Engineered Products Company’s (EPCO) High Bay Linear Vapor Tight Light Fixtures are designed for high-ceiling, low-ceiling, or wall-mounted applications that demand rugged, dust-proof, and moisture-resistant LED lighting. Built to accommodate T5 and T8 LED lamps, these fixtures deliver uniform lumen distribution, long life, and superior efficacy, resulting in more lumens per watt and reduced energy costs. 

Perfect for warehouses, manufacturing facilities, food processing plants, and other harsh environments, these domestically manufactured, UL-Listed fixtures are engineered for indoor, outdoor, and wet-location installations. 

BENEFITS 

• Energy Savings Up to 50% – Reduce utility costs compared to traditional fluorescent or HID fixtures, while delivering more usable lumens per watt.
• Reliable Illumination in Harsh Conditions – IP65/IP66/IP67 ratings keep out water, dust, and debris, making these fixtures perfect for food processing plants, warehouses, and washdown areas.
• Low Maintenance & Long Service Life – Rugged housing, impact-resistant diffuser, and high-quality LED lamp compatibility minimize downtime and reduce replacement costs.
• Improved Safety & Visibility – Provides bright, uniform light output that reduces shadows and improves workplace safety in high bay and industrial environments.
• Fast, Hassle-Free Installation – Pre-installation hardware and quick-connect mounting brackets save contractors time and labor costs.
• Versatile Mounting Options – Ideal for ceiling, wall, or pendant mounting, allowing use in a wide range of industrial and commercial applications.
• Code-Compliant & UL Listed – Peace of mind knowing each fixture meets UL E319552 standards and 2026 NEC requirements, ensuring safe, reliable operation.
• Environmentally Friendly Solution – Supports energy efficiency goals, reduces carbon footprint, and may qualify for utility rebates or incentive programs.
• Domestic Manufacturing Quality – Built to last with EPCO’s high standards and backed by a 5-year manufacturer’s warranty. 

PRODUCT DETAILS 

• Available Length: 4-foot fixture only.
• Minimum Order Quantity: Two (2) High Bay Linear Vapor Tight Fixtures per order.
• Shipping Weight: 23 lbs (10.43 kg) per 4-foot fixture.
• Compliant with 2026 National Electrical Code: Articles 410.10(A), 410.104(A), 410.130(G)(1), 547.4, 547.22, 547.23. 

FEATURES 

• High-Bay Performance – Specifically engineered for high-ceiling applications where powerful, uniform illumination is critical for safety and productivity.
• T5 & T8 LED Lamp Compatibility – Supports long-life, energy-efficient LED lamps with improved lumen output and reduced operating costs.
• Weatherproof & Washdown-Rated – NEMA 4X, IP65, IP66, and IP67 certified, ensuring superior protection against dust, moisture, and high-pressure washdowns for indoor or outdoor use.
• Rugged, Impact-Resistant Housing – Constructed from 5VA-F1 fiberglass for maximum strength and durability with no deflection.
• Acrylic Diffuser for Harsh Environments – Designed to withstand heavy-duty cleaning, reducing maintenance and replacement costs.
• Quick, Contractor-Friendly Installation – Includes stainless steel mounting hardware that allows for pre-installation of brackets without drilling into the luminaire housing.
• Secure Stainless Steel Latches – Provide a tight seal to keep contaminants out and maintain luminaire integrity.
• Optimized Thermal Performance – Keeps LED lamps running cooler for extended service life and consistent lumen output.
• Flexible Mounting Options – Ideal for ceiling, wall, or pendant mounting in high bay environments.
• UL Listed & NEC Compliant – Meets UL E319552 standards and 2026 NEC requirements for reliable, code-compliant installation.
• Energy-Efficient Solution – Delivers maximum lumens per watt, reducing energy usage compared to traditional fluorescent or HID high-bay fixtures.
• Factory-Tested Reliability – 100% tested before shipping to ensure performance and minimize contractor callbacks.
• 5-Year Warranty – Backed by EPCO’s industry-leading warranty for long-term peace of mind. 

TYPICAL APPLICATIONS 

EPCO’s High Bay Linear Vapor Tight Light Fixtures are purpose-built for harsh, high-ceiling environments that demand powerful, energy-efficient, and moisture-resistant lighting. Their NEMA 4X and IP65/IP66/IP67 ratings make them an excellent choice for: 

• Warehouse & Distribution Centers – High-output LED illumination for aisles, loading docks, and open storage areas.
• Food Processing Facilities & Commercial Kitchens – Hygienic, sealed lighting designed for washdown environments and USDA/FDA compliance.
• Manufacturing Facilities & Industrial Plants – Durable fixtures that resist vibration, airborne contaminants, and impact damage.
• Cold Storage & Refrigerated Areas – Consistent performance in low-temperature spaces with long operating hours.
• Agricultural & Livestock Buildings – Resistant to moisture, dust, and chemicals commonly found in barns, poultry houses, and grow operations.
• Parking Garages & Covered Loading Bays – Wet-location rated for exterior or semi-exposed installations.
• Car Washes & Washdown Areas – Fully sealed construction to withstand high-pressure cleaning and water spray.
• Utility Rooms, Mechanical Areas, & Workshops – Reliable, maintenance-free lighting for critical building infrastructure. 

These fixtures are ideal for contractors, facility managers, and electrical engineers who require long-lasting, energy-efficient, and code-compliant high bay LED lighting for demanding applications.