Product News
Stronger and Safer with KC Certification- S100D
“Warn with sound, confirm with light. Alerts must be precise - and unmistakable.”
The S100D delivers on-site hazard warnings faster and more clearly than ever.
A powerful rotating beacon combined with a warning sound output of up to 105 dB is integrated into a single unit,
providing an optimized safety solution for industrial environments where safety is the top priority.
Why the S100D Series Stands Out
Key Features
• Powerful warning sound up to 105 dB
• Voice guidance function tailored to different situations (custom recordings available)
• Voltage support: DC 12V / 24V, AC 110V / 220V
• Protection rating IP54 – stable operation in dusty and humid environments
• Operating temperature range: –20°C to +50°C
• Multiple sound options including melodies, alarms, and voice messages
– 15 built-in tones / 5 voice messages
• KC certified – officially verified safety and reliability
Ideal for These Environments
• Automated Production Lines
- Immediate visual and audible alerts for rapid response to equipment abnormalities
• Power & Plant Facilities
- Combined warning signals provide fast and intuitive hazard notifications
• Chemical & Refinery Industries
- Durable design and multiple alarm modes ensure reliable safety signaling
• Logistics Centers & Warehouses
- Clear visual and audible signals enable fast communication across large spaces
“S100D - Stronger Safety Signaling with KC Certification”
“S100D - The Most Reliable Way to Signal Safety”
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2025-12-30
Powerful Visibility in a Premium Slim Body – STA45SLM Slim LED Tower Light
“45 mm Slim Profile, High-Brightness LEDs, and Refined Design in Perfect Balance”
In rapidly evolving smart manufacturing environments, visual signaling devices have moved beyond simple alerts
to become the face of equipment and a key element of brand image.
Qlight STA45SLM Series is a slim LED tower light featuring a compact 45 mm diameter body,
high-brightness LEDs, and precision engineering.
Designed for flexible installation even in space-constrained equipment,
it also delivers a premium metallic finish that elevates industrial design value.
Key Features
1. Slim 45 mm Diameter with High-Gloss Aluminum Bar
- Premium visual signaling device that complements equipment design
- Easy installation in narrow or limited spaces
2. High-Brightness LED Technology
- Wide viewing angle achieved through specialized diffusing lens
- Excellent visibility from multiple directions
3. Durable Aluminum Housing
- Premium appearance combined with outstanding durability
4. Excellent Environmental Resistance
- Stable operation across a wide temperature range from –30 °C to +50 °C
5. Protection Ratings
- Standard type: IP44
- Built-in buzzer type: IP23
- Suitable for various installation environments
6. Optional Audible Alert
- Built-in buzzer option up to 90 dB
- Provides combined visual and audible signaling
7. Easy Installation
- Simple mounting using bottom bolts and screws
8. Flexible Control System Compatibility
- External contact or transistor control (NPN / PNP)
- Direct integration with PLCs and I/O units
Recommended Applications and Target Users
• Automation Production Lines
- Real-time indication of equipment status and process progress to improve operational efficiency
• Logistics Warehouses and Material Handling Systems
- Clear communication of inbound/outbound status and inventory conditions to reduce congestion and enhance safety
• Machinery and Equipment Control Systems
- Visual indication of operating status to improve maintenance and management efficiency
• Industrial Sites and Manufacturing Facilities
- Provides warning and notification functions to help prevent accidents and enhance worker safety
High-Brightness LEDs Shining Within a Slim Design
A visual signaling solution that clearly delivers safety and efficiency
across industrial environments.
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2025-12-15
Unwavering Accuracy in Harsh Industrial Environments – SW2MS-AL
SW2MS-AL Limit Switch – A Standard Solution for Heavy-Duty, Marine, and Outdoor Industrial Environments
Offshore plants, large-scale conveyors, outdoor heavy machinery, and chemical processing facilities
operate under demanding conditions where vibration, impact, corrosive gases, and high humidity coexist.
Control devices used in such heavy-duty marine and outdoor industrial environments must function not as simple switches,
but as sensory components of industrial systems, delivering reliable and precise feedback.
