QuadrionixTM

PCB Assembly Services

Engineering-aligned assembly processes for SMT, THT, and mixed technologies. We ensure precise placement, thermal alignment, and strict inspection workflows.

SERVICES_OVERVIEW

Our PCB assembly services are designed for builds where accuracy, repeatability, and functional reliability are critical.

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Overview Visual

Assembly is not treated as a standalone activity.

This ensures that assembled boards are not only complete - but functionally stable and production-ready. Assembly readiness is validated through our PCB Design Review & DFM services before production.

// We support

  • Engineering prototypes
  • Pilot production runs
  • Low-to-medium volume builds

// It is aligned with

  • PCB design constraints
  • Component characteristics
  • Validation and testing requirements
CAPABILITIES

Technical Specifications

We support Surface Mount Technology (SMT), Through-Hole Technology (THT), and mixed assemblies.

Assembly Types

  • Surface Mount Technology (SMT)
  • Through-Hole Technology (THT)
  • Mixed technology assemblies

Component Handling

  • Fine-pitch components
  • BGA and dense packages
  • Double-sided assembly
  • High component density layouts. Components are sourced and validated through our BOM Risk and Optimization services to reduce supply risks.

Build Types

  • Prototype and engineering builds
  • Pilot production
  • Low-to-medium volume manufacturing

Supported Parameters

stencil alignment and solder paste application
reflow soldering and selective soldering
component placement validation
handling of sensitive and critical components
Quality Inspection

Quality & Inspection

Assembly quality is ensured through defined inspection workflows and process control.

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Assembly quality is ensured through defined inspection workflows and process control
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X-ray inspection for complex packages (where required)
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visual inspection
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process validation checks
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IPC-referenced assembly practices (where applicable)
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consistency across builds and batches
Engineering review visual

Engineering Considerations

Assembly planning is driven by engineering validation rather than process assumptions.

Design Alignment

  • Design-for-assembly (DFA) review
  • Component placement feasibility
  • Spacing and accessibility for assembly

Thermal & Process Considerations

  • Reflow profile alignment
  • Thermal sensitivity of components
  • Solder joint reliability

Test Readiness

  • Test point accessibility
  • Fixture feasibility
  • Validation planning

Risk Identification

  • Component-related risks
  • Assembly constraints
  • Potential reliability issues

This integrated approach reduces:

Assembly defects
Functional failures
Iteration cycles during validation
Component Procurement

Component Sourcing Approach

Assembly can be supported through multiple sourcing models depending on project requirements.

Client-Supplied Components

Procure and supply your own components directly for assembly.

Partial Sourcing Support

We source critical, long-lead, or local parts, while you supply the remaining bill.

Full Sourcing Under Turnkey Model

Complete supply chain ownership including procurement, verification, and execution.

Supply Chain Validation Criteria

All sourced components undergo engineering validation to prevent assembly blockages and ensure manufacturing reliability. We rigorously evaluate:

availability and lead times
lifecycle status
authenticity and sourcing risk

Applications

Where our execution makes a difference

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IoT & Connected Devices

High-density SMT assembly for small footprint, wireless, and power-optimized hardware.

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Industrial Control Systems

Robust SMT and THT mixed technology assemblies built for process automation environments.

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Instrumentation Electronics

High-fidelity analog and mixed-signal assemblies built with strict testing profiles.

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Product Validation Builds

Precision assembly runs built exactly to spec to identify component tolerances early.

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Pilot Production Programs

Scale-ready production runs with process traceability and yield audits.

Scope & Focus Areas

We clearly define our manufacturing limits to align engineering capabilities with execution quality.

Supported
Scope.

  • 01prototype to medium-volume assembly
  • 02engineering-driven builds
  • 03assemblies requiring validation and control

Out Of
Bounds.

  • 01ultra-high-volume automated production
  • 02cost-only driven assembly requirements
  • 03fully self-service ordering workflows

Frequently Asked Questions

Clear answers regarding our process, capabilities, and execution boundaries.

Engagement Process

A structured, engineering-led workflow ensuring technical correctness from initial gerbers to export delivery.

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Submit BOM, Gerber, and pick-and-place files

Engineering review and clarification

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Assembly planning and process alignment

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Production and inspection

Delivery with documentation

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