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Full-Service Printed Circuit Board Assembly Manufacturer

We specialize in small-to-medium volumes requiring rigid process controls for complex products.

For over 30 years, we’ve delivered complete custom printed circuit board assembly services, including design for manufacturing (DFM), prototyping, leaded or RoHS-compliant manufacturing, and testing of mixed technology assemblies.

Our refined quality control processes and deep industry knowledge ensure every project incorporates best practices to prevent costly problems down the road, such as defects or supply chain disruptions, saving clients time and resources while providing the in-depth expertise and quality of larger electronic contract manufacturers with personalized service. We believe that being a successful PCBA manufacturer depends on a combination of: 

Industry Best Practices

High-quality Standards

Strict Specifications

Your Printed Circuit Board Assembly Partner

Define Your Vision. Send Us Your Project Specifications
Clear, detailed specifications are the foundation of a successful project.We’ll start with a complete Bill of Materials (BOM), environmental and performance requirements, and ensure your product is built exactly as needed

Optimize Design and Identify Challenges Early
We don’t just assemble; we optimize. By incorporating Design for Manufacturability (DFM), we prevent costly mistakes early and suggest alternatives to ensure your design is production-ready and reliable.

Build a Robust and Reliable Supply Chain
Our trusted supplier network and proactive stock management minimize risks and keep your project on track. We anticipate component shortages and provide alternatives to avoid delays.

Precision PCB Assembly with Cutting-Edge Technology
Using the latest technology, we deliver precise surface mount and through-hole assemblies. Our automated equipment and expert team ensure every PCB meets the highest quality standards

Rigorous Testing to Ensure Peak Performance
Our comprehensive testing includes 3D AOI, in-house X-ray, and functional testing to ensure every board meets IPC-A-610 Class II and III standards for reliability and performance.

Ongoing Quality Control and Continuous Improvement
We maintain rigorous quality control throughout the process, with continuous improvement to ensure your PCB meets the highest standards for reliability, durability, and consistency.

Your All-in-One Box Build Assembly Solution

We deliver PCBAs, wire harness assemblies, and box builds from complex small batches to high-volume runs—on time and on budget. Our rigorous approach, powered by refined quality control, deep industry knowledge, and ISO 9001:2015 certification, ensures we’re responsive and reliable while preventing costly problems like integration failures or compliance issues for every client.

PCB Assembly Expertise for a Variety of Applications

Medical Equipment
Respirators, controls for medical examination tables and dental chairs

Aeronautics and Aviation 
Cabin lighting and controls for corporate jets

Heavy Equipment Electronic Controls
high-density mobile storage systems and gaming systems

HVAC Industrial Controls 
Commercial dehumidifiers and heat transfer equipment

Industrial Control Components
for food equipment used in restaurants, hospitals, nursing homes and schools

Agriculture
Controls for milking parlors

Frequently Asked Questions

No strict minimum order quantity—we specialize in small batches and medium volumes with rigid process controls for complex products. Our New Product Introduction (NPI) process allows us to commit to your full order while providing small validation batches first, leveraging our deep industry knowledge to prevent supply chain shortages and costly delays. This flexible approach helps clients avoid expensive overproduction risks and gets production runs to market more quickly.

We are ISO 9001:2015 certified and adhere to IPC-A-610 Class II and III standards, with certified IPC trainers on staff. Every board undergoes 3D Automated Optical Inspection (AOI), in-house X-ray for hidden joints like BGAs, and functional testing. Our refined quality control processes, backed by over 30 years of deep industry knowledge, proactively prevent costly problems such as assembly failures, compliance issues, or field defects, ensuring reliable, durable results for every client.

Key factors include board complexity (layers, component density, SMT/THT/hybrid), order volume (higher quantities reduce unit costs), component types, and additional services like conformal coating or box build. We incorporate DFM early to optimize your design and reduce expenses upfront, while our expertise prevents downstream issues like rework or failures that drive up long-term costs. We provide transparent, no-hidden-fee quotes—upload your files for an accurate estimate.

Yes—we maintain a robust, trusted supplier network and proactively manage stock to anticipate shortages, offering alternatives when needed. ETI can support our customers with a safety stock to assure that we have the parts to support your demand. We can tailor custom stocking programs for challenging parts. Through our NPI process, we commit to purchasing components for the full order while delivering small batches for validation, minimizing risks and allowing us to move into production quickly upon approval of the NPI. Our deep industry knowledge and refined quality controls ensure RoHS or leaded compliance and prevent disruptions that could cause costly delays or project setbacks for clients.

Pay attention to trends and stock parts that are in high-demand, and also stay on top of end of life parts to have replacement recommendations on hand.

We hold ISO 9001:2015 certification for quality management and follow IPC-A-610 Class II/III standards for assembly reliability. Our comprehensive testing (AOI, X-ray, functional) and continuous improvement processes guarantee defect-free assemblies, with rework covered if any issues arise from our workmanship. Backed by decades of expertise, we prevent environmental, performance, or regulatory problems—trusted by clients in demanding sectors like medical, aerospace, and industrial equipment.