The Crouse-Hinds HLL-4-5L-D-1/6-277 (Part Number: CCL1622811U) is a high-performance hazardous area linear LED fixture, engineered for explosive and high-risk industrial environments. Designed for Zone 1, Zone 2, Zone 21, and Zone 22 applications, this fixture is an ideal solution for offshore platforms, refineries, chemical plants, marine industries, and power generation facilities.
With advanced LED technology, the HLL-4-5L-D-1/6-277 offers high-lumen output, energy efficiency, and a long lifespan, making it a superior alternative to traditional fluorescent lighting.
Description
Key Features of CCL1622811U:
✔ Explosion-Proof & Hazardous Location Certified – ATEX, IECEx, UL, and CE compliant
✔ Energy-Efficient LED Technology – Reduces power consumption while providing optimal brightness
✔ Corrosion-Resistant & Durable Construction – Made from copper-free aluminum with an impact-resistant lens
✔ Extended Lifespan – 100,000 hours (L70) ensures reduced maintenance costs
✔ Wide Temperature Range – Operates efficiently in -40°C to +55°C environments
✔ IP66/IP67 Protection – Fully sealed against dust, water, and extreme conditions
✔ Versatile Mounting Options – Supports ceiling, wall, pole, and pendant installations
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | HLL-4-5L-D-1/6-277 |
| Part Number | CCL1622811U |
| Power Consumption | 5-lamp LED configuration |
| Luminous Output | High-efficiency LED output |
| Voltage Range | 277V AC |
| Material | Corrosion-resistant aluminum housing |
| Lens/Diffuser | Impact-resistant polycarbonate or tempered glass |
| Color Temperature | 5000K (Daylight White) |
| CRI (Color Rendition Index) | >80 |
| Operating Temp. | -40°C to +55°C |
| Ingress Protection | IP66 / IP67 |
| Certifications | ATEX, IECEx, UL, CE |
| Lifespan | 100,000 hours (L70) |
| Mounting Options | Ceiling, Wall, Pendant, Pole |
Applications of CCL1622811U:
✔ Oil & Gas Facilities – Explosion-proof lighting for offshore and onshore operations
✔ Chemical & Pharmaceutical Plants – Reliable illumination in hazardous production areas
✔ Marine & Shipyards – Corrosion-resistant fixtures for harsh marine environments
✔ Industrial Warehouses & Power Plants – Safe lighting for hazardous material storage
✔ Food & Beverage Processing – Compliant lighting for high-risk zones
Why Choose the Crouse-Hinds HLL-4-5L-D-1/6-277 (CCL1622811U)?
✅ Certified for Hazardous Locations – Meets global safety standards for explosive environments
✅ Durable & Reliable Performance – Designed for the toughest industrial conditions
✅ Low Maintenance & Cost-Effective – Extended lifespan reduces replacement costs
✅ Energy-Efficient & Eco-Friendly – Optimized LED technology minimizes power usage
The Crouse-Hinds HLL-4-5L-D-1/6-277 (CCL1622811U) is a top-tier explosion-proof LED fixture, delivering exceptional efficiency, safety, and durability for hazardous industrial applications. 🚀

