Electronic PCB Through Hole Assembly Service Low Volume Production ODM

Certification:ISO, UL, IPC, Reach
Minimum Order Quantity:1
Delivery Time:5-30 days
Payment Terms:T/T
Place of Origin:China
Price:Contact us
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Location: Shenzhen China
Address: Yasen Industrial Park, Baolong Street, Longgang District, Shenzhen
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Product Details

Electronic Device Through Hole Assembly Service


What Is Through-Hole Assembly Services?


Through-Hole Assembly Services​​ involve the process of mounting electronic components onto a printed circuit board (PCB) by inserting their leads through drilled holes and soldering them to pads on the opposite side. This method is one of the oldest and most reliable PCB assembly techniques, often used for components requiring ​​strong mechanical bonds​​ or ​​high-power applications​​.


Key Features of BGA Assembly Services:​

​​​

1. ​​Component Types​​

    • ​​Traditional Through-Hole Components​​: Resistors, capacitors, connectors, transformers, and large ICs.
    • ​​Mixed Technology​​: Some PCBs combine ​​through-hole (THT) and surface-mount (SMT)​​ components for flexibility.

2. ​​Assembly Process​​

    • ​​Manual or Automated Insertion​​:
      • ​​Manual​​: Used for prototypes or low-volume production.
      • ​​Automated (AI/Auto-Insertion)​​: High-speed machines place components for mass production.
    • ​​Wave Soldering​​:
      • The PCB passes over a molten solder wave, bonding all through-hole leads at once.
    • ​​Hand Soldering (For Rework/Repair)​​:
      • Used for delicate components or post-assembly fixes.

3. ​​Advantages of Through-Hole Assembly​​

    • ​​Strong Mechanical Bonds​​: Ideal for high-stress environments (e.g., automotive, aerospace).
    • ​​Better Heat Dissipation​​: Suitable for high-power components (e.g., power supplies).
    • ​​Easier Prototyping & Repairs​​: Components are easier to replace than SMDs.

4. ​​Challenges​​

    • ​​Slower & More Expensive​​ than SMT due to drilling and soldering steps.
    • ​​Larger Footprint​​: Not ideal for ultra-compact designs.

​​ Through-Hole vs. Surface-Mount (SMT) Assembly​:​

FeatureThrough-Hole Assembly (THT)Surface-Mount Assembly (SMT)
​Soldering Method​Wave soldering or hand-solderingReflow soldering
​Component Size​Larger, bulkierSmaller, lightweight
​PCB Space Usage​Requires drilled holesNo holes needed (saves space)
​Strength​High mechanical stabilityLess robust (unless glued)
​Cost & Speed​Slower, higher costFaster, more cost-effective
​Best For​High-power, high-reliability applicationsHigh-density, compact designs

DQS Electronic Group is one of the leading EMS company in China, we provide PCB design, PCB manufacturing, PCB assembly service and testing. Welcome send us your Gerber file to get free quotation. Our email: sales@dqspcba.com


Technical Parameters


PCB Assembly Capability

Item

Normal

Special

SMT

Assembly

PCB(used for SMT)

specification

Length and Width( L* W)

Minimum

L≥3mm, W≥3mm

L<2mm

Maximum

L≤800mm, W≤460mm

L > 1200mm, W>500mm

Thickness( T)

Thinnest

0.2mm

T<0.1mm

Thickest

4 mm

T>4.5mm

SMT components specification

Outline Dimension

Min size

0201(0.6mm*0.3mm)

01005(0.3mm*0.2mm)

Max size

200 * 125

200 * 125

component thickness

T≤15mm

6.5mm<T≤15mm

QFP,SOP,SOJ

(multi pins)

Min pin space

0.4mm

0.3mm≤Pitch<0.4mm

CSP/ BGA

Min ball space

0.5mm

0.3mm≤Pitch<0.5mm

DIP

Assembly

PCB specification

Length and Width( L* W)

Minimum

L≥50mm, W≥30mm

L<50mm

Maximum

L≤1200mm, W≤450mm

L≥1200mm, W≥500mm

Thickness( T)

Thinnest

0.8mm

T<0.8mm

Thickest

3.5mm

T>2mm


Application Fields

PCBA PrototypeIndustrial Control PCBATelecom PCBAMedical PCBA
Automotive PCBAConsumer Electronic PCBALED PCBASecurity PCBA

Advantages of DQS Team
  1. On-time Delivery:
    • Owned PCBA factories 15,000 ㎡
    • 13 fully automatic SMT lines
    • 4 DIP assembly lines

2. Quality Guaranteed:

    • IATF, ISO, IPC, UL standards
    • Online SPI, AOI, X-Ray Inspection
    • The qualified rate of products reach 99.9%

3. Premium Service:

    • 24H reply your inquiry
    • Perfect after-sales service system
    • From prototype to mass production

China Electronic PCB Through Hole Assembly Service Low Volume Production ODM supplier

Electronic PCB Through Hole Assembly Service Low Volume Production ODM

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