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Microcontroller Based 3P Voltage Protector Digital Display Voltage Meter Adjustable Voltage Protective Device with Automatic Phase Switching Function
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Microcontroller Based 3P Voltage Protector Digital Display Voltage Meter Adjustable Voltage Protective Device with Automatic Phase Switching Function
Automatically return to normal working state after a failure or abnormal situation without manual intervention. Can greatly improve availability and reliability of the device.
Microcontroller Based 3P Voltage Protector Digital Display Voltage Meter Adjustable Voltage Protective Device with Automatic Phase Switching Function
Item #: 87175940

Microcontroller Based 3P Voltage Protector Digital Display Voltage Meter Adjustable Voltage Protective Device with Automatic Phase Switching Function

Item #: 87175940

THB 1416

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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Order now and get it around Thursday, August 13
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Automatically return to normal working state after a failure or abnormal situation without manual intervention. Can greatly improve availability and reliability of the device.
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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

Digital Display
Clear and precise voltage readings are presented on a digital display, making it easy to monitor electrical parameters at a glance, ideal for both professionals and DIY enthusiasts.
Adjustable Voltage
Users can customize the protection settings according to their specific requirements, ensuring that devices are safeguarded against fluctuating voltage levels for enhanced operational safety.
Automatic Phase Switching
This device intelligently switches between phases automatically, ensuring continuous power supply and optimal performance, effectively reducing the risk of equipment damage during power interruptions.

Product Details

Shop Microcontroller Based 3P Voltage Protector Digital Display Voltage Meter Adjustable Voltage Protective Device with Automatic Phase Switching Function online at a best price in Thailand. B0D5MFNS7C
Item Weight1.2 lbs (540 grams)

Who Should Buy?

Suitable For
  • Residential Users

    Ideal for homeowners needing protection from voltage fluctuations and ensuring stable electricity supply for appliances.

  • Industrial Applications

    Beneficial for factories that require consistent voltage levels to power machinery and prevent equipment damage.

  • DIY Enthusiasts

    Perfect for hobbyists and technicians wanting to monitor voltage in custom projects or home experiments effectively.

Not Suitable For
  • Casual Users

    Not suitable for individuals who do not require precise voltage monitoring or protection in everyday devices.

  • Low Voltage Systems

    Ineffective for users operating systems under low voltage, as its features are tuned for higher voltage applications.

  • Non-Technical Users

    Complex settings may confuse users unfamiliar with electrical systems, making it harder to utilize effectively.

Product Description

Microcontroller Based 3P Voltage Protector Digital Display Voltage Meter Adjustable Voltage Protective Device with Automatic Phase Switching Function

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the function of the Microcontroller Based 3P Voltage Protector?

    Answer: The Microcontroller Based 3P Voltage Protector is designed to monitor and regulate voltage levels in three-phase electrical systems. It automatically disconnects the load when the voltage exceeds preset thresholds, thereby preventing damage to connected equipment. This device is crucial for protecting sensitive electronics and machinery from voltage surges and dips, ensuring their longevity and optimal performance.
  • Question: How does the automatic phase switching function work?

    Answer: The automatic phase switching function allows the device to monitor the voltage across three phases and switch between them in case of abnormal conditions such as phase loss or under-voltage. This ensures that the connected loads remain powered with a stable voltage source. It is particularly useful in industrial settings where continuous power supply is critical for machinery operations, enhancing efficiency and safety.
  • Question: Can I adjust the voltage settings on this device?

    Answer: Yes, the voltage meter features adjustable settings allowing users to set the voltage levels that trigger protective actions. This customization ensures that the device can be tailored to specific equipment requirements. For example, a manufacturing plant can set protection levels according to their machinery's tolerances, ensuring optimal operation and reducing the risk of critical downtimes.
  • Question: What does the digital display show?

    Answer: The digital display provides real-time information about the voltage levels across all three phases, as well as alerts for any irregularities. Users can easily monitor the current status of their electrical system, enhancing visibility and facilitating timely interventions if needed. This feature is particularly advantageous for technicians who need quick access to data during routine checks or troubleshooting.
  • Question: Is this voltage protector suitable for residential use?

    Answer: While the Microcontroller Based 3P Voltage Protector is primarily designed for industrial applications, it can also be beneficial for residential users with three-phase systems. Homeowners with advanced electrical setups can protect sensitive electronics like HVAC systems from voltage fluctuations, ensuring a stable environment for operation. Using this device can enhance safety and protect investments in high-end appliances.
  • Question: What types of equipment can benefit from this voltage protector?

    Answer: Various equipment can benefit from the protection offered by this device, including industrial machinery, HVAC systems, manufacturing tools, and sensitive electronic devices. Any equipment that is susceptible to voltage fluctuations will find value in this protector. In an industrial scenario, it can prevent costly downtime, while in homes, it helps safeguard electronics against voltage-related issues.
  • Question: How does it prevent electrical damage to appliances?

    Answer: The Microcontroller Based 3P Voltage Protector is designed to actively disconnect the load when it detects a voltage anomaly, such as overloads or outages. By doing so, it prevents excess voltage from reaching appliances, which can cause overheating or permanent damage. This proactive approach helps in maintaining the health of appliances and saves on repair or replacement costs over time.
  • Question: What installation requirements are needed for this device?

    Answer: Installation typically requires a qualified technician familiar with three-phase electrical systems. The device should be wired according to the manufacturer’s specifications, ensuring that it accurately monitors each phase. It is essential to have a proper understanding of electrical installations, especially in commercial or industrial settings, to guarantee optimal functionality and safety.
  • Question: Where can I buy the Microcontroller Based 3P Voltage Protector in Thailand?

    Answer: You can purchase the Microcontroller Based 3P Voltage Protector Digital Display Voltage Meter Adjustable Voltage Protective Device with Automatic Phase Switching Function on Ubuy. Ubuy is a reliable e-commerce platform that offers a wide range of electronic devices and protective equipment, ensuring that customers can find the product they need with ease.
  • Question: What are the key advantages of using a microcontroller-based voltage protector?

    Answer: A microcontroller-based voltage protector boasts several advantages, including high precision in voltage monitoring, rapid response times to voltage changes, and programmability for customized user settings. This advanced technology allows for greater adaptability to different electrical environments. Facilities that rely on heavily automated processes can greatly reduce the risk of downtime and equipment damage, resulting in increased productivity and efficiency.

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Mohd
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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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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.

THB 1416

Order now and get it around Thursday, August 13

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

  • Self-resetting function for automatic recovery
  • Input phase priority selection for setting power resource priority
  • Wide applications in rental houses, shopping malls, schools, factories, etc.
  • Mainly used in equipment and systems requiring power supply
  • Adjustable over- and under-voltage protection thresholds
  • Prevents equipment damage from zeroline-loss and phase-loss in power system