TINVHY
0 ratings
AVR R438 Automatic Voltage Regulator for Generator 95-480V
genuine image
AVR R438 Automatic Voltage Regulator for Generator 95-480V
Experience precise voltage regulation with ±0.5% accuracy and incredibly fast response time of just 0.5 seconds.
AVR R438 Automatic Voltage Regulator for Generator 95-480V
Item #: 111133772

AVR R438 Automatic Voltage Regulator for Generator 95-480V

90% of respondents would recommend this to a friend

Item #: 111133772

USD 52

Price Details

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

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Wednesday, September 16
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
Experience precise voltage regulation with ±0.5% accuracy and incredibly fast response time of just 0.5 seconds.
U-Care Warranty:
None
Select a Plan
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

What Stands Out

Wide Voltage Range
The AVR R438 supports a comprehensive voltage range of 95-480V, making it exceptionally versatile for various generator setups and ensuring stable power output across multiple applications.
Automatic Regulation
This regulator automatically adjusts voltage, providing consistent performance. It enhances generator safety and efficiency by protecting electrical equipment from voltage fluctuations.
Easy Installation
Designed for user-friendly installation, the AVR R438 simplifies setup processes. Its compact design and straightforward connections allow quick deployment, reducing downtime and enhancing operational readiness.

Product Details

Shop AVR R438 Automatic Voltage Regulator for Generator 95-480V online at a best price in Micronesia. B0DHFSTLK5

Who Should Buy?

Suitable For
  • Home Generator Users

    Ideal for homeowners needing reliable voltage regulation for backup generators during power outages.

  • Small Business Owners

    Perfect for small business operations where consistent power supply directly affects productivity and equipment longevity.

  • RV Enthusiasts

    Great for RV owners wanting to ensure stable voltage when using generators for appliances and electronics on the road.

Not Suitable For
  • Large Power Consumers

    Not suitable for industrial applications requiring high-capacity voltage regulation beyond the regulator’s stated limits.

Product Description

AVR R438 Automatic Voltage Regulator for Generator 95-480V

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the AVR R438 Automatic Voltage Regulator?

    Answer: The AVR R438 is a sophisticated Automatic Voltage Regulator designed specifically for generators operating within the voltage range of 95-480 volts. It stabilizes output voltage and improves the performance and efficiency of generators by automatically adjusting voltage levels according to load changes. This feature is crucial for preventing damage to electric components and ensuring a reliable power supply for various applications, such as residential setups, construction sites, and emergency power supply.
  • Question: How does the AVR R438 improve generator performance?

    Answer: The AVR R438 enhances generator performance by maintaining a consistent output voltage, which is essential for the safe operation of electrical devices. When attached to a generator, it compensates for fluctuations in load by automatically increasing or decreasing voltage. This regulation minimizes power spikes that can harm connected appliances, making it an ideal choice for businesses that rely on stable power for critical operations, such as IT services, manufacturing, and healthcare.
  • Question: Is the AVR R438 compatible with all generators?

    Answer: The AVR R438 is designed to be compatible with a wide range of generators, especially those producing an output voltage of 95-480V. It works effectively with both single-phase and three-phase generators. However, ensuring compatibility before installation is recommended by checking your generator's specifications. In scenarios where multiple types of generators are used, having the AVR R438 can greatly simplify voltage regulation across different models for various applications.
  • Question: What are the typical applications for the AVR R438?

    Answer: The AVR R438 is widely applicable in settings requiring dependable voltage regulation. It is typically used in power generation for commercial buildings, residential backup systems, recreational vehicles, and construction sites. This regulator ensures sensitive equipment operates reliably under varying load conditions, thus preventing outages or damage to electronics. It's particularly beneficial for environments such as hospitals or data centers, where consistent power is crucial.
  • Question: How can I install the AVR R438?

    Answer: Installing the AVR R438 involves connecting it to your generator's exciter and voltage sensing circuits. It's essential to follow the manufacturer's instructions for the connection and setup process to ensure proper functioning. If you're not familiar with electrical systems, consulting with a professional technician is advisable. This regulator is designed for straightforward installation from a technical standpoint, allowing for quick upgrades to enhance your generator's capabilities effectively.
  • Question: What should I do if my AVR R438 isn't working properly?

    Answer: If your AVR R438 isn't functioning as expected, first check all connections to ensure they are secure and properly fitted. Inspect for any damage or wear on the regulator and connections. Additionally, verify that your generator is operating within the specified voltage range. If issues persist, consulting the product manual or reaching out to a certified technician for troubleshooting or repairs is advisable. Ensuring proper maintenance and checks can help avoid operational hiccups.
  • Question: Can the AVR R438 protect generators from overload?

    Answer: While the AVR R438 regulates voltage levels, it does not provide direct overload protection. However, maintaining consistent voltage output can prevent damage that typically results from fluctuating power. For comprehensive protection against overload, consider using the AVR in conjunction with circuit breakers or overload relays specifically designed for generator setups. This combo ensures both voltage stability and safety when powering critical equipment in demanding environments like industrial facilities.
  • Question: What features make the AVR R438 stand out?

    Answer: Key features of the AVR R438 include its robust voltage regulation capability, compatibility with a broad range of generators, and its ability to automatically adjust to changes in load. It also features compact design, which makes it convenient for various generator models without taking up excessive space. Additionally, its reliability in maintaining steady voltage output under fluctuating load conditions makes it a favorite among users in sectors like construction and home emergency systems.
  • Question: Where can I buy the AVR R438 Automatic Voltage Regulator for Generator 95-480V?

    Answer: You can purchase the AVR R438 Automatic Voltage Regulator for Generator 95-480V from Ubuy, a reliable online shopping platform that provides a wide range of products for consumers in Micronesia. Ubuy offers a streamlined shopping experience, making it easy to find and order all the necessary equipment for your generator needs.
  • Question: Is the AVR R438 suitable for use in extreme conditions?

    Answer: Yes, the AVR R438 is designed to operate efficiently in a range of environmental conditions. Its robust design helps it withstand variations in temperature and humidity, ensuring reliable voltage regulation even in challenging situations. This feature makes it particularly useful for generators used in outdoor and temporary installations, such as construction sites. Ensuring that your equipment is built for resilience can significantly enhance its longevity and dependability in diverse settings.

TINVHY Voltage Regulators Editorial Review

No editorial reviews found

Customer Reviews & Ratings

1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9250 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“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
SJ
SAO JOHN
Verified buyer

“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
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

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.

USD 52

Order now and get it around Wednesday, September 16

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

Features & Benefits

  • Ensure stable performance with ±0.5% voltage regulation.
  • Detect voltage ranges from 95 to 520 V effortlessly.
  • Benefit from a rapid response time of 0.5 seconds.
  • Handle high loads with a maximum excitation current of 8A for 10 seconds.
  • Includes essential protection with a built-in 8A fuse.
  • Perfect for a variety of applications needing reliable voltage management.

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.