Philips 467365 - C400S51/ALTO NC HPS High Pressure Sodium Light Bulb
$46.19
Philips 400 watt - 100 volt - ED18 - Mogul Screw (E39) Base - 2,100K - Warm White - Clear - Non-Cycling - Ceramalux | Philips High Pressure Sodium HID Light Bulb (C400S51/ALTO NC HPS 467365)