Philips 20-Watt T3 Halogen 12-Volt G4 Capsule Dimmable Light Bulb (2-Pack) 417204 - The Home Depot
12 Pack, G4 Halogen Light Bulb , T3 JC Type Clear 20W 12V AC/DC Bi-Pin Bulb for Landscape Lighting,Accent Lights, Track Lighting,Under Cabinet Puck Light, Chandeliers,360°Beam Angle/Warm White - Amazon.com
Osram 41900-SP 20W-GY4 - ADLSupply.com
Replacement Bulbs for B Series - Quartz Halogen Lamp 12V/20W - 1101002 | Motic Microscopes
G4 Light Bulb, G4 Halogen Bulbs 20W, 10PCS G4 Bulb 12V AC/DC Dimmable, G4 Bi-Pin Base 2800K Warm White with Long Lasting Lifetime, High Brightness 300LM T3 JC Type, G4 Light for