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LED Light Bar PCB Assembly--STHL.png

LED Light Bar PCB Assembly--STHL

LED Light Bar PCB is a specialized circuit board designed for LED light bars, integrating high-density LED pad layouts, current-limiting circuits, and heat dissipation structures. It is engineered to provide stable power supply and uniform light emission, supporting single-color, RGB, and color-temperature-adjustable light bars. Think of it as the "control center" of LED light bars, responsible for regulating current, protecting LEDs from damage, and ensuring consistent brightness. These PCBs are widely used in automotive lighting, outdoor advertising, industrial lighting, and home lighting, with waterproof and anti-vibration design to adapt to harsh environments. Leveraging our 7 SMT high-speed pro

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    LED Light Bar PCB Assembly--STHL

    Early challenges in LED Light Bar PCB Assembly adoption—such as non-directional light output, electromagnetic interference (EMI), and poor structural durability isolation—have been overcome by specialized PCB assembly technologies, particularly rigid PCBs and high-precision surface mount technology (SMT). These innovations effectively enhance the stability of LED drive circuits for delivering focused, non-scattered bright light emission, while integrating EMI shielding layers to eliminate interference from external power supplies and electronic devices. Rigid PCBs, in particular, balance compact, sophisticated form factors with reliable current transmission, supporting the standard-size design and high-performance operation of LED light bars without compromising light concentration. This technological leap has enabled LED Light Bar PCB Assemblies to outperform traditional LED light bar circuits in key areas:

    • Superior Signal Integrity

      Advanced impedance-controlled routing and low-resistance rigid PCB substrates minimize current attenuation during the transmission and distribution of LED drive signals. Equipped with high-precision constant current driver integration, they ensure the accuracy of focused light output waveforms, laying the foundation for consistent brightness, non-scattered illumination and stable color temperature across the entire LED light bar, even in long-term high-load operation and with extension cable connections.

    • Versatile Form Factor Adaptability

      Compliant with IEC 60598 lighting safety standards, the assemblies adopt reinforced insulation designs (such as double-layer insulation and anti-short circuit protection) to prevent electrical leakage risks. Sturdy, high-temperature resistant, and anti-oxidation materials used in PCB substrates and conformal coatings also avoid structural deformation and light decay, ensuring safety for long-term installation in diverse visible applications, including homes, offices and commercial spaces that require a sophisticated appearance.

    • Reliable Long-Term Operation

      ENIG (Electroless Nickel Immersion Gold) surface finishes and waterproof conformal coatings (IP67 rating) provide excellent corrosion resistance and moisture protection. Combined with rigorous temperature cycling, vibration, and impact testing, the assemblies maintain stable performance in harsh lighting environments (humidity, temperature variations, mechanical impact) and during long-term continuous lighting operation, compatible with required accessories like extension cables.

    Key Applications Across LED Light Bar Sectors

    LED Light Bar PCB technology powers focused, non-scattered, high-brightness lighting in diverse residential, commercial, industrial, and outdoor scenarios, featuring standard sizes and a sophisticated appearance suitable for visible installations.

    Residential Lighting

    Residential LED light bar PCB modules and standard-size lighting bars, featuring dimmable and directional lighting functions, integrated with smart home systems for seamless control and creating bright, focused illumination in living rooms, offices, and visible installation areas that require an enhanced outer appearance.

    Industrial & Equipment Lighting

    Industrial LED light bar PCB modules and ruggedized lighting bars, built with waterproof and anti-corrosion enclosures to ensure stable performance in factory equipment lighting, warehouse workstations, and industrial areas that require focused, non-scattered light for operational efficiency, complying with industrial safety standards.

    Commercial & Architectural Lighting

    Commercial LED light bar PCB assemblies and decorative lighting bars, leveraging sophisticated design and focused light output for 24/7 continuous operation, ensuring stable performance in retail displays, hotel lobbies, and architectural lighting applications where a refined appearance and directional illumination are required to enhance visual appeal.

    Outdoor & Display Lighting

    Outdoor and display LED light bar PCB assemblies, leveraging sturdy structure, weather-resistant design and directional illumination, providing reliable technical support for outdoor signage, billboard lighting, and outdoor display applications, compatible with extension cables for flexible installation without restricting lighting performance.

    Why STHL PCBA should be your top choice for your LED PCBA needs?

    Let's explore the top 10 reasons why!

    Real Factory

    STHL PCBA is a real factory with 10,000+m² highly automated, dust-free factory，7 SMT lines, 2 DIP lines, 2 FCT lines, and 2 box building assembly lines. 

    Quality Guarantee

    We buy components from famous international platform like Mouser, Digikey, Farnell, Future, Avnet, Arrow or the agents. No components substitutes without customers approval!

    Rich Experience

    20+ years of experience in PCB & PCBA field.

    Cost Dowm

    Professional engineering team supports cost down.

    Global Sourcing

    500k parts with 100+ agents and suppliers.

    No MOQ

    No minimum order requests, we accept both prototype and volume quantity orders.

