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Top 10 PCB Assembly Manufacturers for IoT and Home Automation Products in North America
When it comes to developing high-tech, high-volume products like smart thermostatic radiator valve heads for home automation, choosing the right PCB assembly manufacturer is crucial. Companies like Shelly USA need a partner who not only understands the complexities of Internet of Things (IoT) technology but also delivers reliability and scalability at scale. Whether you’re refining your product for mass production or improving existing designs, the manufacturers you choose can make or break your project.
In this article, we’ll dive into the top PCB assembly manufacturers in North America, each equipped to meet the challenges of developing high-quality, high-volume products. These manufacturers don’t just focus on production; they’re ready to partner with you to develop products that transform industries. Let’s explore how these companies can help bring your IoT devices to life.
When it comes to PCB assembly for IoT products, top manufacturers like TTM Technologies, Sanmina, Jabil Inc., and Flex Ltd. lead the pack in North America. These companies are trusted by businesses like Shelly USA, which requires scalable production for products such as smart thermostatic radiator valve heads. They offer the expertise and facilities necessary to handle large-scale manufacturing without compromising on precision or quality. These manufacturers are the perfect partners for high-volume projects, ensuring that your IoT devices are produced efficiently and to the highest standards.

For companies like Shelly USA, which are already well-established in the IoT space, collaborating with a manufacturer that understands the intricacies of automation and scalability is essential. These manufacturers do more than just assembly—they actively support businesses in refining their designs, optimizing production processes, and ensuring quality control across large-scale orders.
1. Who is the largest PCB manufacturer in the world?
While China dominates the global PCB market, North America’s leading manufacturers, such as TTM Technologies and Sanmina, have the experience and infrastructure needed to provide top-quality PCB assembly for even the most demanding projects. These companies have operations both locally and globally, ensuring your PCB manufacturing needs can be met no matter where your business is based or where your end customers are located.
For companies like Shelly USA, which needs reliable, high-volume manufacturing with a focus on precision, working with North American suppliers can also help minimize supply chain issues and reduce lead times.
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- Description: This article profiles leading PCB manufacturers, including those focused on IoT devices, providing insight into the quality standards and manufacturing processes crucial for high-tech devices like smart home automation products.
2. What are the top automotive PCB manufacturers?
The automotive sector is a great example of how specialized PCB needs are handled by major manufacturers. Sanmina, Excello Circuits Inc., and Sierra Circuits are industry leaders in automotive PCB production. These manufacturers specialize in providing durable and high-performance PCBs that can withstand the unique challenges of automotive environments. Their high-level expertise is equally applicable to the IoT and smart home sectors, as the demand for reliability and precision is similar in both industries.
If you’re looking to scale up production for devices that must meet high standards—like smart thermostatic radiator valve heads—these manufacturers can bring the same level of excellence to your product.

3. What is the best PCB company?
The best PCB company for your needs depends on your specific requirements—whether you need high-frequency, multi-layer, or rigid-flex designs. For IoT businesses focused on scalability and precision, companies like Jabil Inc., TTM Technologies, and Sanmina offer the best combination of experience, innovation, and production capabilities.
These companies are known for their ability to handle complex designs and large-scale production, making them an excellent fit for companies like Shelly USA, who rely on high-quality, high-volume manufacturing for their home automation products.
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- Description: This page ranks the top PCB manufacturers in the USA, featuring major players like TTM Technologies, Jabil, and Flex, which are directly relevant to your article.
4. Where are most PCBs manufactured?
Though China is the leading global producer of PCBs, many of the top PCB assembly manufacturers in North America, including Jabil Inc., Flex Ltd., and TTM Technologies, have advanced production facilities that cater to companies seeking high-quality, domestic solutions. For companies like Shelly USA, this is a significant advantage, as it reduces lead times, mitigates supply chain risks, and ensures more direct control over quality.
North American manufacturers also provide access to cutting-edge technologies and innovation that make them stand out in the global PCB landscape.

