Philips 321513 55-watt T15 SOX55 Low Pressure Sodium HID Light Bulb
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<b>[Product Information]</b><br>
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<li>Philips 55-watt SOX T15 Low Pressure Sodium lamps offers high energy efficiency</li>
<li>Long Life - Lasts up to 18,000 hours</li>
<li>Vibration Resistant - Rough service arc tube support system provides protection against shock and vibration</li>
<li>T15 Shape with D.C. Bayonet Base</li>
<li>Operating Position: Base Up +/- 110-Degree</li>
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