Philips Ceramalux® ALTO® HID Lamp, Non-Cycling Universal, C400S51/ALTO NC HPS 12PK Designation, 400 W Wattage, 100 VAC, 4.6 A, Sodium Vapor Lamp, E39 Mogul Lamp Base, ED18 Shape, 50000 Lumens, 30000 hr Average Life, 20 CRI, 2100 K Color Temperature, Clear Lamp, 2-1/4 in Dia x 9-3/4 in L Dimensions
Philips Ceramalux® ALTO® HID Lamp, Non-Cycling Universal, C400S51/ALTO NC HPS 12PK Designation, 400 W Wattage, 100 VAC, 4.6 A, Sodium Vapor Lamp, E39 Mogul Lamp Base, ED18 Shape, 50000 Lumens, 30000 hr Average Life, 20 CRI, 2100 K Color Temperature, Clear Lamp, 2-1/4 in Dia x 9-3/4 in L Dimensions