    Fully Certified

    With IATF16949, ISO9001, ISO14001, ISO13485 Certifications.

    NDA

    We ensure all of your projects documents security and sign NDA before RFQ.

    Intelligent Management

    Use Intelligent ERP system, MES (manufacturing execution system) for fast tracking.

    Fast Delivery

    Prototype orders will be fast completed and delivered, mass orders lead time is 4~5 weeks.

    About STHL PCB & PCBA

    LED PCB Assembly Revolutionizing Lighting Technology with Precision and Per (1)

    Shenzhen STHL Technology Co., Ltd. is a high-quality provider of electronics manufacturing services (EMS) in China, we serve customers worldwide along the whole industry chain including product design, material sourcing, PCBA production, cable assembly, box build assembly and comprehensive testing services.

    Established in 2006, we have more than 20 years of experience in electronics contract assembly manufacturing. Currently, we employ more than 220 staff members. Our 10,000 sqm facilities include 7 surface-mount technology (SMT) production lines, 2 through hole technology (THT) lines , 2 function testing lines and 2 box build production lines.

    At STHL, we provide electronics assembly services for energy power, communications, consumer electronics, computers & storage, safety & security, commercial and industrial products. Customers mainly from United States, Brazil, United Kingdom, Germany, Spain, Italy, Poland and . As an IATF16949，ISO9001, ISO14001, and ISO13485 certificated electronics assembly manufacturer, we produce products exactly comply with ROHS standard and quality guarantee. Based on our excellent engineering and production capacities in technical areas such as materials analysis & storage, advanced equipment, reliability testing (AOI, X-RAY, ICT test and function test), high effective SMT and THT assembly, we are recognized as a long-term reliable PCBA vendor by more and more customers wordlwide.

    Products Capability

    Items

    PCB capacity

    PCB name

    LED PCB Assembly: Revolutionizing Lighting Technology with Precision and Performance

    Material

    FR-4; High TG FR-4; Aluminum; CEM-1; CEM-3; Rogers, etc

    PCB type

    Rigid, flexible, rigid-flexible

    Layer NO.

    1, 2, 4, 6, up to 24 layer

    Shape

    Rectangular, round, slots, cutouts, complex, irregular

    Max PCB dimensions

    1200mm*600mm

    Board Thickness

    0.2mm-4mm

    Thickness Tolerance

    ±10%

    Min Hole Size

    0.1mm (4 mil)

    Copper Thickness

    0.5 OZ-3OZ (18 um-385 um)

    Copper Plating hole

    18um-30um

    Min Trace Width

    0.075mm (3mil)

    Min Space Width

    0.1mm (4 mil)

    Surface finish

    HASL, LF HASL, Imm Gold, Imm Silver, OSP etc

    Solder mask

    Green, red, white, yellow, blue, black, orange, purple

    Assembly details

    SMT and Thru-hole, ISO SMT and DIP lines

    Testing on products

    Testing jig/mold , X-ray Inspection, AOI Test, Functional test

    Quantity

    Min quantity : 1pcs. Prototype, small order, mass order, all OK

    Products Capability

    Files needed

    PCB : Gerber files(CAM, PCB, PCBDOC)

    Components : Bill of Materials(BOM list)

    Assembly : Pick-N-Place file

    PCB Panel Size

    Min size : 0.25*0.25 inches(6*6mm)

    Max size : 1200*600mm

    Components details

    Passive Down to 0201 size

    BGA and VFBGA

    Leadless Chip Carriers/CSP

    Double-sided SMT Assembly

    Fine BGA Pitch to 0.2mm(8mil)

    BGA Repair and Reball

    Part Removal and Replacement

    Component package

    Cut Tape, Tube, Reels, Loose Parts

    PCB+ assembly process

    Drilling---Exposure---Plating---Etaching & Stripping---Punching---Electrical Testing---SMT---Wave

    Soldering---Assembling---ICT---Function Testing---Temperature & Humidity

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    Digital Innovation

    APPhored (7)
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    Digital Innovation

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    Digital Innovation

    Material are (1)
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    Digital Innovation

    第24点图替换组合配图1
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    Digital Innovation

    DIP 1
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    Digital Innovation

    How to Get Started with STHL

    Ready to partner with us for your LED PCB Assembly project? Here’s how you can get started

    • Contact Us

      Contact Us

      Reach out to our sales team via phone, email, or online chat to discuss your project requirements.
    • Professional Expertise (2)

      Provide Design Files

      Send us your PCB design files (Gerber, BOM, etc.) for a detailed quote.
    • Cost-Effective Solutions

      Get a Quote

      We will provide you with a comprehensive quote, outlining all costs and timelines.
    • Delivery

      Production and Delivery

      Once the quote is approved, our team will begin production, ensuring your PCB assembly is completed on time and to the highest quality standards.

    Make an free consultant

    Whether you need PCB Fabrication or PCBA Assembly Service, STHL delivers innovation and reliability.

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