Simba Lighting Halogen R7S 118mm T3 500W Dimmable 7500lm (5 Pack) J Type Linear Double Ended
500 watt 24 volt 117mm K Class Linear Halogen Floodlight Bulb
Southwire 500-Watt EQ T10 Bright White Mogul Base (e-40) Halogen Light Bulb in the Tube Light Bulbs department at Lowes.com
Phoenimax R7S-118mm-500W T3 Quartz J Type Linear Halogen Bulb Dimmable Double Ended Floodlight Bulb 120V for Work Lights, Security Lights, Landscape Lights, Floor Lamps, Warm White 2900K (Pack of 5) - Amazon.com
China 500w Halogen Floodlight Lumens Suppliers, Manufacturers, Factory - Best Price - BENWEI
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