Cooper Lighting APHL-454-SN-UPL Fluorescent High Bay Fixture

Product Description

The COOPER LIGHTING APHL-454-SN-UPL is a 4-lamp T5 fluorescent high bay fixture built for industrial and commercial overhead lighting applications. Rated at 54 watts per lamp with a 120-277 volt input range, it delivers broad voltage compatibility across single-phase and multi-voltage commercial installations. The white steel housing measures approximately 48.81 inches long, 20.5 inches wide, and 2.75 inches high, making it a compact profile for high-ceiling environments. This fixture is installed by licensed electricians in warehouses, manufacturing floors, gymnasiums, and similar large open-span spaces where consistent overhead illumination is required.

The APHL-454-SN-UPL is suited for commercial and light industrial facilities with ceiling heights that call for high bay mounting. Its 120-277 volt operating range accommodates a wide variety of electrical distribution configurations without requiring dedicated step-down transformers or voltage-specific circuits. The fixture accepts T5 replacement lamps, which are widely stocked and straightforward to source. It is appropriate for new construction and retrofit installations in spaces requiring reliable, energy-conscious fluorescent overhead lighting.

Key Features

• 4-lamp T5 fluorescent configuration at 54 watts per lamp
• 120-277 volt input range for broad electrical system compatibility
• White steel housing construction for durability in commercial environments
• CEE Listed, NEMA Premium efficiency rated, UL Listed, and cUL Listed
• Compact profile: 48.81 inches long, 20.5 inches wide, 2.75 inches high

Compatibility

Designed as an OEM-style high bay fluorescent fixture replacement compatible with T5 lamp systems in commercial and industrial overhead lighting applications.

Installation Notes

Installation must be performed by a licensed electrician in accordance with NEC requirements for commercial lighting fixtures. De-energize the circuit at the panel and verify absence of voltage before wiring. Ensure the mounting structure is rated to support the fixture weight and that conduit entries are properly secured and sealed for the environment. T5 lamps should be installed only after the fixture is fully mounted and wired.