BLK2 HS
Engineered for harsh environments, the Block Harsh Series delivers up to 150 lm/W and 121,000-hour life at 140°F. Its rugged, NEMA 4X-rated housing resists corrosion, vibration, dust, and salt. With 10kV surge protection, dimmable driver, and multiple optics, it ensures safe, efficient lighting in extreme industrial settings—ideal for petrochemical plants, marine platforms, and coastal facilities. The BLK2 H2 Harsh Series delivers 150 lm/W performance with NEMA 4X protection for hazardous and corrosive industrial environments. Built for durability, reliability, and long-term safety.
Cross-References
Top equivalents — 12 across 12 brands
Compare top 3 →- spec →
The YHB High Bay is a flexible and efficient lighting solution available in three sizes to suit a wide range of applications. It features built-in lumen and CCT selectability, allowing you to customize light output and color temperature from a single fixture.
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The Corelite RZL series is a linear direct/indirect LED continuous row system that provides high quality, efficient illumination for open ceiling environments. The RZL’s clean, compact profile combined with multiple architectural style variations and high efficacies make it ideal for achieving horizontal and vertical uniformity in a variety of building environments including aisles, open offices, retail, and low bay applications. Available in 4’, 8’ and 12’ modular sections, the RZL is easy to install with innovative joining and mounting features to reduce installation time and labor costs.
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- voltage: 277V/347V/480V → UNV
- lumens: 21141 → 5512
- wattage: 450W → 87.7W
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LHB LED Linear High Bay luminaires are designed for a wide variety of applications and mounting heights while delivering an affordable value proposition to customers. It’s full body construction with center driver housing provides durability and thermal control. The LHB comes standard with a diffused lens providing added protection and glare control. The LHB is an energy-efficient one-for-one replacement of linear fluorescent and HID fixtures and is the ideal linear high bay fixture for use in warehousing, manufacturing, gymnasium, and big box/retail applications.
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Designed to compliment any space, the 8"" LED round downlight cylinders, also available as a wall wash cylinder, can be wall-, ceiling- or pendant-mount or hung by aircraft cable. A two-stage system produces smooth distribution with excellent light control and low aperture brightness. The cylinders are available in multiple lumen packages, color temperatures and a variety of finishes. Standard 0-10V driver dims to 1% with a multitude of optional integral and remote drivers available.
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- voltage: 277V/347V/480V → UNV
- lumens: 21141 → 6000
- wattage: 450W → 59.7W
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The Linear LED High Bay Series offers a brighter solution for a wide range of high bay applications. When compared to 4 and 6 lamp T5 fluorescent fixtures, these high bays achieve higher light output while using 40% less energy.
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MASTER, LED Highbay, Highbay, Mains only, 145 W, EX39, 5000 K, 20000 lm, 50000 hour(s), 137.00 lm/W, Plastic
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High Bay (AX-HB150U)
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- wattage: 450W → 150W
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The FEX is an entirely new class of product for the Lithonia Lighting® Vapor Tight Channel. Instead of your traditional plastics and fiberglass with limited thermal capabilities, FEX is an all
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PRODUCT SPECIFICATIONS DESCRIPTION The LLHB is a linear 4′ high bay fixture, capable of producing up to 25,000 lumens. APPLICATIONS The LLHB Series of linear high bays are designed to be high quality, energy efficient LED high bay luminaires for use in commercial applications, warehouses, retail, and industrial applications. CONSTRUCTION
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- voltage: 277V/347V/480V → UNV
- wattage: 450W → 167W
Cross-references are informational starting points — verify with the manufacturer before specifying or purchasing. Spot a bad match? Report it →
Local Reps
Who reps Red Sky Lighting
Full directory →33 rep agencies carry the Red Sky Lighting line across 48 states. Pick your state.
Alabama AL2 agencies
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Alaska AK1 agency
Statewide
Arizona AZ1 agency
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Arkansas AR1 agency
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California CA3 agencies
- C.J.S. LightingAcuity Brands
Sacramento
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Los Angeles · San Diego
Colorado CO1 agency
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- illuminateCurrent
Statewide
Delaware DE1 agency
Statewide
District of Columbia DC1 agency
- Federated LightingAcuity Brands
Statewide
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Jacksonville
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+38 more states in the full directory →
Line cards are directional — confirm coverage with the agency before routing a spec.