
    • Question: What power capacity does the YX851 support?

      Answer: The YX851 is designed for DC12V applications, but its power handling capacity will depend on the connected devices' total load. Ensure that the combined wattage of devices does not exceed the module's specifications. Properly calculating device requirements will help maintain consistent operation during power failovers.
    • Question: Where can I buy the Automatic Power Switch Module YX851 in Saudi Arabia?

      Answer: You can purchase the Automatic Power Switch Module YX851 at Ubuy. They offer a user-friendly shopping experience and provide a variety of electronic components, ensuring that you can find the products you need for your power management systems.

    Walfront Switches Editorial Review

    The Automatic Power Switch Module YX851 DC12V Emergency Power Supply Charging Controller offers a reliable automatic operation mode, ensuring convenience during power failures. With a 10 A current rating and operating voltage of 12 volts, it effectively manages power transfer with ease. constructed from durable plastic, this automatic transfer switch smoothly engages its MOSFET switch type, making it suitable for various applications. This product is well-reviewed for its efficient and straightforward installation using screw terminals. Users appreciate its ability to provide consistent performance during power outages, thus enhancing reliability.

    Customer Reviews & Ratings

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    Pros

    • Automatic function for seamless switching
    • 10 A current rating for safe operation
    • Durable plastic construction ensures longevity
    • Easy installation with screw terminal connectors
    • Smooth operation with MOSFET switch type

    Cons

    • Limited color options available

    Platform Trust & Buyer Confidence

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    4.1/5 340 reviews
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    E
    Essam
    Verified buyer

    “Perfect service and fast delivery.”

    16-Jul-26 · via Trustpilot
    MG
    Mohamed
    Verified buyer

    “We feel very good about the delivery time, and the materials we received matched our order.”

    14-Jul-26 · via Trustpilot
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    Anila
    Verified buyer

    “Good experience of shopping through Ubuy.”

    16 June 2026 · via Trustpilot
    FS
    Farrah
    Verified buyer

    “A very big Thank you to HUDA and the Ubuy Team in helping to send my order to me yesterday!! Order # 62606425316 Customer service and operations is top for this online shopping company and I am very satisfied with the way they handle issues. THANK YOU once again!!”

    25 June 2026 · via Trustpilot
    MA
    Mekki
    Verified buyer

    “Arrive before time, excellent products”

    9 July 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.
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    SAR 74

    Order now and get it around Wednesday, September 16

    QTY:

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    Features & Benefits

    • Automatic power switching ensures seamless transitions between power supply and battery.
    • Charges battery while the power supply is operational.
    • Intelligent management prevents battery over-voltage and under-voltage.
    • User-friendly voltage regulation for optimal charge management.
    • Built with high reliability and advanced technology for dependable use.
    • Conforms to strict quality control standards for consistent performance.

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