Top Trusted LED A19 Bulb Factories & Factory

Decades of Manufacturing Mastery, High-Precision SMT Production, and Robust Global Supply Chains Powering the Next Generation of Industrial & Commercial Solid-State Lighting Systems

Premium OEM/ODM Solid-State Systems

Explore our top-tier industrial components and luminaires engineered to exact global parameters and certified for dynamic B2B deployment portfolios.

T5 Full Spectrum LED Plant Grow Light Tube

T5 Full Spectrum LED Plant Grow Light Tube

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Factory Wholesale LED Light Indoor Ceiling 6W 220V MR16 GU10

Factory Wholesale LED Light Indoor Ceiling 6W 220V MR16 GU10 Plug Type Spot Lighting COB LED Spotlight with Recessed Aluminum/Plastic Spotlight Housing

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Colorful Christmas Decoration Holiday LED Lighting

Colorful Christmas Decoration Holiday LED Lighting AC110V 220V Tape Neon Light Flex 50m/Roll LED Strip Light

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Factory Price IP66 Waterproof Motion Sensor LED Tube Light

Factory Price 2FT 4FT 5FT IP66 Waterproof 20-60W Linkable Motion Sensor LED Tri-Proof Tube Light Tunnel Light Vapor Tight Light for Tunnel Railway Train

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80W-100W Ts Series All-in-One Solar LED Street Light

80W-100W Ts Series All-in-One Solar LED Street Light CE

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UL/Etlip65/IP66/IP67 CE/RoHS 150W LED High Bay Light

UL/Etlip65/IP66/IP67 CE/RoHS 150W 160lm/W 170lm/W Wattage Selectable CCT Tunableindustrial LED High Bay Light

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3 Years Warranty Flexible RGBW LED Strip Lights

3 Years Warranty Super Wide High Density 2700K-6500K 24V IP65 IP67 Waterproof Flexible RGBW COB LED Lighting Strip Dots-Free Decoration Flex LED Strip Lights

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ODM Dimmable full Spectrum LED Grow Light Strip

ODM Dimmable full Spectrum LED Grow Light Strip Waterproof IP67 110/220V 252 360LEDs/m for Indoor & Outdoor Under Canopy, Vertical Farming Plant Growing

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B2B Strategic Analysis

The Industrial & Commercial Landscape of Global LED A19 Lamp Procurement

In modern industrial and commercial lighting supply chains, the A19 format remains the quintessential standard for institutional retrofitting, general distribution systems, and specialized hospitality spaces. However, the paradigm is rapidly transitioning from a simple utility focus to high-fidelity, intellectually designed solid-state systems. The global deployment of LED A19 lamps is no longer governed merely by unit pricing; instead, high-volume procurement teams evaluate suppliers based on advanced solid-state metrics, including:

  • Luminous Efficacy & System Life (L70): B2B procurers demand >130 lm/W chip metrics, maintaining lumen output beyond 50,000 operational hours.
  • Color Fidelity and Quality (CRI & TM-30): The emergence of human-centric lighting designs requires Color Rendering Indexes (Ra) exceeding 90, with specific emphasis on R9 values for biological red tones.
  • Thermal Mitigation Architecture: High-density polycarbonate-to-aluminum thermal boundaries that actively counter heat accumulation and extend solid-state component lifespans.
  • International Compliance Regimes: Conforming to rigorous global frameworks such as Energy Star, ErP Directive (EU), CE, CB, RoHS, UL, and localized CCC mandates.

By examining these requirements, modern purchasing departments can transition their operations from generic acquisition protocols to resilient strategic partnerships, ensuring minimal hardware replacements, sustained power savings, and long-term legal compliance across disparate markets.

Zhongshan Zentem Light Co., Ltd.

Headquartered in Guzhen, Zhongshan — China’s Lighting Capital.

We specialize in the manufacturing and export of high-quality LED lighting products, including LED bulbs, SKD bulbs, LED panel lights, rechargeable lights, and purity lamps. All products comply with international quality standards and certifications such as ISO9001, CE, CB, ROHS, and CCC, ensuring safety, reliability, and environmental sustainability. We also support customers in obtaining certifications required for their target markets.

