JC G4 Bi-Pin Base 20W 12V 10-PACK by Bulbrite | 860781-10PACK | BUB890902
Feit Electric 20-Watt 12-Volt T3 JC G4 Bi-Pin Base Dimmable Landscape Garden Halogen Light Bulb, 2800K Bright White (12-Pack) BPLVQ20T3/2/HDRP/6 - The Home Depot
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
20W 12V T3 G4 Halogen Clear Bulb 2-Pack by Bulbrite at Lumens.com