General Electric LU400/H/ECO, 400W Lucalox High Pressure Sodium Bulb
General Electric Lucalox PSL Lamp
GE 85371 Lucalox LU150/55/H/ECO
GE Lucalox PSL Digital HPS Grow Lamp 400V [600W] | Catch.com.au
GE Lucalox High Pressure Sodium Light Bulb, B17 HPS Bulb, 150-Watt, 16000 Lumen, Medium Base, White, 1-Pack, High Intensity Discharge, HID HPS Bulb for Use Only With S55 Ballast - High Intensity