Talk to a specialist
Weekdays 8am-7pm EST
Not sure how to find your light bulb? You need our step-by-step tool.
Philips 400 Watt ED18 High Pressure Sodium Bulb
SKU: 368811 | Ordering Code: C400S51/ALTO
| UPC: 46677368814
Philips 250 Watt ED18 High Pressure Sodium Bulb
SKU: 368795 | Ordering Code: C250S50 ALTO
| UPC: 46677368791
Philips 400 Watt ED18 Instant Restrike High Pressure Sodium Bulb
SKU: 376889 | Ordering Code: C400S51/2
| UPC: 46677376888
Receive special offers and information from Bulbs.com.