The SW2MS-AL from Qlight is a standard-type limit switch engineered specifically for harsh industrial conditions,
featuring a robust mechanical structure combined with excellent waterproof and corrosion-resistant performance.
Key Features
1. Superior Water and Dust Protection (IP67)
- Ensures stable operation in environments exposed to moisture, dust, and chemical substances.
2. Stainless Steel Housing
- High corrosion resistance for long-term reliability in chemical, marine, and food-processing industries.
3. Precise Switching Performance
- High-precision microswitch enables accurate position detection and stable operation.
4. Outstanding Durability
- Mechanical life: over 1,000,000 operations
- Electrical life: over 100,000 operations
- Contributes to reduced maintenance costs.
5. Shock and Vibration-Resistant Design
- High-strength spring and anti-vibration structure ensure high reliability in automation lines and heavy-duty equipment.
6. Flexible Application
- Multiple mounting orientations and lever options allow adaptation to various on-site requirements.
7. Dual Spring Return System
- Maintains accurate and stable return operation even during prolonged switch ON conditions.
- Effectively absorbs irregular dog movements.
Recommended Applications
• Automation Production Lines
- Ideal for equipment control requiring precise position detection and repeatable operation.
• Food and Pharmaceutical Industries
- Provides stable operation and corrosion resistance in environments where cleanliness and hygiene are critical.
• Marine and Chemical Plants
- Ensures long-term reliability in environments exposed to moisture, corrosion, and chemical substances.
• Industrial Machinery and Heavy-Duty Equipment
- Suitable for control applications requiring high impact and vibration resistance.
SW2MS-AL Limit Switch – A premium solution ensuring stability and reliability even in extreme industrial environments
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2025-12-05
[STB45ML-NEC – “Officially Certified for the U.S. and Canada! Reliable Signaling Even in Hazardous Locations”]
The STB45ML-NEC has obtained official safety certification (NRTL) in the United States and Canada
and fully complies with NEC 250 standards.
Its performance and reliability have been proven in the North American market,
making it a trusted explosion-proof signal tower light for hazardous environments.
Key Features
1. High-Brightness LED
- Provides superior visibility and an exceptionally long lifespan compared to conventional bulbs.
2. Specialized Reflector Design
- Produces a concentrated, filament-like light output for outstanding long-distance visibility.
3. INTERTEK (NRTL), IECEx, and CE Certifications
- Fully compliant with North American and global industrial standards.
4. Enhanced Durability with Polycarbonate (PC) Construction
- Resistant to impact and chemicals, ensuring reliable operation in harsh industrial environments.
5. NRTL Certified for the U.S. and Canada
- Approved for official use in the United States and Canada.
6. Explosion-Proof Zone Compliant
- Safe operation in hazardous areas where flammable gases or combustible dust may be present.
7. Protection Ratings
- Class I, Division 2 Groups A, B, C, D T6
- Class I, Zone 2, AEx ec IIC T6 Gc
- Ex ec IIC T6 Gc
Applications
• Petrochemical Plants
- Ensures exceptional durability and safety even in environments dense with flammable gases and chemicals.
• Refineries, Logistics Centers, Power Plants, and Other Industrial Facilities
- Provides optimized explosion-proof lighting and signaling solutions for all industries requiring hazardous-area safety compliance.
Safety Should Never Be Compromised, Even in the Dark.
STB45ML-NEC delivers highly visible signals to help prevent invisible risks in hazardous industrial environments.
With technology that meets global standards and a design built to withstand extreme conditions,
Qlight has become a symbol of trust in the North American market.
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2025-11-28
KC-Certified Multifunctional Signal Beacon Light-MFL
“MFL Series – Proven Industrial Signaling Solution Compliant with Korean Safety Standards”
Signal devices installed on industrial sites are no longer a matter of choice—certification is now essential.
Visual warning lights used in production lines, automation equipment, and public infrastructure sites are regarded not merely as notification devices,
but as critical safety equipment responsible for protecting human life and ensuring equipment reliability.
Recently, Qlight’s flagship multifunctional signal beacon light, the MFL100 Series, has officially obtained KC certification for the
DC 12V buzzer-type model.
