Custom PCB Assembly Services

Professional, Reliable & Custom PCB Assembly Solutions Tailored to Your Needs

At PCB You, we specialize in custom PCB assembly services with a strong focus on quality, flexibility, and fast delivery. Whether you're building a simple consumer product or a complex industrial system, we tailor our solutions to match your project requirements no matter how intricate or specialized. With state-of-the-art facilities and a highly skilled engineering team, PCB You is a trusted custom pcb manufacturer partner for businesses in OEM, industrial, medical, automotive, consumer electronics, and IoT sectors.

What Is Custom PCB Assembly?

Custom PCB assembly is the process of assembling printed circuit boards based on customer-specific requirements, including board layout, component placement, soldering method, and testing protocols. The customer typically provides the Gerber files, BOM, and assembly instructions, and the PCB assembler manages the entire process from parts procurement to final delivery. At PCB You, we offer complete turnkey, partial turnkey, and consignment assembly options to suit your needs.

Our Custom Circuit Board Assembly Capabilities

We are fully equipped to handle a wide range of PCB assembly needs whether you need simple prototypes or complex multilayer boards for mission-critical applications.

  • Surface Mount Technology (SMT) Assembly

    We use state-of-the-art pick-and-place machines for high-speed SMT assembly, capable of handling fine-pitch and micro BGA components with precision.

  • Through-Hole Technology (THT) AssemblyM

    For applications requiring durability and mechanical strength, we offer manual and wave soldering of through-hole components by trained professionals.

  • Mixed Technology Assembly

    When your design demands both SMT and THT components, we deliver hybrid assemblies with meticulous attention to every detail.

  • Double-Sided & Multilayer Assembly

    We assemble double-sided and multilayer PCBs, handling complex routing and component placement with top-tier quality control measures.

  • Prototype to Production Scale

    From 1 piece to 10,000+ units, we accommodate your production needs perfect for startups, R&D teams, and OEMs alike.

  • Turnkey & Partial Turnkey Assembly
    • Turnkey: You send us the design; we handle component sourcing, manufacturing, and assembly.
    • Partial Turnkey: You provide some components, and we take care of the rest.

Steps of Custom Circuit Board Assembly

At PCB You, we follow a precise and well-organized custom PCB assembly process to ensure every board meets the highest standards of quality and reliability. Here are the key steps involved:

  1. Design File Review (DFM & DFA Analysis)

    Our engineering team thoroughly reviews your Gerber files, Bill of Materials (BOM), Pick and Place files, and any additional assembly instructions.

    • DFM (Design for Manufacturability) ensures your board design is optimized for efficient production.
    • DFA (Design for Assembly) checks for any layout issues that might hinder accurate assembly.

    This step helps reduce errors, delays, and overall production costs.

  2. Component Sourcing

    We source components based on your BOM from trusted global suppliers like Digi-Key, Mouser, Arrow, and Avnet.

    • You can choose between full turnkey, partial turnkey, or consignment assembly.
    • All parts are inspected for authenticity and compliance (e.g., RoHS).

    We guarantee high-quality components with full traceability.

  3. PCB Fabrication

    As we are Leading Custom PCB Manufacturer, If needed, we manufacture the bare PCBs in-house or through certified partners.

    • Capabilities include single-layer to multilayer boards, HDI, metal core, flexible, and rigid-flex PCBs.
    • PCBs are fabricated following IPC standards and go through strict quality checks.

    You get precision-manufactured boards customized for your project

  4. Stencil Preparation & Solder Paste Application

    We create laser-cut stainless steel stencils to apply solder paste to the PCB.

    • Solder paste is applied using an automated stencil printer.
    • Accurate deposition ensures strong and clean solder joints.

    This step sets the foundation for a successful assembly.

  5. Component Placement (Pick and Place)

    High-speed automated pick-and-place machines position SMD components on the PCB with extreme precision.

    • Double-sided placement available for two-layer and multilayer boards.
    • Manual placement used for THT or non-standard components.

    Ensures accuracy and consistency across all units.

  6. Soldering Process

    Depending on the board type and components, we use:

    • Reflow Soldering (for SMT components)
    • Wave Soldering (for THT components)
    • Selective or Hand Soldering (for mixed-technology assemblies)

    Strong, reliable solder joints with minimal defects.

  7. Inspection and Quality Control

    Every board undergoes rigorous inspection at various stages:

    • Automated Optical Inspection (AOI) for SMT defects
    • X-ray Inspection for BGA and hidden solder joints
    • Visual Inspection for THT and final assemblies

    Ensures fault-free assembly and adherence to IPC standards.

  8. Functional Testing (Optional)

    We can perform In-Circuit Testing (ICT) or Functional Testing (FCT) based on your specifications.

    • Tests electrical performance, signal flow, and real-world functionality.
    • Custom test jigs or procedures available upon request.

    Guarantees the PCB performs exactly as intended before shipment.

  9. Cleaning and Conformal Coating (If Required)

    PCBs are cleaned to remove flux residues and contaminants. If required, we apply:

    • Conformal Coating for moisture, chemical, or temperature protection
    • Potting or Encapsulation for additional environmental resistance

    Improves reliability and extends product lifespan in harsh conditions.

Why Choose PCB You for Custom PCB Assembly?

Our focus is on delivering precision, speed, and reliability, backed by a team that brings years of hands-on experience in PCB fabrication and assembly. Here’s why businesses across industries trust PCB You:

  • Experienced Engineering Team

    We provide design for manufacturability (DFM) reviews to reduce errors, improve yield, and ensure cost-effective production.

  • Advanced Equipment

    Our facility includes automated SMT lines, X-ray inspection systems, AOI machines, reflow ovens, and wave soldering equipment, enabling high-speed, high-accuracy assembly.

  • Quality Assurance
    • All boards undergo rigorous inspections, including:
    • Automated Optical Inspection (AOI)
    • X-ray for BGA and hidden joints
    • Functional and in-circuit testing (ICT) as required
    • We comply with IPC-A-610 standards to ensure consistent quality.
  • Supply Chain & Component Sourcing

    We source only from trusted global suppliers, ensuring quality and availability of genuine parts. Our strong relationships with distributors help us secure hard-to-find or EOL components.

  • Fast Turnaround & On-Time Delivery

    We offer expedited services for urgent projects and guarantee on-time delivery, whether you’re ordering a few prototypes or thousands of units.

  • Cost-Effective Solutions

    We help reduce your total cost by optimizing the design, minimizing assembly complexity, and providing competitive pricing across all order volumes.

Looking for a trusted custom PCB assembly partner? PCB You is your go-to solution provider for high-quality, affordable, and flexible PCB assembly services. Whether you’re launching a new product or improving an existing one, we are here to make your journey smoother.

Have Questions?

We stand behind our products and services and will do everything to ensure you are completely satisfied with your order.

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