BORYLI ELC 24V 250W 500 Hour Long Life Lamp(Pack of 2) - - Amazon.com
Osram EHJ (250W/24V) Lamp 54254 B&H Photo Video
HEI-FOI-250 MA314309 HeiScope Fiber Optic Illuminator 24V 250W Halogen light bulb, input 110/220 50/60Hz, color temperature 3200K, with a 5/8 inch Fiber Optic Cable Adapter
OSRAM HLX64657 HALOGEN LAMP 24V 250W DDD - LOT OF 11 | eBay
Halogen Reflector Lamp 24V-250W, Base GX5.3 Sylvania ELC -WITTNER