This certification further strengthens the MFL100 Series as a reliable and trusted choice for domestic machinery and control equipment manufacturers,
as well as for public projects with strict procurement and compliance requirements.
Why Choose the MFL Series?
The MFL100 is a circular multifunction LED signal light with a 100 mm diameter,
capable of delivering multiple visual warning effects in a single unit.
Key Features
• Multiple Lighting Modes
- One compact unit supports a variety of lighting patterns, including Steady, Flashing, Strobe, and Simulated Revolving modes.
• Flexible Control Options
- Mode selection via an internal switch
- External signal-wire control available for integration with diverse equipment environments
• High Durability
- Design resistant to vibration and impact
- Long-life, high-efficiency LEDs minimize maintenance requirements
• High-Speed Signaling
- Flashing type (LF): 60–80 flashes/min
- Strobe type (LS): 70–80 flashes/min
- Simulated revolving type (LR): 120–140 RPM
• Environmental Adaptability
- Operates over a wide temperature range
- IP65-rated, ensuring stable performance in outdoor and harsh environments
• Standards & Certifications
- CE certified
- RoHS-compliant design, supporting safety and environmental friendliness
Recommended Applications & Target Users
• Smart factories and automation system operators
- Ideal when multiple process statuses need to be communicated through a single signal light. - Various lighting modes enable clear, multi-directional status indication.
• Logistics centers and distribution warehouse managers
- Visual and audible warnings at inbound/outbound points and conveyor transfer zones help enhance worker safety while maintaining smooth operational flow.
• Equipment maintenance and safety managers
- Suitable for environments exposed to vibration, moisture, and dust. High durability and IP65-rated dust/water protection ensure stable operation under harsh conditions.
• Companies focused on energy efficiency and equipment lifespan
- Low power consumption and long service life based on LED technology help reduce maintenance and operating costs.
• Facilities with remote or centralized control systems
- Mode switching via external signal wiring allows integration with PLCs or control systems, enabling automated management of various warning patterns.
Significance of KC Certification
• Meets mandatory qualification requirements for domestic supply and delivery projects
• Suitable for compliance with the Serious Accidents Punishment Act-related safety standards
• Growing number of projects require KC-certified components from the design and procurement stages
• Only certification-based products are accepted by public institutions, Tier-1 vendors of large enterprises, and industrial complex management authorities
“One signal light supporting Steady, Flashing, Strobe, and Simulated Revolving modes-MFL100 clearly communicates equipment status at a glance.”
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2025-11-04
“Fully Compliant with NEC 250 Standards! Explosion-Proof Lighting Trusted in the North American Market - QLEX-NEC-250”
The QLEX-NEC-250 is a reliable explosion-proof LED light that fully meets NEC 250, the electrical safety standard for the U.S. and North America.
It is certified by NRTL, IECEx, CE, and other international standards, proving its performance and reliability for hazardous-area applications.
Key Features
1. Ex d IIC Flameproof LED Lighting
- Safe for use in explosive gas zones.
2. INTERTEK (NRTL), IECEx, and CE International Certifications
- Meets North American and global industrial standards.
3. 360° Rotatable Bracket
- Easily adjustable beam angle to suit various working environments.
4. Aluminum + Polycarbonate (PC) Construction
- A slim, durable design that ensures strength and reliability.
5. High-Brightness LED Light Source
- Provides long-lasting brightness with virtually maintenance-free operation, reducing overall maintenance costs.
Applications
• Semiconductor & Secondary Battery Manufacturing Sites
- Provides stable illumination and warning signals even in ultra-precision process environments.
- Ensures safe task lighting and reliable alert signaling in secondary battery production areas.
• Petrochemical Plants
- Ensures exceptional durability and safety even in environments dense with flammable gases and chemicals.
• Refineries, Logistics Centers, Power Plants, and Other Industrial Facilities
- Provides optimized explosion-proof lighting and signaling solutions for all industries requiring hazardous-area safety compliance.
“Safety Should Never Be Compromised, Even in the Dark.”
The QLEX-NEC-250 is your most reliable partner for illuminating hazardous worksites.
With technology that meets global standards and a design built to withstand extreme environments,
the QLEX name is now a symbol of trust in the North American market.
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2025-10-15
