Redefining Contract Manufacturing for the Future.

At Spectrum Assembly, we're redefining contract manufacturing by bringing innovation, precision, and efficiency to every project. Based in Carlsbad, we specialize in delivering high-quality manufacturing solutions tailored to your unique needs. Our forward-thinking approach ensures that your business stays ahead in today's competitive market. With certifications in ISO 13485, ISO 9001, AS9100, and compliance with ITAR standards, we guarantee the highest levels of quality, security, and industry excellence in every product we deliver.

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Precision in Every Connection

Leading Edge Solutions in Electronics Manufacturing

At Spectrum Assembly Inc., we combine advanced technology with meticulous quality standards to deliver reliable PCB assemblies, cable harnesses, and full mechanical integrations. Our team is dedicated to helping your products perform flawlessly, from the first component to the final build.

Printed Circuit Board Assembly

At SAI, quality is built into every step of our PCB assembly process. Our sensitive ESD components are stored in climate controlled parts towers, ensuring both safety and precision. By integrating SMD Towers with our pick-and-place machines, we eliminate risk, reduce setup time, and accelerate production without compromising accuracy.

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Cable and Wire Harness Assembly

With a 99% first-pass yield rate, SAI consistently delivers reliable, high-quality cable assemblies. Serving Medical, Industrial, and Aerospace/Defense sectors, we focus on excellence from material receiving to final delivery, ensuring every cable meets the rigorous demands of your applications.

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Mechanical Assembly System Integration

From individual sub-assemblies to complete mechanical builds, SAI provides seamless integration solutions. Our combined cable, harness, and PCB capabilities improve scheduling flexibility, simplify supply chains, and deliver cohesive, high-performance assemblies tailored to your specifications.

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Cables Assembled: 22,888,784+
Printed Circuit Board Assemblies Populated: 7,380,337+
Systems Built: 2,868,913+

Dedicated Support for Mission-Critical Success

To ensure seamless quality and control, SAI has implemented advanced paperless documentation, shop floor management, and quality assurance systems. Our streamlined processes provide clear, real-time communication and flexible change management—empowering your team to meet any mission-critical demand with confidence.

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Medical

Trusted Manufacturing for Life-Saving Innovations

Spectrum Assembly Inc. specializes in manufacturing precision components for medical devices, ensuring safety, quality, and reliability. With rigorous process controls and compliance with industry standards, we support the full lifecycle of your medical products, from development to deployment.

Industrial

Manufacturing for Dynamic Industries

SAI combines rapid response capabilities with in-depth expertise to meet the shifting demands of industrial markets. Our specialized Tiger Team supports high-mix, variable-demand projects, while maintaining a consistent 99% first-pass yield for quality assurance. From small cables to full system box builds, we deliver reliable, flexible solutions to meet your industrial needs.

System Integration

Complete Solutions for Seamless System Integration

Spectrum Assembly Inc. offers fully integrated system solutions, managing complex builds from start to finish. Our expertise spans cable harnessing, PCB assembly, and final system integration, creating streamlined, scalable solutions that are tailored to meet your unique project needs. With SAI, achieve precision, efficiency, and end-to-end support in every integration.

Transform Your Vision into Reality with SAI's Expert Manufacturing Solutions

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