The Advance ICN-4S54-90C-2LS-G is a heavy-duty, Centium series electronic fluorescent ballast designed to safely operate 3 or 4 F54T5/HO (High Output) linear fluorescent lamps. Featuring an input voltage of 120V to 277V, it utilizes programmed start technology and is built to withstand high case temperatures up to 90°C. [1]
Key Specs & Features:
Lamp Types Supported: 3 or 4 F54T5/HO bulbs
Starting Method: Programmed Start (ideal for frequently switched lights)
Safety: Class P thermal protection and lamp end-of-life (EOL) protection [1, 2, 3, 4, 5]
Replacement and Sizing Considerations: If you are upgrading from an older ICN-4S54-90C-2LS model, note that the newer "-G" version is much shorter (16.7" compared to the original 24"), but wider. [1]