OSRAM NAV-T 150W 250W 400W VIALOX lamp,NG150 NG250 NG400 SON-T NAV E40 high pressure sodium tubular bulb - buy at the price of $25.80 in aliexpress.com | imall.com
Osram 250W Vialox High Pressure Sodium Bulb E40 Screw Cap SON-E Long Life Lamp | eBay
OSRAM HQL 250W MERCURY BULB E40 Kuala Lumpur (KL), Selangor, Malaysia Supplier, Supply, Supplies, Distributor | JLL Electrical Sdn Bhd