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37x29mm 136-Chip COB

Model: COBUS-136B: COB UV Light; 365nm

The COBUS‑136B UV LED COB is a high‑performance chip‑on‑board module designed to deliver powerful ultraviolet radiation at a peak wavelength of 365 nm. Housed in a compact 37 × 29 mm package, it integrates 136 Seoul Viosys high‑power UV‑A LED chips with a flat window design, producing up to 165 W of UV light output. The chips are directly bonded to a metal core printed circuit board (MCPCB), which significantly enhances efficiency and reduces thermal resistance. With its modular design, the COBUS‑136B UV LED COB ensures easy integration and testing, streamlining the product development process for industrial, printing, and disinfection applications.

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High Energy Density

Complete Certification

Multiple Application

Specifications

Model No.	COBUS-136B
Package Size	37 x 29 mm
Chip Count	136 chips
Peak Wavelength	365 nm (UV-A)
Window Design	Flat window

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Descriptions Applications FAQs

Descriptions
The UV LED COB (Chip‑on‑Board) is an advanced ultraviolet lighting solution that integrates multiple high‑power UV LED chips onto a compact module. This design ensures exceptional brightness, uniform UV distribution, and efficient thermal management, making it a superior alternative to traditional mercury lamps.

UV LED COB modules are ideal for a wide range of applications, including UV curing, precision printing, electronics manufacturing, coatings, surface treatment, and medical sterilization. With features such as instant on/off, high energy efficiency, and long operational lifespans, UV LED COB technology reduces maintenance costs and supports environmentally responsible production.

Features
- High UV Intensity: Integrates multiple LED chips for strong, uniform UV output.
- Compact Chip‑on‑Board Design: Space‑saving module with robust construction.
- Superior Thermal Management: Metal core PCB (MCPCB) ensures efficient heat dissipation.
- Peak Wavelength Options: Available in 365nm, 385nm, 395nm, and 405nm.
- Instant On/Off: No warm‑up time, maximizing productivity.
- Long Service Life: Designed for 20,000–30,000+ operational hours.
🌟 Advantages of UV LED COB
- Enhanced Efficiency: Delivers higher UV power with lower energy consumption.
- Reduced Maintenance Costs: Durable design minimizes replacement frequency.
- Eco‑Friendly Solution: Mercury‑free and RoHS compliant.
- Consistent Results: Stable UV distribution for precise curing and sterilization.
- Easy Integration: Modular design simplifies product development and system installation.
- Reliable Operation: Advanced cooling options support stable, long‑term use.
Engineered with robust metal core printed circuit boards (MCPCB), UV LED COB solutions provide stable, reliable, and durable UV performance for industrial and scientific use.
Applications
- Industrial UV Curing: Rapid curing of adhesives, coatings, and resins to improve production efficiency.
- Precision Printing: Ensures fast ink drying, enhanced print quality, and reduced downtime in high‑speed printing systems.
- Electronics Manufacturing: Used for PCB encapsulation, bonding, and surface treatment to ensure durability and accuracy.
- Medical Sterilization: Provides reliable, mercury‑free UV disinfection for instruments, equipment, and healthcare environments.
- Surface Treatment:Enhances hardness, adhesion, and wear resistance of treated industrial materials.
- Laboratory & Research Applications: Enables precise UV exposure for testing, material analysis, and scientific studies.
FAQs

Q1: What is a UV LED COB module?

A: A UV LED COB (Chip‑on‑Board) module is an advanced ultraviolet lighting solution in which multiple UV LED chips are directly mounted onto a single substrate. This configuration provides high radiant intensity, uniform UV distribution, and superior thermal management, making it highly suitable for demanding industrial and medical applications.

Q2: What wavelength ranges are supported?

A: Standard UV LED COB modules are available in 365 nm, 385 nm, 395 nm, and 405 nm peak wavelengths. For specialized applications, custom wavelength configurations can be provided to meet precise curing, printing, or sterilization requirements.

Q3: What is the typical operational lifespan?

A: Under optimal cooling and operating conditions, UV LED COB modules offer an operational lifespan of 20,000 to over 30,000 hours, maintaining stable UV output with minimal degradation over time.

Q4: In which industries are UV LED COB modules most commonly used?

A: UV LED COB technology is extensively applied in industrial UV curing of adhesives and coatings, precision printing, electronics assembly and PCB encapsulation, surface modification, and medical or laboratory sterilization processes.

Q5: How do UV LED COB modules compare to traditional mercury UV lamps?

A: Compared to mercury‑based UV lamps, UV LED COB solutions provide immediate on/off switching, higher energy efficiency, significantly longer service life, reduced thermal emission, and mercury‑free, RoHS‑compliant operation. These advantages result in lower total cost of ownership and improved environmental compliance.

Q6: What cooling methods are recommended for reliable operation?

A: Depending on the power density, UV LED COB modules may utilize either advanced forced‑air cooling systems for medium‑power configurations or closed‑loop water cooling systems for high‑power applications, ensuring stable thermal performance.

Q7: Are UV LED COB modules environmentally compliant?

A: Yes. All UV LED COB modules are mercury‑free and manufactured in accordance with RoHS and global environmental standards, ensuring safe and sustainable use in diverse industries.