5. What are the top PCB manufacturers in the USA?
For businesses looking for the most trusted PCB manufacturers in the United States, the following names stand out:
- TTM Technologies
- Sanmina
- Jabil Inc.
- Amphenol Printed Circuits
- Benchmark Electronics
These companies have decades of experience and cater to a wide range of industries, from consumer electronics and medical devices to automotive and aerospace. They are more than capable of supporting high-volume production needs, especially for companies in the IoT space like Shelly USA that require precision and reliability.
Who is the largest PCB manufacturer in North America? – RigidFlex PCB
- Description: Provides a detailed list of the largest PCB manufacturers in North America, featuring TTM Technologies and Sanmina, key players in the North American PCB market for IoT and automation products.

6. Top 10 PCB assembly manufacturers in North America
If you’re looking for a PCB assembly partner who can deliver quality and efficiency on a large scale, here are the top companies to consider:
- TTM Technologies
- Sanmina
- Jabil Inc.
- Flex Ltd.
- Plexus Corp.
- Amphenol Printed Circuits
- Benchmark Electronics
- Creation Technologies
- Arrow Electronics
- Nano Dimension
These manufacturers are experts in scaling production and delivering high-quality results for businesses like Shelly USA, who need to produce large quantities of smart home devices without sacrificing quality or innovation.
Top PCB Assembly Companies for Quality and Efficiency – Andwin PCB
- Description: This article features leading PCB assembly companies renowned for their quality and efficiency, which is exactly what companies like Shelly USA would need for high-volume, precision-driven products.

Frequently Asked Questions
Ensuring quality starts with choosing the right PCB manufacturer. Look for companies with a proven track record in IoT and automation, like Sanmina or TTM Technologies, who specialize in quality control measures such as visual inspection, automated testing, and compliance with international standards. Additionally, consider manufacturers that offer prototype testing services to ensure your design works perfectly before mass production.
When scaling up production, it's important to consider the manufacturer’s ability to handle high-volume orders without compromising quality. Choose companies with experience in both low- and high-volume manufacturing, like Jabil Inc. and Flex Ltd., who can maintain strict quality control, ensure timely deliveries, and accommodate last-minute design changes.
Yes! Many of the top PCB manufacturers, like Jabil Inc. and Sanmina, offer design-for-manufacturing (DFM) services. These services ensure your design is optimized for manufacturing, which helps avoid costly production issues and delays. This collaboration can also help refine your designs for mass production, making sure they perform as expected.
Choosing between North American and overseas manufacturers depends on factors like lead time, cost, and control. While overseas manufacturers, especially in China, offer competitive prices, North American manufacturers provide shorter lead times, reduced supply chain risks, and better control over quality. For companies like Shelly USA, working with TTM Technologies or Sanmina ensures quicker production and higher quality, which is essential for IoT products that need to scale quickly.
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Summary
When choosing the right PCB assembly partner for your IoT products, selecting a reliable, high-quality manufacturer is crucial to your success. Companies like Shelly USA that rely on high-volume production for smart home devices need manufacturers that can scale their operations and meet precision requirements without cutting corners. By working with leaders in the PCB assembly industry—such as TTM Technologies, Jabil Inc., and Sanmina—you can ensure your devices are produced to the highest standards and delivered on time.
If you’re ready to take your IoT product to the next level, contact one of these leading PCB manufacturers today to discuss how they can support your project and help you scale your operations.
Have Specific Requirements?
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Additional Resources:
- How to Repair Circuit Boards: A Step-by-Step Beginner’s Guide
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- What Are PCB Conformal Coatings? Types, Benefits, and Applications Explained
- SMD Size Codes Explained: A Complete Guide to Understanding Surface-Mount Component Dimensions
- AC vs DC: Key Differences, Applications, and Advantages in Modern Electronics
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