Feit Electric 500 W Special Use Halogen Light Bulb - Amazon.com
500W Halogen 118Mm Work Light Bulb 10-Pack
Utilitech 500-Watt EQ T3 Bright White Recessed Double Contact Halogen Light Bulb (6-Pack) in the Tube Light Bulbs department at Lowes.com
Feit Electric 500-Watt Warm White (3000K) T3 R7 Double-Ended Tube Dimmable Halogen Rough Service Light Bulb (48-Pack) BPQ500T3/CL/RS/2/24 - The Home Depot
Feit Electric 500-Watt Bright White (2800K) T3 R7 Base Dimmable Halogen Light Bulb (2-Pack) BPQ500T3/CL/2/HDRP - The Home Depot
Amazon.com: 500 WATT Halogen Bulbs
Technical Precision Replacement for Hikari JTT-120V/500W E40 Clear Light Bulb Double Glass 500 Watt Halogen Work Light Bulb - Mogul Base - 3200K - 1 Pack - Amazon.com