Class 1 Div 1 Light Fixtures: Your Ultimate Choose to Affordability
When working in hazardous environments where flammable gases, vapors, or dust are present, Class 1 Div 1 light fixtures are non-negotiable for safety. These specialized fixtures are engineered to prevent explosions and ensure reliable illumination in high-risk industries like oil refineries, chemical plants, and mining operations. In this guide, we’ll explore what makes Class 1 Div 1 fixtures unique, their applications, and how to choose the best option for your needs—all while keeping costs in check.

What Are Class 1 Div 1 Light Fixtures?
Class 1 Div 1 light fixtures are designed for areas where explosive atmospheres exist continuously or frequently under normal operating conditions. Unlike standard lighting, these fixtures are built to contain sparks, heat, or explosions within their housing, preventing ignition of surrounding flammable substances.
Key Regulatory Standards:
UL 844: Certification for hazardous location lighting.
NEC Article 500: Defines Class 1 Div 1 requirements.
ATEX/IECEx: Global certifications for international compliance.
Top Features of Class 1 Div 1 Light Fixtures
When evaluating Class 1 Div 1 light fixtures, prioritize these critical features to ensure safety and performance:
1. Explosion-Proof Construction
Durable Materials: Heavy-duty cast aluminum or stainless steel housings resist corrosion and impact.
Sealed Design: Gaskets and threaded joints prevent gas or dust ingress.
Thermal Management: Heat-dissipating fins keep temperatures below ignition points.
2. Advanced LED Technology
Modern Class 1 Div 1 LED fixtures outperform traditional options with:
Energy Efficiency: 50–70% less power consumption than HID lights.
Instant Illumination: No warm-up time for emergency situations.
Long Lifespan: 100,000+ hours of operation, reducing replacement costs.
3. Versatile Installation Options
Mounting Styles: Choose from pendant, wall-mounted, or ceiling fixtures.
Power Range: Options from 30W (task lighting) to 200W (high-bay areas).
Voltage Flexibility: Compatible with 120V–277V systems.
Where Are Class 1 Div 1 Fixtures Required?
Class 1 Div 1 light fixtures are mandatory in industries where flammable hazards are ever-present:
Oil & Gas Facilities
Offshore drilling rigs
Fuel storage tanks
Pipeline compressor stations
Chemical Processing Plants
Solvent production areas
Reactor vessel zones
Pharmaceutical Manufacturing
Ethanol handling rooms
Powder processing units
Why Choose LED Class 1 Div 1 Fixtures?
Upgrading to Class 1 Div 1 LED lighting offers unmatched advantages:
1. Cost Savings
Energy Bills: A 100W LED fixture saves $200/year vs. a 250W HID equivalent.
Maintenance: Fewer replacements mean lower labor costs in hard-to-reach areas.
2. Enhanced Safety
Cool Operation: LEDs emit minimal heat, reducing fire risks.
No UV Emissions: Safe for sensitive materials like pharmaceuticals.
3. Eco-Friendly Design
Zero Mercury: Unlike fluorescent bulbs.
Recyclable Materials: Aluminum housings and polycarbonate lenses.
Price Range: Finding Affordable Class 1 Div 1 Lighting
Class 1 Div 1 light fixtures vary in price based on materials, certifications, and features.
How to Choose the Right Class 1 Div 1 Fixture
Follow this checklist to avoid costly mistakes:
Verify Certifications: Ensure UL 844 or ATEX markings.
Match IP Ratings: IP66/IP67 for dust and water resistance.
Assess Warranty: Opt for 5+ years of coverage.
Supplier Reputation: Choose manufacturers with ISO 9001 certification.
Top Brands for Class 1 Div 1 Lighting
Eaton Crouse-Hinds: Industry leader with 7-year warranties.
Dialight: Renowned for corrosion-resistant marine fixtures.
Larson Electronics: Budget-friendly without compromising safety.
Amasly: focusing on industrial explosion-proof lighting, explosion-proof electrical appliances, industrial lamps and lanterns.
Amasly 는 전문 조명 회사이며, 당사의 제품은 산업용 조명 및 실외 조명에 중점을 둡니다. 주요 제품은 LED 방폭 조명, 방폭 전기 제품, LED 하이 베이 조명, LED 투광 조명, LED 가로등, LED 삼중 방지 조명 및 태양 광 LED 조명입니다.