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) - -
Replacement Bulbs for B Series - Quartz Halogen Lamp 12V/20W - 1101002 | Motic Microscopes
ACCU-SCOPE 3253 12V 20W Halogen Bulb - New York Microscope Company
20W 12V T3 G4 Halogen Clear Bulb 2-Pack by Bulbrite at Lumens.com
PHILIPS MR11 HALOGEN BULB 12V 20W GU4 30D | CE Store
Philips 20-Watt T3 Halogen 12-Volt G4 Capsule Dimmable Light Bulb (2-Pack) 417204 - The Home Depot