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- Philips 90-watt SOX T15 Low Pressure Sodium lamps offers high energy efficiency
- Long Life – Lasts up to 18,000 hours
- Vibration Resistant – Rough service arc tube support system provides protection against shock and vibration
- T-21 Shape with D.C. Bayonet Base
- Operating Position: Horizontal +/- 20-Degree
Philips High-Intensity Discharge (HID) 90-watt Low Pressure Sodium SOX T15 light bulb offers high energy efficiency for indoor and outdoor applications. They are vibration resistant and are ideal for roadways, bridges and tunnels, security lighting, area flood lighting, railway crossings and airport lighting.