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Through-Hole PCB Assembly

Build Strength Where The Product Needs It.

A through-hole route should protect the board, preserve solder access and create the right inspection evidence for connectors, terminals, transformers and mechanically loaded parts.

Mechanical fitLead, hole and component conditionsProcess choiceManual, selective, wave or combinedRelease evidenceWorkmanship, test and records
PCB assembly production line
CONNECTORS · POWER · MECHANICAL LOADProcess selection follows the actual board.

When The Route Fits

Choose Through-Hole For Strength, Access And Component Demand.

The correct route is confirmed from the released design. Hole size, lead diameter, thermal mass, clearance and nearby SMT all affect the process plan.

01

Connectors & Terminals

For interfaces exposed to repeated mating, handling or cable load.

02

Power Components

For transformers, relays and parts with higher mass or thermal demand.

03

Specialist Parts

For capacitors, switches and mechanical components requiring defined insertion.

04

Mixed Boards

For programmes that combine dense SMT with leaded or high-load devices.

Controlled Production Route

From Controlled Files To Released Assemblies.

Soldering and verification are planned together, so the inspection route is built around the component mix—not added only at final release.

01 / REVIEW

Data & Components

Review Gerber or ODB++, BOM, drawings, insertion notes and test scope.

02 / PLAN

Soldering Method

Choose manual, selective, wave or a coordinated combination route.

03 / BUILD

Insertion & Solder

Control orientation, lead conditions, board access and thermal exposure.

04 / VERIFY

Inspect & Release

Confirm workmanship, solder fill, testing requirements and release records.

Electronics manufacturing equipment

Technology Selection

Through-Hole, SMT Or A Coordinated Mixed Process?

The technology should follow the product function and the complete production sequence.

RequirementRoute To Evaluate
Fine-pitch parts and dense circuitrySMT assembly
Connectors, terminals and high-mass partsThrough-hole assembly
Both technology types on one boardMixed PCB assembly

Review Inputs

Information That Makes A Through-Hole Review Useful.

Clear input data focuses the review on solder access, hole and lead compatibility, orientation and the interaction between SMT and through-hole operations.

01

Fabrication Data

Gerber or ODB++, drill information and stack-up.

02

BOM & Lead Details

Part numbers, lead types and approved alternates.

03

Assembly Drawings

Insertion, polarity and mechanical requirements.

04

Release Requirements

Quantity, schedule, sourcing model, inspection and shipment needs.

Ready To Review The Complete Route?

Connectors, Terminals Or A Mixed-Technology Board.

Bring the build route into view alongside the wider PCB assembly in Vietnam workflow.

Send Your Project Requirements