With more than 15 years of experience in the LED lighting industry, our products are trusted by customers in over 80 countries across Asia, the Middle East, Africa, and South America. We have successfully provided OEM and ODM services to more than 1,000 clients worldwide. We offer flexible payment terms including T/T, balance before B/L, L/C, open account, and monthly statements to help reduce financial pressure and business risks. Your success is our priority, and we are committed to becoming a reliable long-term partner you can trust.

Corporate Credentials

  • Location: Guzhen, Zhongshan City, China
  • Experience: 15+ B2B Manufacturing Years
  • Global Reach: Exported to 80+ Sovereign States
  • Client Base: 1000+ Active OEM/ODM Accounts
  • Testing Equipment: Spectroradiometric Integrated Spheres, SMT Placer Machinery
42,800㎡
Industrial Facilities
16+
Automated SMT Lines
200,000+
Daily Unit Capacity
21,800㎡
Integrated Warehousing

Why Partner With Us?

Our manufacturing infrastructure is built to guarantee scale, reliability, and precision engineering for critical global supply operations.

15+ Years of LED Lighting Expertise

With over 15 years of manufacturing and export experience, we understand global market needs and deliver reliable quality trusted by customers worldwide.

Strong Manufacturing Capacity

Our 42,800㎡ factory operates 16 automated production lines with advanced equipment, including Samsung SMT machines and professional testing systems, ensuring stable quality and a daily output exceeding 200,000 units.

Flexible OEM & ODM Customization

We provide one-stop customization services for wattage, color temperature, packaging, logo, and product design. Our experienced R&D team supports fast sample development and efficient mass production.

Strict Quality Control

All products meet international standards and certifications such as ISO9001, CE, CB, ROHS, and CCC. Professional testing equipment ensures product safety, durability, and stable performance.

State-of-the-Art LED Production Pipeline

Take a look inside our advanced manufacturing facility. From raw silicon wafers to multi-layered quality control, here is how we guarantee absolute durability.

Raw Materials Incoming Quality Inspection
1. Raw Materials
Die Bond Solid-State LED Emitters
2. Die Bond
Bonding Wire Interconnections
3. Bonding Wire
Adhesive Dispense Assembly
4. Adhesive Dispense
Thermal Curing and Drying
5. Drying
Beam Split Testing
6. Beam Split
Automated Taping Reel
7. Taping
Semi-Finished & Finished Storage
8. Finished Products
Incoming Quality Control Verification
9. IQC
Precision Solder Paste Printing
10. Solder Paste
High-Speed Surface Mount Technology
11. SMT Placement
Automated Reflow Oven Curing
12. Reflow Soldering

The Dynamic Rise of China’s Guzhen Supply Chain

Historically established as the ultimate global lighting epicenter, Guzhen (Zhongshan) manages more than 70% of the worldwide architectural and general lighting component ecosystem. This immense industrial clustering provides unique advantages:

  • Upstream Direct Integration: Immediate access to pure raw materials, high-density plastics, and high-performance drivers.
  • Rapid OEM/ODM Prototyping: B2B customers experience design cycles up to 3x faster than international competitors.
  • Unparalleled Economics: Highly optimized mechanical manufacturing lines reduce structural overhead, passing the savings directly to B2B distributors.

Current Global Procurement Trends

Modern B2B lighting strategies are progressively leaning toward localized optimization. For example, high-volume distributors in North America and Western Europe demand custom smart network interfaces (Zigbee 3.0, Matter, or Bluetooth Mesh) built directly into the A19 format. At the same time, regional logistics challenges in South America and parts of Africa have increased the demand for Semi-Knocked-Down (SKD) and Completely-Knocked-Down (CKD) kits. By shipping modular assemblies instead of fully constructed light bulbs, international buyers can significantly lower import duties and support localized manufacturing centers.

