20W 12V T3 G4 Halogen Clear Bulb 2-Pack by Bulbrite at Lumens.com
G4 LED Bulbs 12V 20W Halogen Bulb Replacement, HengBo G4 Bi Pin Base JC Type T3 Light Bulb Warm White 3000K for Under Cabinets Home Lights, Non-Dimmable, (Pack of 10) - Amazon.com
1pc 20W 12V Halogen 20 Watt G4 Base JC Type Light Bulbs Bulb Set - Walmart.com
Labomed 312086-112 12V-20W Halogen Bulb - New York Microscope Company
12 Volt / 20 Watt Halogen Bulb — LW Scientific
Osram 64425S AX 20W-12V - ADLSupply.com
12 pcs Halogen JC Type Light Bulb G4 Base 12V 20W Watt - Double Ended Halogen Capsules - Amazon.com
Bulbrite 20W 12V MR16 Halogen Flood BAB Bulb | BAB | Bulbs.com