Localized Application Scenarios

From standard architectural applications to highly niche settings, solid-state designs are incredibly versatile. In commercial hospitality sectors, flicker-free LED systems are critical to meeting strict workplace safety requirements (such as IEEE 1789 metrics). Meanwhile, in specialized agricultural contexts, tailored light spectrums are used to optimize grow patterns. For example, our specialized smart LED poultry lighting utilizes targeted wavelengths to stimulate animal growth and increase production efficiency in modern breeding facilities.

Technical & Procurement FAQ

Professional answers to key structural, financial, and logistical questions commonly raised by global engineering and procurement managers.

What are the typical harmonic distortion (THD) and power factor (PF) ratings of your LED A19 drivers? +
Our standard high-capacity linear and switching IC drivers achieve a Power Factor (PF) exceeding 0.9 under full load conditions. We also supply custom-configured driver assemblies that limit Total Harmonic Distortion (THD) to under 15%, fully complying with European ErP directives and rigorous North American power grid stability requirements.
Can Zentem Light supply bulbs in Semi-Knocked-Down (SKD) form to reduce import duties? +
Yes, we have extensive experience shipping lighting components in Semi-Knocked-Down (SKD) and Completely-Knocked-Down (CKD) configurations. This allows international buyers to lower customs duties and leverage local assembly operations. We supply everything from high-speed SMT-placed PCB assemblies and LED chips to polycarbonate covers, high-grade plastic-aluminum housings, and high-performance drivers.
How does Zentem Light guarantee color temperature uniformity across production batches? +
We utilize rigorous MacAdam Ellipse color binning (maintaining SDCM ≤ 3 to SDCM ≤ 5 depending on target specifications) with our high-speed Samsung SMT lines. This ensures outstanding color consistency from batch to batch, eliminating visible variations in color temperature (CCT) for large-scale B2B installations.
What flexible payment mechanisms are available to manage our enterprise capital structure? +
To support our partners' financial health, we offer highly adaptable payment options. Beyond standard T/T and irrevocable Letters of Credit (L/C at sight), we can establish Open Account (O/A) terms or monthly statement options for qualified, long-term B2B partners, helping you optimize cash flow and scale up your distribution networks.
What certifications can you assist us in obtaining for our localized market? +
While our standard products hold major global certifications (including CE, CB, RoHS, ISO9001, and CCC), our engineering team actively supports customers in acquiring specific regional certifications, such as UL/ETL for the Americas, SAA for Oceania, and SASO for the Middle East, ensuring rapid and compliant market entry.

Comprehensive Commercial Lighting Range

From linear profiles and architectural wall washers to specialized high-bay fixtures, discover our advanced industrial systems built for high-performance applications.

Rectangular LED Linear Light Round Corner

Rectangular LED Linear Light Round Corner LED Square Pendant Light for Studio Office Building Shopping Mall

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New Design Building Decoration 0.5m Outdoor IP65 Wall Washer

New Desiqn Building Decoration 0.5m Outdoor IP65 Waterproof Rqb 12W DMX LED Wall Washer

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300W Industrial LED Linear High Bay ceiling Tri-Proof Light

300W Industral LED Linear High Bay ceiling Tri-Proof Light for Warehouse Shopping Mall Lighting

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12V-80V Universal LED Lighthigh-Performance Spotlight

12V-80V Universal LED Lighthigh-Performance LED Beads Spotlight

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Dimmable 3000K+ Blue Light Smart LED Poultry Light Bulb

Dimmable 3000K+ Blue Light Smart LED Poultry Light Bulb for Breeder Farm

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Super Bright 100W 150W 200W UFO LED High Bay Light

Super Bright 100W 150W 200W UFO LED High Bay Light Indoor Industrial Lighting LED Lamp for Garage Factory Workshop Warehouse

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Detachable 5V 1W LED Light for Display Case

Detachable 5V 1W LED Light for Display Case Lighting Mini LED Spotlight

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Wholesale Outdoor Decoration-Light Waterproof RGB Flexible LED Strip

Wholesale Outdoor Decoration-Light Waterproof RGB Flexible LED Strip Light for Christmas Decoration Lighting

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